2.
CONTENTS 2.1 GENERAL INFORMATION.......................................................................... 41 2.1.1 Specific features .................................................................................. 41 2.1.2 How to read the model name .............................................................. 43 2.1.3 Table of models .................................................................................... 43 2.1.4 Table of indoor units panel (Optional) ......................................
2.1 GENERAL INFORMATION 2.1.1 Specific features (1) Fuzzy control (a) Response speed and stability are enhanced. ¡ The system automatically controls changes of return air temperature, set temperature and room temperature according to the fuzzy control. ¡ The system response speed, can keep room temperature constant, and can adjust room temperature to set temperature quickly. Inverter Hz Set temp. Temp. difference operation Gradient of temp. FUZZY operation E.E.V. pulse Room air temp.
(4) Floor layout can be changed by resetting address unit number. ¡ For change of floor layout, the control group can be recombined only by resetting address unit number. (5) Installation of automatic address setting function ¡ The address setting method are divided into three types according to wiring method: “Automatic Address Setting,”“Remote controller Address Setting” and “Manual Address Setting,” In case of the Automatic Address Setting, no address needs be set as usual.
2.1.2 How to read the model name Example: FDC P 224 H KXR E 2 A Power source A : 415V 50Hz V : 380V 50Hz CE marking model Application power source...See the specifications Multi KXR series Heat pump type Nominal capacity R407C models Model name Indoor unit : FDT, FDTW, FDTQ, FDTS, FDR, FDQM, FDUM, FDE, FDK, FDFL , FDFU Outdoor unit : FDC 2.1.
2.2 SELECTION DATA 2.2.
Models FDTJ45HKXE2, 56HKXE2, 71HKXE2 Models Item FDTJ45HKXE2(3) FDTJ56HKXE2(3) FDTJ71HKXE2(3) 5600 7100 6300 8000 Nominal cooling capacity*1 W 4500 2 W 5000 Nominal heating capacity* Power source 1 Phase 220/240V 50Hz dB(A) Noise level Exterior dimensions Height Width Depth Net weight Hi: 37 Me: 35 Lo: 34 mm Unit:260 kg Hi: 38 Me: 36 Lo: 34 840 840 Panel:30 950 950 Unit:24 Panel:7 Refrigerant equipment Heat exchanger Louver fine & inner grooved tubing Refrigerant control Elect
Models FDTJ90HKXE2, 112HKXE2, 140HKXE2 Models Item FDTJ90HKXE2(3) FDTJ112HKXE2(3) FDTJ140HKXE2(3) 11200 14000 12500 16000 Nominal cooling capacity*1 W 9000 2 W 10000 Nominal heating capacity* Power source 1 Phase 220/240V 50Hz dB(A) Noise level Exterior dimensions Height Width Depth Net weight Hi: 42 Me: 40 Lo: 38 Unit: 260 Panel:30 mm kg 840 950 Hi: 47 Me:43 Lo: 38 840 950 Unit: 320 Panel:30 Unit:24 Panel:7 Hi: 49 Me: 46 Lo: 43 840 950 Unit:28 Panel:7 Refrigerant equipment Heat ex
(b) 2-way outlet ceiling recessed type (FDTW) Models FDTWJ28HKXE2B, 45HKXE2B, 56HKXE2B Models Item FDTWJ28HKXE2B(3) FDTWJ45HKXE2B(3) FDTWJ56HKXE2B(3) Nominal cooling capacity*1 W 2800 4500 5600 Nominal heating capacity*2 W 3200 5000 6300 Power source 1 Phase 220/240V 50Hz dB(A) Noise level Exterior dimensions Height Width Depth Net weight Hi: 39 Me:36 Lo: 33 mm Unit:280 817 620 kg Panel:8 1055 680 Unit:19 Panel:7 Refrigerant equipment Heat exchanger Louver fins & inner grooved tubi
Models FDTWJ71HKXE2B, 90HKXE2B Models FDTWJ71HKXE2B(3) Item FDTWJ90HKXE2B(3) 1 Nominal cooling capacity* W 7100 9000 Nominal heating capacity*2 W 8000 10000 Power source 1 Phase 220/240V 50Hz dB(A) Noise level Exterior dimensions Height Width Depth Net weight Hi: 41 Me: 38 Lo: 35 mm Hi: 41 Me: 39 Lo: 36 Unit:330 1054 kg 620 Panel:8 1300 680 Unit:26 Panel:9 Refrigerant equipment Heat exchanger Louver fins & inner grooved tubing Refrigerant control Electronic Expansion Valve +Cap
Models FDTWJ112HKXE2B, 140HKXE2B Models FDTWJ112HKXE2B(3) Item FDTWJ140HKXE2B(3) Nominal cooling capacity*1 W 11200 14000 Nominal heating capacity*2 W 12500 16000 dB(A) Hi: 44 Me: 41 Lo: 38 Power source 1 Phase 220/240V 50Hz Noise level Exterior dimensions Height Width Depth Net weight mm Hi: 45 Me: 42 Lo: 39 Unit:345 1524 kg 620 Panel:8 1770 680 Unit:38 Panel:11 Refrigerant equipment Heat exchanger Louver fins & inner grooved tubing Refrigerant control Electronic Expansion Val
(c) Ceiling recessed single air supply port type (FDTQ) Model FDTQJ22HKXE3 Model FDTQJ22HKXE3(3) Item Panel name Duct panel(4) Direct blow panel TQ-PSA-13W-E Panel model(Option) Nominal cooling capacity*1 W Nominal heating capacity*2 W TQ-PSB-13W-E QR-PNA-13W-E QR-PNB-13W-E 2200 2500 Power source 1 Phase, 220/240V 50Hz Hi: 38 Lo: 33 dB(A) Noise level Exterior dimensions Height Width Depth Net weight Hi: 42 Lo: 39 mm Unit:250 570 570 Panel:35 625 650 Unit:250 570 570 Panel:35 780 650 U
Model FDTQJ28HKXE3 Model FDTQJ28HKXE3(3) Item Panel name Duct panel(4) Direct blow panel TQ-PSA-13W-E Panel model(Option) Nominal cooling capacity*1 W Nominal heating capacity*2 W TQ-PSB-13W-E QR-PNA-13W-E QR-PNB-13W-E 2800 3200 Power source 1 Phase, 220/240V 50Hz Noise level Hi: 38 Lo: 33 dB(A) Exterior dimensions Height Width Depth Net weight Hi: 42 Lo:39 mm Unit:250 570 570 Panel:35 625 650 Unit:250 570 570 Panel:35 780 650 Unit:250 570 570 Panel:35 625 650 Unit:250 570 570 Panel:
Model FDTQJ36HKXE3 Model FDTQJ36HKXE3(3) Item Panel name Duct panel(4) Direct blow panel TQ-PSA-13W-E Panel model(Option) 1 Nominal cooling capacity* W Nominal heating capacity*2 W TQ-PSB-13W-E QR-PNA-13W-E QR-PNB-13W-E 3600 4000 Power source 1 Phase, 220/240V 50Hz dB(A) Noise level Exterior dimensions Height Width Depth Net weight Hi: 38 Lo: 33 Hi: 42 Lo:39 mm Unit:250 570 570 Panel:35 625 650 Unit:250 570 570 Panel:35 780 650 Unit:250 570 570 Panel:35 625 650 Unit:250 570 570 Panel:
(d) 1-way outlet ceiling recessed type (FDTS) Models FDTSJ45HKXE2B, 71HKXE2B Model FDTSJ45HKXE2B(3) Item FDTSJ71HKXE2B(3) 1 Nominal cooling capacity* W 4500 7100 Nominal heating capacity*2 W 5000 8000 dB(A) Hi: 43 Me: 40 Lo: 38 Power source 1 Phase 220/240V 50Hz Noise level Exterior dimensions Height Width Depth Net weight Unit:194 Panel:10 mm kg 1040 1290 Hi: 44 Me: 40 Lo: 38 Unit:194 Panel:10 650 770 Unit:26 Panel:6 Louver fins & inner grooved tubing Refrigerant control Electronic
(e) Cassetteria type (FDR) Models FDRJ45HKXE2, 56HKXE2 Models FDRJ45HKXE2(4) Item Air inlet panel Panel model (Option) FDRJ56HKXE2(4) Silent panel Canvas panel Silent panel Canvas panel R-PNLS-26W-E R-PNLC-26W-E R-PNLS-26W-E R-PNLC-26W-E Nominal cooling capacity*1 W 4500 5600 Nominal heating capacity*2 W 5000 6300 Power source 1 Phase 220/240V 50Hz Noise level Exterior dimensions Height Width Depth Net weight dB(A) Hi: 43 Me: 40 Lo: 37 Hi: 44 Me: 41 Lo: 38 Hi:43 Me: 40 Lo: 37 Hi
Models FDRJ71HKXE2, 90HKXE2 Models FDRJ71HKXE2(4) Item Air inlet panel Silent panel Panel model (Option) R-PNLS-36W-E Nominal cooling capacity*1 W 7100 Nominal heating capacity*2 W 8000 FDRJ90HKXE2(4) Canvas panel Silent panel R-PNLC-36W-E R-PNLS-36W-E Canvas panel R-PNLC-36W-E 9000 10000 1 Phase 220/240V 50Hz Power source Noise level Exterior dimensions Height Width Depth Net weight dB(A) Hi: 43 Me: 40 Lo: 37 Hi: 44 Me: 41 Lo: 38 Hi: 43 Me: 40 Lo: 37 Hi: 44 Me: 41 Lo: 38 mm Unit:3
Models FDRJ112HKXE2, 140HKXE2 Models FDRJ112HKXE2(4) Item Air inlet panel Silent panel Panel model (Option) R-PNLS-46W-E Nominal cooling capacity*1 W 11200 Nominal heating capacity*2 W 12500 FDRJ140HKXE2(4) Canvas panel Silent panel R-PNLC-46W-E R-PNLS-46W-E Canvas panel R-PNLC-46W-E 14000 16000 Power source 1 Phase 220/240V 50Hz Noise level Exterior dimensions Height Width Depth Net weight dB(A) Hi: 45 Me: 42 Lo: 38 mm Unit:406 1370 635 Panel:10 1660 750 kg Unit:50 Panel:9 Hi: 46
(f) Medium static pressure ducted type (FDQM) Model FDQMJ36HKXE3 Models FDQMJ36HKXE3(3) Item Nominal cooling capacity*1 W 3600 Nominal heating capacity*2 W 4000 Power source 1 Phase 220/240V 50Hz dB(A) Noise level Exterior dimensions Height Width Depth Net weight Hi: 34 Lo: 31 mm 257 570 kg 570 21 Refrigerant equipment Heat exchanger Louver fins & inner grooved tubing Refrigerant control Electronic Expansion Valve +Capillary tube Air handling equipment Fan type & Q'ty Centrifugal fa
(g) Satellite ducted type (FDUM) Models FDUMJ36HKXE2, 45HKXE2 Models Item FDUMJ36HKXE2(3) FDUMJ45HKXE2(3) 4500 Nominal cooling capacity*1 W 3600 Nominal heating capacity*2 W 4000 5000 Power source 1 Phase 220/240V 50Hz dB(A) Noise level Exterior dimensions Height Width Depth Net weight Hi: 34 Me: 32 Lo: 29 Hi: 35 Me: 32 Lo: 29 mm 299 kg 750 635 34 Refrigerant equipment Heat exchanger Louver fins & inner grooved tubing Refrigerant control Electronic Expansion Valve +Capillary tube Ai
Models FDUMJ56HKXE2, 71HKXE2, 90HKXE2 Models Item FDUMJ56HKXE2(3) FDUMJ71HKXE2(3) FDUMJ90HKXE2(3) 7100 9000 8000 10000 Nominal cooling capacity*1 W 5600 2 W 6300 Nominal heating capacity* Power source 1 Phase 220/240V 50Hz dB(A) Noise level Exterior dimensions Height Width Depth Net weight mm Hi: 35 Me: 32 Lo: 29 299 750 kg Hi: 35 Me: 32 Lo: 29 635 299 34 Hi: 36 Me: 33 Lo: 30 950 40 Refrigerant equipment Heat exchanger Louver fins & inner grooved tubing Refrigerant control Elect
Models FDUMJ112HKXE2, 140HKXE2 Models FDUMJ112HKXE2(3) Item FDUMJ140HKXE2(3) 1 Nominal cooling capacity* W 11200 14000 Nominal heating capacity*2 W 12500 16000 Power source 1 Phase 220/240V 50Hz Hi: 38 Me: 35 Lo: 32 dB(A) Noise level Exterior dimensions Height Width Depth Net weight Hi: 39 Me: 37 Lo: 34 mm 350 kg 1370 635 57 59 Refrigerant equipment Heat exchanger Louver fins & inner grooved tubing Refrigerant control Electronic Expansion Valve +Capillary tube Air handling equip
(h) Ceiling suspension type (FDE) Models FDEJ36HKXE2B, 45HKXE2B Models Item FDEJ36HKXE2B(3) FDEJ45HKXE2B(3) 4500 Nominal cooling capacity*1 W 3600 Nominal heating capacity*2 W 4000 5000 Power source 1 Phase 220/240V 50Hz dB(A) Noise level Exterior dimensions Height Width Depth Net weight Hi: 43 Me:40 Lo: 38 mm 184 kg 1000 650 22 Refrigerant equipment Heat exchanger Louver fins & inner grooved tubing Refrigerant control Electronic Expansion Valve + Capillary tube Air handling equipmen
Models FDEJ56HKXE2B, 71HKXE2B Models Item FDEJ56HKXE2B(3) FDEJ71HKXE2B(3) 7100 Nominal cooling capacity*1 W 5600 2 W 6300 Nominal heating capacity* 8000 Power source 1 Phase 220/240V 50Hz dB(A) Noise level Exterior dimensions Height Width Depth Net weight Hi: 44 Me:40 Lo: 38 Hi: 43 Me:40 Lo: 38 mm 184 kg 1000 650 184 22 Louver fins & inner grooved tubing Refrigerant control Electronic Expansion Valve + Capillary tube Air handling equipment Fan type & Q'ty Centrifugal fan 4 Centrif
Models FDEJ112HKXE2B, 140HKXE2B Models FDEJ112HKXE2B(3) Item FDEJ140HKXE2B(3) Nominal cooling capacity*1 W 11200 14000 Nominal heating capacity*2 W 12500 16000 dB(A) Hi: 49 Me:46 Lo: 42 Power source 1 Phase 220/240V 50Hz Noise level Exterior dimensions Height Width Depth Net weight mm 239 kg 1260 Hi: 50 Me:47 Lo: 42 650 239 Louver fins & inner grooved tubing Refrigerant control Electronic Expansion Valve +Capillary tube Air handling equipment Fan type & Q'ty Centrifugal fan Cent
(i) Wall mounted type (FDK) Models FDKJ22HKXE2, 28HKXE2, 36HKXE2, 45HKXE2 Models Item FDKJ22HKXE2(3) FDKJ28HKXE2(3) FDKJ36HKXE2(3) FDKJ45HKXE2(3) Nominal cooling capacity*1 W 2200 2800 3600 4500 Nominal heating capacity*2 W 2500 3200 4000 5000 dB(A) Hi: 40 Lo: 37 Power source 1 Phase 220/240V 50Hz Noise level Exterior dimensions Height Width Depth Net weight Hi: 42 Me:40 Lo: 37 mm 375 kg 950 Hi: 44 Me:41 Lo: 37 194 19 Refrigerant equipment Heat exchanger Louver fins & inner
Models FDKJ56HKXE2, 71HKXE2 Model Item FDKJ56HKXE2(3) FDKJ71HKXE2(3) 7100 Nominal cooling capacity*1 W 5600 2 W 6300 Nominal heating capacity* 8000 Power source 1 Phase 220/240V 50Hz dB(A) Noise level Exterior dimensions Height Width Depth Net weight Hi: 46 Me:43 Lo: 39 mm 375 1148 kg Hi: 47 Me:44 Lo: 40 194 375 20 Louver fins & inner grooved tubing Refrigerant control Electronic Expansion Valve + Capillary tube Air handling equipment Fan type & Q'ty Tangential fan 1 W 194 22 Ref
(j) Floor standing exposed type (FDFL) Models FDFLJ28HKXE2, 45HKXE2, 71HKXE2 Model Item FDFLJ28HKXE2(3) FDFLJ45HKXE2(3) FDFLJ71HKXE2(3) 4500 7100 5000 8000 Nominal cooling capacity*1 W 2800 2 W 3200 Nominal heating capacity* Power source 1 Phase 220/240V 50Hz dB(A) Noise level Exterior dimensions Height Width Depth Net weight Hi: 41 Me:38 Lo: 36 mm 630 kg Hi: 43 Me:41 Lo: 40 1196 225 630 Louver fins & inner grooved tubing Refrigerant control Electronic Expansion Valve + Capillary
(k) Floor standing hidden type (FDFU) Models FDFUJ28HKXE2, 45HKXE2, 56HKXE2, 71HKXE2 Model Item FDFUJ28HKXE2(3) FDFUJ45HKXE2(3) FDFUJ56HKXE2(3) FDFUJ71HKXE2(3) Nominal cooling capacity*1 W 2800 4500 5600 7100 2 W 3200 5000 6300 8000 Nominal heating capacity* Power source 1 Phase 220/240V 50Hz dB(A) Noise level Exterior dimensions Height Width Depth Net weight Hi: 41 Me:38 Lo: 36 mm Hi: 43 Me:41 Lo: 40 630 1077 kg 225 630 Louver fins & inner grooved tubing Refrigerant control E
(2) Outdoor unit Models FDCP224HKXRE2A, 280HKXRE2A Models Item FDCP224HKXRE2A(3) FDCP280HKXRE2A(3) Power source 3 Phase 415V 50Hz 1 Nominal cooling capacity* W 22400 Nominal heating capacity*2 W 25000 28000 31500 dB(A) Noise level Exterior dimensions Height Width Depth 60 mm Net weight 1700 kg Refrigerant equipment compressor type & Q' ty Motor 1350 600 340 361 RS5555HAV31 RS5570HAV31 5.5 kW 7.5 Starting method Direct start Capacity control % Crankcase heater W 100 ~ 22.
Models FDCP224HKXRE2V, 280HKXRE2V Models Item FDCP224HKXRE2V(3) FDCP280HKXRE2V(3) Power source 3 Phase 380V 50HZ 1 Nominal cooling capacity* W 22400 Nominal heating capacity*2 W 25000 28000 31500 dB(A) Noise level Exterior dimensions Height Width Depth 60 mm Net weight 1700 kg Refrigerant equipment compressor type & Q' ty Motor 1350 600 340 361 RS5555HAV31 RS5570HAV31 5.5 kW 7.5 Starting method Direct start Capacity control % Crankcase heater W 100 ~ 22.
(3) Operation chart Since the Multi KXR series air conditioner units are free multitype to which the indoor units of different capacity and different model can be combined, the operation characteristics of all combinations are very complicated, therefore only the individual operation characteristics of indoor and outdoor units are shown. For the combined operation characteristics, calculate them with the method shown in the next page.
FDR Series (220 V/240 V) Models FDR Series Item 45 56 71 90 112 140 Power consumption (kW) 0.14/0.16 0.15/0.17 0.16/0.19 0.24/0.28 0.28/0.32 Running current (A) 0.63/0.67 0.68/0.71 0.73/0.79 1.07/1.17 1.28/1.32 FDQM, FDUM Series Models (220 V/240 V) FDQM Item Power consumption (kW) Running current (A) FDUM Series 36 36 71 90 112 140 0.050/0.055 0.11/0.13 45 0.14/0.16 56 0.15/0.17 0.16/0.19 0.24/0.28 0.28/0.32 0.23/0.24 0.51/0.56 0.63/0.67 0.68/0.71 0.73/0.79 1.
Operation characteristics of each unit Models (Cooling/Heating) FDCP224HKXRE2V FDTJ71HKXE2 FDTJ45HKXE2 Power consumption (kW) 10.2/8.4 0.10/0.10 0.10/0.10 Running current (A) 17.1/13.7 0.47/0.47 0.45/0.45 Item 1 Total power consumption (kW) (Cooling) 10.2 + (0.10 × 4) = 10.6 (kW) (Heating) 8.4 + (0.10 × 4) = 8.8 (kW) 2 Total running current (A) . (Cooling) 17.1 + (0.47 × 2 + 0.45 × 2) × 2 =. 18.3 (A) 3 . (Heating) 13.7 + (0.47 × 2 + 0.45 × 2) × 2 =. 14.
2.2.2 Range of usage & limitations System Item FDCP224HKXRE2A 224HKXRE2V FDCP280HKXRE2A 280HKXRE2V Indoor intake air temperature (Upper, lower limits) Refer to the Selection chart. Outdoor air temperature (Upper, lower limits) Indoor units that can be used in combination Number of connected units Total capacity 1 to 12 units 1 to 16 units 110 ~ 292 132 ~ 364 Single direction piping lenght Indoor unit MAX. 100m Outdoor unit to first branching (main piping) Max.
◆Central flow divide system Outdoor unit Indoor unit Max. 70m Central flow divide controller Max. 15m First branch Central flow divide controller (Highest indoor unit) Max. 15m Max. 30m 50m (Outdoor unit below: 40m) Max. 30m (Lowest indoor unit) Permissible lengths of piping ■ From outdoor unit to first branch or to central flow divide controller (if first branch does not exist): Max. 70m [real length] ■ From first branch to each indoor unit: Max.
When nine and more indoor units are connected (Central flow divider controller only) ◆Central flow divide system Outdoor unit Indoor unit Max. 70m Central flow divide controller Max. 15m First branch Central flow divide controller Max. 15m (Highest indoor unit) Max. 24m 50m (Outdoor unit below: 40m) Max. 24m (Lowest indoor unit) Permissible lengths of piping ■ From outdoor unit to first branch or to central flow divide controller (if first branch does not exist): Max.
2.2.3 Exterior dimensions (1) Indoor unit (a) Ceiling recessed type (FDT) Models FDTJ28HKXE2, 36HKXE2, 45HKXE2, 56HKXE2, 71HKXE2, 90HKXE2 Unit : mm Decorative Panel Holes for suspension bolts (M10 to M8 ×4pcs.) 860~890 (Ceiling hole size) Fresh air opening for ducting 780 (Suspension bolts pitch ) C 950 630 400 B→ Liquid piping 28, 36, 45 type: φ6.35(1/4") 56, 71, 90 type: φ9.52(3/8") Gas piping 28, 36, 45 type: φ12.7(1/2") 56, 71, 90 type: φ15.
Models FDTJ112HKXE2, 140HKXE2 Unit : mm Decorative Panel Holes for suspension bolts (M10 to M8 ×4pcs.) 860~890 (Ceiling hole size) Fresh air opening for ducting 780 (Suspension bolts pitch ) C 950 630 400 B→ Liquid piping φ9.52(3/8") 267 Drain hose (Accessories) (Local setting) 332 420 637 D 422 675 (Suspension bolts pitch) Exhaust air opening for ducting Air outlet 310 Air inlet grille VIEW A Gas piping φ19.
(b) 2-way outlet ceiling recessed type (FDTW) Models FDTWJ28HKXE2B, 45HKXE2B, 56HKXE2B Models FDTWJ28HKXE2B, 45HKXE2B, 56HKXE2B Unit : mm Drain hose (Accessories) (Local setting) 278 97 50 47 64 Holes of tapping screws 5 - φ4 264 Hole 98 Center of panel 640 70 (Ceiling hole size) 446 Control box Suspension bolts (M10 × 4 pcs.
Models FDTWJ71HKXE2B, 90HKXE2B Models FDTWJ71HKXE2B, 90HKXE2B Unit : mm 1054 620 382 240 240 200 200 295~ 325 Liquid piping φ9.52(3/8") ↑ 240 Holes for tapping screws 8 – φ4 128 Drain (Connectable with VP25) Hole for wiring 20 Drain (VP20) (Natural drainage) Exhaust air opening for ducting (knock out) Decorative Panel 88 Gas piping φ15.
Models FDTWJ112HKXE2B, 140HKXE2B Unit: mm 310 Suspension fitting Fresh air opening for ducting (knock out) 200 345 255 A→ Hole 20 78 Holes for tapping screws 8-ø4 128 Exhaust air opening for ducting (knock out) 20 620 50 64 10 20 Gas piping ø19.05(3/4") Drain (Connectable with VP25) 410 364 310 230 Drain (VP20) (Natural drainage) 8 140 Hole Liquid piping ø9.52(3/8") 10 VIEW A 163 240 234 295~ 325 100 200 672 Max.
(c) Ceiling recessed single air supply port type (FDTQ) Models FDTQJ22HKXE3, 28HKXE3, 36HKXE3 210 Direct blow panel (TQ-PSA-13W-E) Drain hose (Accessories) Local setting 150 150 150 490 30 30 135 68 Drain (Connectable with VP25) Opening for exit wiring 45 VIEW B 576 (Suspension bolts Pitch) 250 288 35 21 288 42 37.5 155 Liquid piping φ6.35(1/4´´) 37.5 30 30 Gas piping φ12.7(1/2´´) 100 Holes for tapping screws φ4-12pcs. Supply air duct (Knock out) 197 248 140 21 Max.
Models FDTQJ22HKXE3, 28HKXE3, 36HKXE3 210 Direct blow panel (TQ-PSB-13W-E) 150 150 490 150 30 30 68 135 37.5 155 Liquid piping φ6.35(1/4´´) 42 Drain (Connectable with VP25) 37.5 30 30 Gas piping φ12.7(1/2´´) 100 Holes for tapping screws φ4-12pcs. Supply air duct (Knock out) 197 248 140 Opening for exit wiring 45 740 (Ceiling hole size) VIEW B 82 250 295~325 Suspension bolts (M10X4pcs.) Holes for tapping screws φ4-4pcs. 550 53 255 35 570 A← 139 269 21 Max.
● When modified to the Duct panel type on site. Models FDTQJ22HKXE3, 28HKXE3, 36HKXE3 Duct panel (QR-PNA-13W-E) 210 150 150 490 30 30 42 45 68 VIEW B 576 (Suspension bolts Pitch) 250 21 550 53 255 Suspension bolts (M10X4pcs.) Holes for tapping screws φ4-4pcs. φ1 25 φ1 70 570 Holes for tapping screws φ4-4pcs. 138 625 85 or more 138 Fresh air opening for ducting (Knock out) A← 139 269 Panel center 125 Max.
● When modified to the Duct Cassetteria type on site. Models FDTQJ22HKXE3, 28HKXE3, 36HKXE3 Duct panel (QR-PNB-13W-E) 210 30 30 150 150 150 490 30 30 68 135 37.5 155 Liquid piping φ6.35(1/4´´) 42 Drain (Connectable with VP25) 37.5 Supply air duct Gas piping φ12.7(1/2´´) 100 Holes for tapping screws φ4-12pcs.
(d) FDTS45HKXE2B 1-way outlet ceiling recessed type (FDTS) Model Model FDTSJ45HKXE2B 35 50 25 168 Panel center 200 45 250 150 60 285 315 25 383 90 Drain hose (Accessories) (Local setting) VIEW A Suspension bolts (M10×4 pcs.) 295~325 235 940 115 194 ←C 10 165 100 600 or less Max.
Model FDTSJ71HKXE2B Unit : mm Model FDTSJ71HKXE2B 1440 (Ceiling hole size) 1250 (Suspension bolts pitch) 675 70 200 60 Suspension bolts (M10×4pcs.) Drain hose(Accessories) (Local setting) 295~325 1200 200 165 170 10 194 100 30 150 VIEW A 90 100 45 250 140 35 50 25 168 Panel center 600 or less Max. Drain up 710 (Ceiling hole size) 145 575 Fresh air opening for ducting (Knock out) Holes for tapping screws 290 (φ4-6pcs.
(e) Cassetteria type (FDR) Models FDR45HKXE2, 56HKXE2 Silent Panel (Model: R-PNLS-26W-E) Unit : mm 980 (Ceiling hole size) 786 (Suspension bols pitch) 137 Fresh air opening for ducting (Knock out) (Local setting) 353 284 405 45 75 panel center 150 59 690 (Ceiling hole size) 45 545 (Suspension bolt pitch) 275 Control box VIEW C 71 Supply air duct Gas piping 45 type: φ12.7 (1/2") 56 type: φ15.88 (5/8") Liquid piping 45 type: φ6.35 (1/4") 56 type: φ9.
Models FDRJ45HKXE2, 56HKXE2 Canvas Panel (Model: R-PNLC-26W-E) Unit : mm Drain hose (Accessories) 804 (Ceiling hole size) 9 786 (Suspension bolts pitch) (Local setting) 9 Fresh air opening for ducting (Knock out) 45 193 69 150 Control box Panel center Liquid piping 45 type: φ6.35 (1/4") 56 type: φ9.52 (3/8") Gas piping 45 type: φ12.7 (1/2") 56 type: φ15.
Models FDRJ71HKXE2, 90HKXE2 Silent Panel (Model: R-PNLS-36W-E) Unit : mm 1180 (Ceiling hole size) 986 (Suspension bolts pitch) 533 137 453 Drain hose (Accessories) (Local setting) Fresh air opening for ducting (Knock out) 45 Panel center 40 405 Drain (VP20) (Natural drainage) ↑A MIN95 B→ 480 MIN81 MIN320 Hole for wiring (φ35) 250 460 213 205 1240 150 1150 45 φ170 φ170 Fresh air opening for ducting (Knock out) 45 45 Air inlet 90 510 Exhaust air opening for ducting (Knock out) VI
Models FDRJ71HKXE2, 90HKXE2 Models FDRJ71HKXE2, 90HKXE2 Canvas Panel (Model: R-PNLC-36W-E) Unit : mm Drain hose (Accessories) (Local setting) 1004 (Ceilinghole hole size) 986 (Suspension bolts pitch) 45 9 Fresh air opening for ducting (Knock out) 284 C↑ 150 Control box Panel center Liquid piping φ9.52(3/8") 59 950 510 480 465 405 215 149 260 199 35 B→ 274 285 299 285 130 165 295~325 635 Drain (Connectable with VP25) 600 or less Suspension bolts (M10 × 4pcs.) VIEW C 80 Max.
Models FDRJ112HKXE2, 140HKXE2 Models FDRJ112HKXE2, 140HKXE2 Silent Panel (Model: R-PNLS-46W-E) Unit : mm 1600 (Ceiling hole size) 1406 (Suspension bolts pitch) 663 45 Panerl center Supply air duct 320 VIEW C Liquid piping φ9.52(3/8") 320 295~325 320 80 (Max. Drain up) 1370 175 495 76 Gas piping φ19.05(3/4") Suspension bolts (M10 ×4pcs.
Models FDRJ112HKXE2, 140HKXE2 Models FDRJ112HKXE2, 140HKXE2 Canvas Panel (Model: R-PNLC-46W-E) Unit : mm 1424 (Ceiling hole size) 1406 (Suspension bolts pitch) Fresh air opening for ducting (Knock out) 284 150 45 C ↑ 193 Drain hose (Accessories) (Local setting) 9 69 Control box 495 Liquid piping φ9.52(3/8") 1370 295~325 86 0 200 235 480 465 405 250 320 635 510 Drain (Connectable with VP25) 325 320 80 350 320 130 175 600 or less Suspension bolts (M10 × 4pcs.) Max.
(f) Medium static pressure ducted type (FDQM) Model FDQMJ36HKXE3 217 150 490 150 30 30 135 75 37.5 150 30 30 Liquid piping φ6.35(1/4´´) 37.5 100 217 68 Gas piping φ12.7(1/2´´) 155 Supply air duct 197 248 147 Holes for tapping screws φ4-12pcs.
Models 56HKXE2 (g) FDUMJ45HKXE2, Satellite ducted type (FDUM) Models FDUMJ36HKXE2, 45HKXE2, 56HKXE2 Unit : mm 786 (Suspension bolts pitch) 750 18 80 B 205 Liquid piping 36, 45 type: φ6.35(1/4") 56 type: φ9.52(3/8") 59 Supply air duct 185 Max.Drain up Gas piping 36, 45 type: φ12.7(1/2") 56 type: φ15.
Models FDUMJ71HKXE2, FDUMJ71HKXE2, 90HKXE2 90HKXE2 Models Unit : mm 986 (Suspension bolts pitch) 950 ↑ 18 80 B 205 284 A→ 71 Holes of tapping screws 4-φ4 Drain hose (Accessories) (Local setting) Liquid piping φ9.52(3/8") Gas piping φ15.
Models FDUMJ112HKXE2, 140HKXE2 Models FDUMJ112HKXE2, 140HKXE2 Unit : mm 1406 (Suspension bolts pitch) 1370 18 472 118 (Suspension bolts pitch) 45 ↑ 18 205 80 B Holes of tapping screws (4-φ4) 213 φ149 284 A→ 150 Control box Drain hose (Accessories) (Local setting) φ170 φ170 Liquid piping φ9.52(3/8") 58 76 Supply air duct Gas piping φ19.05(3/4") 320 320 320 235 Max.
(h) Ceiling suspension type (FDE) Models 56HKXE2B ModelsFDEJ36HKXE2B, FDEJ36HKXE2B,45HKXE2B, 45HKXE2B, 56HKXE2B Unit : mm 15 984 (Suspension bolts pitch) 15 Holes for suspension bolts (M8 to M10 × 4 pcs.
Model FDEJ112HKXE2B Model FDEJ112HKXE2B Unit : mm 1244 (Suspension bolts pitch) 15 15 Holes for suspension bolts (M8 to M10 × 4pcs.
(i) Wall mounted type (FDK) Models FDKJ22HKXE2, 28HKXE2, 36HKXE2, 45HKXE2 950 23 387 387 130 23 Unit : mm 4 194 7.7 820 155 77.5 25 25 20 20 25 20 20 77.5 65 155 165 Space for installation and service 200 Mounting plate φ8 × 48 pcs.
Model ModelFDKJ71HKXE2 FDKJ71HKXE2 23 Unit : mm 1436 486 387 387 130 23 194 4 7.7 377.5 377.5 155 108 Space for installation and service Mounting plate 200 150 200 or more or more 45 φ8 × 48 pcs. (Holes on mounting plate) or more 155 Detail of mounting plate Outlet for piping (On both side) 65 10 38 50 108 1306 155 25 25 20 20 25 20 20 8 10 64 59 65 1196 65 58 90 Outlet for electric wiring 375 280 ←A Piping cover Hole on wall for 55 Gas piping φ 9.
(k) Floor standing hidden type (FDFU) Models FDFUJ28HKXE2, 45HKXE2, 56HKXE2, FDKJ71HKXE2 Models FDFUJ28HKXE2, 45HKXE2, 56HKXE2, 71HKXE2 Unit : mm Note (1) Value in ( ) indicates 71 type.
(3) Flow divide controller (Optional part) (a) Individual flow divide controller (Optional Part) (3) Individual flow divide controller (Optional Part) ( i) HPFD01R-E HPFD01R-E Unit : mm 117.5 Indoor refrigerant piping connection pipe Liquid pipe φ9.52 (3/8") flare. with included different diameter adapter coupling φ6.35 (1/4") pipe Suspension bolt position (M10 provided at site) 61 Indoor connection wire (length 200) (with insert terminal) Outdoor refrigerant piping connection pipe Liquid pipe φ9.
(b) Central flow divide controller (Optional port) ( i ) HPFDO2R-E Unit: mm Outdoor refrigerant piping connection port (intake gas) φ28.58 brazing Cut when using φ25.4; at φ15.
(ii) HPFDO4R-E Outdoor refrigerant piping connection port (intake gas) φ28.58 brazing Cut when using φ25.4; at φ15.88 connection, use accessory different-diameter coupling C ( ] ) Unit: mm 550 21 (Suspension bolt attachment pitch) 150 48 25 Relay box Suspension bolt position Accessory intake gas piping (with flange) 79 372 319 105 79 25 86 [ 196 Upon attachment of accessory piping [ M10 × 4 bolts Parts procured locally ] [ At φ15.
(iii) HPFDO6R-E Unit: mm Outdoor refrigerant piping connection port (intake gas) φ28.58 brazing ( Cut when using φ25.4; at φ15.88 connection, use accessory different-diameter coupling C 196 Upon attachment of accessory piping ( ) ) 770 21 (Suspension bolt attachment pitch) 150 48 25 319 Accessory discharge gas piping (with strainer) ( M10 × 4 bolts Parts prepared locally ) ( Outdoor refrigerant piping connection port (liquid) φ 12.7 flare At φ 9.
Wire entry hole (φ50) 15 640 100 35 24 250 850 pass-through hole (φ100) Back 50 Piping and wiring bottom 118 Drain waste water hole (6-φ20) 170 φ19.05 (3/4") Refrigerant discharge gas piping connection pipe Anchor bolt hole (4 locations for M10) 150 250 240 163 80 187 168 145 224 : with φ25.4 (1") pipe 280 : with φ28.58 (1 1/8") pipe Refrigerant Intake gas piping connection pipe φ12.
2.2.4 Exterior appearance (1) Indoor unit (a) Ceiling recessed type (FDT) ¡ Decorative panel Pearl white (b) 2-way outlet ceiling recessed type (FDTW) Air outlet Air inlet ¡ Decorative panel (i) Standard type Panel part No. Type Panel color With Auto swing Pearl white TW-PSA-22W-E TW-PSA-32W-E Applicable model FDTW28, 45, 56 TW-PSA-42W-E FDTW71, 90 FDTW112, 140 (ii)Attachment of ceiling material type Panel part No.
(c) Ceiling recessed single air supply port type (FDTQ) Models FDTQJ22HKXE3, 28HKXE3, 36HKXE3 This illustration shows the direct blow panel (TQ-PSA-13W-E). Painting color is the same for other panels. Pearl white ¡ Decorative panel Panel part No.
(e) Cassetteria type (FDR) Silent panel type Canvas-duct panel type Ceramic white Ceramic white (f) Medium static pressure ducted type (FDQM) ................Zinc steel plate (g) Satellite ducted type (FDUM) .......................................... Zinc steel plate (h) Ceiling suspension type (FDE) Gray (Vertical fins) Ceramic white (Front panel) Gray (Frame) (i) Ceramic white (Side panel) Ceramic white (Air inlet louver) Ceramic white (Front panel) Wall mounted type (FDK) 3 2 No.
(j) Floor standing exposed type (FDFL) Dark gray (Outlet grill) Ceramic white (Body) Black (Bottom plate) (k) Floor standing hidden type (FDFU) ..........................................
ø15.88 (5/8") Closed Open Closed 20VF 20VU - - Open Note (1) The solenoid valve is open during magnetic inductance and closed when there is not magnetic inductance. Open - Partial load - Full load During discharge temperature and dome bottom temperature control SVL SVG SVL SVG ø12.7 (1/2") Brazing Brazing Liquid piping Brazing ø19.
2.2.6 Selection chart (1) Correct the cooling and heating capacity in accordance with the conditions as follows.The net cooling and heating capacity can be,obtained in the following way. Indoor unit Each indoor unit = System performance Indoor unit capacity Indoor unit capacity when operating simultaneously.
(c) When the outdoor unit is located at a lower height than the indoor unit in cooling operation and when the outdoor unit is located at a higher height than the indoor unit in heating operation, the following values should be subtracvted from the values in the above table.
FDCP280HKXRE2A, 280HKXRE2V 38000 36000 34000 Rated capacity 31500 30000 Rated capacity 28000 Heating(MAX) 26000 24000 22000 Cooling(MAX) 20000 Capacity(W) 18000 16000 14000 12000 10000 8000 Cooling(MIN) 6000 Heating(MIN) 4000 22 50 100 132 200 280 300 364 (Standard) Total capacity of indoor units operating simultaneously Capacity Correction Calculations (The procedure for both cooling and heating is the same.
(3) Sensible heat capacity (a) FDT Series Model FDTJ28HKXE2 Air flow 3 (m /min) Outdoor air temp. (°CDB) 12 27 29 31 33 35 37 39 Indoor air temperature 17.0°CWB TC 2.89 2.83 2.76 2.68 2.60 2.53 2.46 SHC 2.58 2.55 2.52 2.49 2.46 2.43 2.40 18.0°CWB TC 2.98 2.91 2.85 2.77 2.70 2.63 2.56 SHC 2.60 2.57 2.55 2.52 2.49 2.46 2.43 19.0°CWB TC 3.05 2.99 2.92 2.86 2.80 2.72 2.64 SHC 2.61 2.59 2.56 2.54 2.52 2.49 2.46 20.0°CWB TC 3.13 3.07 3.01 2.95 2.88 2.81 2.74 SHC 2.63 2.61 2.58 2.56 2.54 2.51 2.
Model FDTJ71KHXE2 Air flow 3 (m /min) Outdoor air temp. (°CDB) 16 27 29 31 33 35 37 39 Indoor air temperature 17.0°CWB TC 7.33 7.18 7.00 6.80 6.60 6.42 6.23 SHC 5.31 5.24 5.15 5.06 4.97 4.89 4.81 18.0°CWB TC 7.55 7.39 7.22 7.04 6.85 6.67 6.48 SHC 5.34 5.27 5.19 5.11 5.03 4.95 4.87 19.0°CWB TC 7.75 7.58 7.41 7.26 7.10 6.90 6.70 SHC 5.35 5.28 5.21 5.14 5.07 4.99 4.91 20.0°CWB TC 7.94 7.78 7.63 7.47 7.31 7.13 6.94 SHC 5.36 5.29 5.23 5.16 5.10 5.02 4.95 21.0°CWB TC 8.13 7.99 7.83 7.66 7.49 7.33 7.
(b) FDTS Series Model FDTSJ45HKXE2B Indoor air temperature Outdoor Air flow 3 (m /min) air temp. 14 27 29 31 33 35 37 39 (°CDB) 17.0°CWB TC 4.66 4.55 4.45 4.33 4.19 4.08 3.94 SHC 3.86 3.82 3.77 3.72 3.66 3.62 3.56 18.0°CWB TC 4.80 4.69 4.58 4.47 4.37 4.22 4.10 SHC 3.89 3.85 3.80 3.76 3.71 3.66 3.61 19.0°CWB TC 4.92 4.82 4.72 4.61 4.50 4.39 4.26 SHC 3.91 3.87 3.83 3.79 3.75 3.70 3.65 20.0°CWB TC 5.02 4.94 4.85 4.74 4.64 4.53 4.42 SHC 3.92 3.89 3.85 3.81 3.77 3.73 3.69 21.0°CWB TC 5.16 5.05 4.
Model FDRJ71HKXE2 Air flow 3 (m /min) Outdoor air temp. (°CDB) 18 27 29 31 33 35 37 39 Indoor air temperature 17.0°CWB TC 7.36 7.19 7.01 6.83 6.60 6.43 6.22 SHC 5.56 5.49 5.41 5.33 5.23 5.15 5.06 18.0°CWB TC 7.57 7.40 7.23 7.06 6.89 6.66 6.48 SHC 5.59 5.52 5.45 5.37 5.30 5.21 5.13 19.0°CWB TC 7.77 7.61 7.44 7.27 7.10 6.93 6.72 SHC 5.61 5.55 5.48 5.41 5.34 5.27 5.18 20.0°CWB TC 7.92 7.80 7.65 7.48 7.31 7.14 6.97 SHC 5.61 5.56 5.50 5.44 5.37 5.30 5.24 21.0°CWB TC 8.14 7.97 7.82 7.70 7.53 7.36 7.
(d) FDUM Series Model FDUMJ36HKXE2 Air flow 3 (m /min) Indoor air temperature Outdoor air temp. (°CDB) 27 29 31 33 35 37 39 12 17.0°CWB TC 3.73 3.64 3.56 3.46 3.35 3.26 3.15 SHC 3.20 3.16 3.13 3.09 3.04 3.01 2.96 18.0°CWB TC 3.84 3.75 3.66 3.58 3.49 3.38 3.28 SHC 3.22 3.19 3.15 3.12 3.08 3.04 3.00 19.0°CWB TC 3.94 3.86 3.77 3.69 3.60 3.51 3.41 SHC 3.24 3.21 3.18 3.15 3.11 3.08 3.04 20.0°CWB TC 4.02 3.95 3.88 3.79 3.71 3.62 3.54 SHC 3.25 3.23 3.20 3.17 3.14 3.11 3.07 21.0°CWB TC 4.13 4.04 3.97 3.
Model FDUMJ90HKXE2 Air flow 3 (m /min) Indoor air temperature Outdoor air temp. (°CDB) 27 29 31 33 35 37 39 20 17.0°CWB TC 9.32 9.11 8.89 8.66 8.37 8.15 7.88 SHC 6.71 6.61 6.51 6.40 6.27 6.17 6.05 18.0°CWB TC 9.59 9.38 9.16 8.95 8.73 8.44 8.21 SHC 6.74 6.64 6.55 6.45 6.36 6.23 6.13 19.0°CWB TC 9.85 9.65 9.43 9.22 9.00 8.78 8.51 SHC 6.76 6.67 6.58 6.49 6.39 6.30 6.19 20.0°CWB TC 10.04 9.88 9.70 9.49 9.27 9.05 8.84 SHC 6.75 6.68 6.60 6.52 6.43 6.34 6.25 21.0°CWB TC 10.31 10.10 9.92 9.76 9.54 9.
Model FDEJ45HKXE2B Indoor air temperature Outdoor Air flow 3 (m /min) air temp. 14 27 29 31 33 35 37 39 (°CDB) 17.0°CWB TC 4.66 4.55 4.45 4.33 4.19 4.08 3.94 SHC 3.86 3.82 3.77 3.72 3.66 3.62 3.56 18.0°CWB TC 4.80 4.69 4.58 4.47 4.37 4.22 4.10 SHC 3.89 3.85 3.80 3.76 3.71 3.66 3.61 19.0°CWB TC 4.92 4.82 4.72 4.61 4.50 4.39 4.26 SHC 3.91 3.87 3.83 3.79 3.75 3.70 3.65 20.0°CWB TC 5.02 4.94 4.85 4.74 4.64 4.53 4.42 SHC 3.92 3.89 3.85 3.81 3.77 3.73 3.69 21.0°CWB TC 5.16 5.05 4.96 4.88 4.77 4.
Model FDEJ140HKXE2B Air flow 3 (m /min) (°CDB) 27 29 31 33 35 37 39 34 (f) Indoor air temperature Outdoor air temp. 17.0°CWB TC 14.50 14.17 13.83 13.47 13.02 12.68 12.26 SHC 10.78 10.63 10.48 10.31 10.12 9.97 9.78 18.0°CWB TC 14.92 14.59 14.25 13.92 13.58 13.13 12.77 SHC 10.84 10.69 10.55 10.40 10.26 10.07 9.91 19.0°CWB TC 15.32 15.01 14.67 14.34 14.00 13.66 13.24 SHC 10.88 10.75 10.60 10.46 10.32 10.19 10.01 20.0°CWB TC 15.62 15.37 15.09 14.76 14.42 14.08 13.75 SHC 10.87 10.77 10.65 10.52 10.
Model FDKJ45HKXE2 Air flow 3 (m /min) Outdoor air temp. (°CDB) 11.5 27 29 31 33 35 37 39 Indoor air temperature 17.0°CWB TC 4.66 4.55 4.45 4.33 4.19 4.08 3.94 SHC 3.54 3.49 3.44 3.39 3.33 3.28 3.22 18.0°CWB TC 4.80 4.69 4.58 4.47 4.37 4.22 4.10 SHC 3.56 3.51 3.46 3.42 3.37 3.31 3.26 19.0°CWB TC 4.92 4.82 4.72 4.61 4.50 4.39 4.26 SHC 3.57 3.53 3.48 3.44 3.40 3.35 3.30 20.0°CWB TC 5.02 4.94 4.85 4.74 4.64 4.53 4.42 SHC 3.57 3.54 3.50 3.46 3.42 3.37 3.33 21.0°CWB TC 5.16 5.05 4.96 4.88 4.77 4.66 4.
Models FDFLJ45HKXE2, FDFUJ45HKXE2 Air flow 3 (m /min) Outdoor air temp. (°CDB) 14 27 29 31 33 35 37 39 Indoor air temperature 17.0°CWB TC 4.66 4.55 4.45 4.33 4.19 4.08 3.94 SHC 3.86 3.82 3.77 3.72 3.66 3.62 3.56 18.0°CWB TC 4.80 4.69 4.58 4.47 4.37 4.22 4.10 19.0°CWB SHC 3.89 3.85 3.80 3.76 3.71 3.66 3.61 TC 4.92 4.82 4.72 4.61 4.50 4.39 4.26 20.0°CWB SHC 3.91 3.87 3.83 3.79 3.75 3.70 3.65 TC 5.02 4.94 4.85 4.74 4.64 4.53 4.42 SHC 3.92 3.89 3.85 3.81 3.77 3.73 3.69 21.0°CWB TC 5.16 5.05 4.
(2) Cassetteria type (FDR) ¡ External static pressure table 1 spot closing Unit : Pa Standard (2) Example : Case of FDRJ71HKXE2 Stan- High(4) Stan- High(4) Stan- High(4) dard speed dard speed dard speed 50 90 FDR71 18 30 65 45 80 50 85 FDR90 20 25 60 45 80 50 85 FDR112 28 40 70 50 80 55 85 FDR140 34 40 70 50 80 55 85 Notes (1) 1 spot closing: Round duct flange at center is removed and shield with a special panel (option).
Model FDRJ90HKXE2 Model FDRJ112HKXE2 ed e sp igh •H d• ee sp t mi M rd• nda t Sta er limi p Hi Up g h Hi gh sp ee d• H sp ee igh d• M ed ium sp ee d pe Hig St an da rd an St da rd e •M diu ow •L rd da an St •H igh m diu Me 3-spot blower m 2-spot blower internal resistance t imi wl •Lo ed hs Lo w rd• w nda •Lo ard Sta nd igh •H rd da an St gh •L ed ow li Static pressure (Pa) ium ed Hi e sp Sta Static pressure (Pa) gh Hi d• ee sp gh Hi ow L • ard
Model FDQMJ36HKXE3 (3) Medium static pressure ducted type (FDQM) Satellite ducted type (FDUM) ¡ External static pressure table Unit : Pa Duct specs.
Model FDUMJ71HKXE2 gh Hi h gh sp ed e sp an St da nda w Me rd• •Lo ium 2-spot blower internal resistance Sta ard ed •M rd nd da Sta an St gh Hi rd• ow • rd da an St w Lo •L ed d• ee p s it gh lim Hi w o L m m iu iu rd• da n a St ow •L ed pe Static pressure (Pa) M d• p Up s gh Hi ed gh Hi Static pressure (Pa) lim er ee M d• d ee sp it h ig lim H ow L sp it ee • rd it da an er lim t S p Up h ig H g Hi d• d• ee ee sp sp h h ig H d• ee sp it h m Hig per
2.2.8 Noise level Note (1) The data are based on the following conditions. Ambient air tempetature: Indoor unit 27˚C DB, 19˚C WB. Outdoor unit 35˚C DB (2) The data in the chart are measuted in an unechonic room. (3) The noise levels measured in the field are usually higher than the data because of reflection. (1) Indoor unit (a) Ceiling recessed type (FDT) Measured based on JIS B 8616 Mike position as below 1.
70 70 N70 60 60 N60 50 50 N50 40 40 N40 30 30 N30 N2 0 20 63 125 250 500 1000 2000 4000 20 8000 Souud Pressure Level (standard 0.0002µ bar) Souud Pressure Level (standard 0.
(d) Cassetteria type (FDR) Unit 1.5m 1.5m Mike (center & low points) Sound pressure level (Standard 0.0002 µ bar) dB (i) Canvas duct Panel type Models FDRJ45HKXE2, 56HKXE2 Models FDRJ71HKXE2, 90HKXE2 Noise level 44 dB (A) at HIGH Noise level 44 dB (A) at HIGH 41 dB (A) at MEDIUM 41 dB (A) at MEDIUM 38 dB (A) at LOW 38 dB (A) at LOW Model FDRJ112HKXE2 Noise level 46 dB (A) at HIGH 43 dB (A) at MEDIUM 39 dB (A) at LOW 70 70 Souud Pressure Level (Standard 0.
Sound pressure level (Standard 0.
(f) Ceiling suspension type (FDE) 1m Measured based on JIS B 8616 Mike position as right Unit 1m Mike (front & low point) Model FDEJ71HKXE2B Mid octave band frequency (Hz) Model FDEJ112HKXE2B Noise level 49 dB (A) at HIGH 46 dB (A) at MEDIUM 42 dB (A) at LOW Sound pressure level (Standard 0.0002 µ bar) dB Noise level 44 dB (A) at HIGH 40 dB (A) at MEDIUM 38 dB (A) at LOW Sound pressure level (Standard 0.0002 µ bar) dB Sound pressure level (Standard 0.
Model FDKJ56HKXE2 Noise level 46 dB (A) at HIGH 43 dB (A) at MEDIUM 39 dB (A) at LOW Sound pressure level (Standard 0.0002 µ bar) dB Sound pressure level (Standard 0.
B TB A N BL BL WH RD Y/GN Fan motor Internal thermostat for FMI Capacitor for FMI Drain motor Float switch (For overflow prevention) Louver motor Limit switch Stepping motor (For Exp.
FMI1,2 49FI CFI1,2 DM FS LM LS SM X1,2,3,6 X4 X5 Thc Mark BL BL Parts name B A TB Y/GN WH RD F(3.15A) Fan motor Internal thermostat for FMI Capacitor for FMI Drain motor Float switch (For overflow prevention) Louver motor Limit switch Stepping motor (For Exp.
B A TB N L BL BL Y/GN WH RD RD F(3.15A) WH RD RD RD BR WH CnF2 BK Control box side FMI 49FI CFI DM FS LM LS SM X1,2,3 X4 X5 Thc Mark Fan motor Internal thermostat for FMI Capacitor for FMI Drain motor Float switch (For overflow prevention) Louver motor Limit switch Stepping motor (For Exp.
B TB A N L TB Mark FMI1.2 49FI CFI1.2 DM FS LM LS SM X1,2,3 X4 X5 Thc Y/GN F(3.15A) RD Fan motor Internal thermostat for FMI Capacitor for FMI Drain motor Float switch (For overflow prevention) Louver motor Limit switch Stepping motor (For Exp.
BL BL WH Y/GN CnS Y/GN F(3.15A) CnO CnK2 BL CnK BL WH RD 2 X1 CnF4 X2 Val 8 L Printed circuit board 1 OR OR WH Y/GN CnD CFl1 UH CnF4 CnF2 H 6 CnF4 FMI1 (49FI) M 7 X3 L BL X3 X2 X1 CnF2 CnF5 H OR OR CnF5 FMI2 (49FI) M BK X4 Parts name Fan motor Capacitor for FMI Drain motor Float switch Stepping motor (For Exp.
140 FMI CFI DM FS SM X1,2,3 X4 49FI Thc ThI-A Mark WH RD BL BL Y/GN Parts name B A TB N L Fan motor Capacitor for FMI Drain motor Float switch (For overflow prevention) Stepping motor (For Exp.v) Auxiliary relay (For FMI) Auxiliary relay (For DM) Internal thermostat for FMI Thermistor Thermistor Meaning of marks Outdoor unit (Signal line) Power source CnU TB RD RD ThI-R SW1 SW2 SW3 SW4 SW6 Trl Val LED R LED G F Mark F(3.
FMI1,2 CFI1,2 DM FS SM X1,2,3 X4 49FI Thc ThI-A Parts name Fan motor Capacitor for FMI Drain motor Float switch (For overflow prevention) Stepping motor (For Exp.v) Auxiliary relay (For FMI) Auxiliary relay (For DM) Internal thermostat for FMI Thermistor Thermistor Meaning of marks Mark Y/GN BL CnM CnO CnK2 BL CnK BL B N TB A BL RD WH Y/GN F(3.
B FMI1,2 CFI1,2 49FI LM LS SM X1,2,3 X5 Thc ThI-A Mark WH RD WH Y/GN RD BL BL CnM BL BL RD RD CnO CnK2 BL CnK BL CnW3 Y/GN CnK2 CnW4 BL 17V BL CnW2 WH RD 2 1 VaI *1 L X3 X2 X1 OR OR H60 CnF3 FMI2 (49FI) M X5 X4 BR Y/GN CnD CFI2 H50 CnF3 X2 X1 L 8 H 6 OR OR CnF2 FMI1 (49FI) M Cn F6 7 X3 CFI1 UH Fan motor Capacitor for FMI Internal thermostat for FMI Louver motor Limit switch Stepping motor (For Exp.
FMI CFI 49FI LM LS SM X1,2,3 X5 Thc ThI-A Mark ThI-R SW1 SW2 SW3 SW4 SW6 Trl Val LED·R LED·G F Mark VaI CnF1 Y/GN X2 X1 Parts name Printed circuit board 2 1 Thermistor Indoor unit address ten's place Indoor unit address unit's place Outdoor unit address ten's place Outdoor unit address unit's place Change of heat pume type Transformer Varistor Indication lamp (Red) Indication lamp (Green) Fuse CnO CnK2 Y/GN Y/GN BL CnK BL WH RD BL BL WH Parts name B TB A Fan motor Capacitor for
Parts name Mark SW2 SW3 SW4 SW6 Trl Val LED·R LED·G F Val X1 CnS X2 Y/GN Indoor unit address unit's place Outdoor unit address ten's place Outdoor unit address unit's place Change of heat pume type Transformer Varistor Indication lamp (Red) Indication lamp (Green) Fuse Parts name 2 1 Y/GN L 8 WH BK BK CnF H 6 CnA-Z TB mark mark XR1 XR2 XR3 XR4 XR5 Mark CnD CnF FMI (49FI) M 7 X3 5 9 Parts name J5 Connector ( mark) Terminal block Terminal (F) Connector Operation indication (DC12)
(2) Flow divide controller HPFD01R-E Power source (between indoor unit) Power source 1 phase 220/240V 50Hz Notes (1) This illustration shows the circuit diagram for when 1 indoor unit is connected with a central flow divide controller and relay kit (flow divide controller accessory). (2) “.......” denotes the local wiring. (3) The option shows when a remote start/stop and monitoring kit is connected.
146 X2 X2 X1 5 2 6 2 BK Y Y RD BK CnT4 RD WH BK 3 2 1 2 2 WH RD RD 3 8 5 3 2 NO.
Mark CM FM1,2 IM 52C 49F1,2 CH CF1,2 X1 X2 X3 X4 X7 X8~10 X11 X12 X13 X14 X20 20SS Parts name Compressor motor Fan motor (outdoor unit) Motor for cooling inverter Magnetic contactor for CM Internal thermostat for FMo Crankcase heater Capacitor for FMo Auxiliary relay (for 52C) Auxiliary relay (for 20SS) Auxiliary relay (for 20SL) Auxiliary relay (for SV1) Auxiliary relay (for 20VF, 20VU) Auxiliary relay (for FMo1) Auxiliary relay (for FMo2) Auxiliary relay (for SVS) Auxiliary relay (for SVL) Auxiliary re
2.4 OUTLINE OF OPERATION CONTROL BY MICROCOMPUTER 2.4.1 Remote controller (Optional parts) FDR, FDQM, FDUM,FDFL and FDFU series are not provided with AUTO SWING switch. Panel shown below will appear if you open the cover. All contents of display on the LCD are indicated simultaneously for the purpose of explanation. Pull the knob on the cover to this side to open it downward. Filter sign Operation mode display When this sign is indicated, clean the filter.
2.4.2 Indoor unit (1) Automatic operation Once the [Auto] mode is selected by remote control, the operating mode is automatically selected according to the setting temperature and the intake air temperature of the indoor unit and cooling or heating operation is performed. The determination is performed when the thermostat has been in the OFF mode for 10 minutes or more continuously.
(4) Heating operation (a) Heating • This is same as the cooling operation. (b) Heating operation with thermostat OFF 1) Intermittent fan operation control a) When the jumper wire J3 on the indoor PCB is shorted (installed at shipping),the fan of the unit of which the thermostat is turned OFF during heating is operated in the Lo mode, and the indoor fan is turned OFF if the temperature rises 1˚C or more than the return air temperature at the thermostat OFF.
(7) Auto swing control (Excepted FDR, FDQM, FDUM, FDFL, FDFU models) (a) Have a louver motor to move the louvers up and down for the so called “AUTO SWING” function. (b) The louver auto swing starts when the AUTO SWING switch is pressed once and stops when the AUTO SWING switch is pressed again. The louver position is displayed on the LCD on the remote controller. During auto swing, the position displayed on the LCD changes, but the positions of the louvers and the display are not coordinated.
Indoor unit operation mode OFF (1) COOL DRY During compressor ON FAN (2) HEAT Control A During compressor OFF Notes (1) Including OFF and error stop during COOL, DRY, FAN and HEAT. (2) Including “FAN” operation due to unmatch of operation mode.
(ii)Arrange the terminal block (X, Y, Z) of the remote controller as shown below for the simultaneous control, and lay cross over in each indoor unit. Signal (1) wire Outdoor unit Signal wire Indoor unit No.1 Indoor unit No.2 Outdoor unit (1) Indoor unit No.3 Indoor unit No.16 (2) (2) Remote control signal wire Remote control signal wire Remote coneroller Notes (1) The overall length of the signal wire shall be less than 1000m.
2.4.
(b) Operation of functional components in defrosting Defrosting Finishing of defrosting, Finishing of start defrosting defrosting Heating Defrosting start 1 min. Frequency 95Hz 1 min. Designated Hz 0 65Hz 4 min. 65Hz 0 1'45" 1'45" Outdoor unit fan ON or OFF ON or OFF 5 sec. 4-way valve (20SL,SS) Solenoid valve (SVL,SVS) [Indoor unit electronic expansion valve (EEV)] Heating unit (include, pause) COOL, DRY unit (include, pause) Output of heating 5 sec.
(7) High pressure control The high pressure control consists of the HP protection, HP-A control, HP-B control and LP control and the order of priority among them is assigned as HP protection >HP-A > LP > HP-B down > HP-B up. (a) HP protection Pressure switch (63H1: 3.24 open/2.
4) Setting the initial operation pattern Indoor load Initial operation pattern When the compressor is started, the operation starts wish one of the following Cooling only A1 A1 Cooling > Heating operation patterns in accordance with the indoor load. B1 Cooling = Heating 5) Timing to change operation pattern C2 Heating > Cooling Operation pattern is changed by one step at the actuation of the pressure switch D1 Heating only (63L, 63H3 or 63H4).
3) The compressor starts operation with the operation pattern shown in the following diagram after 3 minutes' stop. Heating Operation mode Cooling Indoor unit Heating output ON OFF 2 min. and 45 sec. 3 min. 2 min. and 45 sec. 3 min. ON Compressor OFF 2 min. 4 way valve (20SL, 20SS) 2 min. ON or OFF Initial operation pattern Initial operation pattern (b) When the compressor has kept on stopping for 2 minutes and 45 seconds or more: 1) The heating output is changed over immediately.
(d) Discharge gas temperature control 1) When the discharge gas temperature (discharge gas thermistor : ThO-D) increases above the set point, the temperature (detected with ThO-D) is controlled by opening and closing the liquid bypass solenoid valve (SV1) and by lowering the frequency. • ThO-D > 115°C .......SV1-Open (ThO-D < 108°C Closes) The expansion valve of operating indoor unit open 5% approx. • ThO-D > 120°C .......
(g) Open-phase protection When the T-phase voltage of the secondary side of 52C is 0V, an abnormal stop will occur and the inspection displays (Remote controller : E34, indoor unit green LED : Continuous flashing, red LED : OFF, outdoor unit green LED : red LED : 2 times flash) will appear. (h) Current safe control The operation current is automatically controlled.
(m) Control of temperature under dome The liquid bypass solenoid valve (SV1) and the electronic expansion valve are controlled by the temperature detected by the under dome thermistor (Th0-C) mounted on the compressor.
2.5 APPLICATION DATA SAFETY PRECAUTIONS • Please read these “Safety Precautios” first then accurately execute the installation work. WARNING and CAUTION , those • Though the precautionary points indicated herein are divided under two headings, points which are related to the strong possibility of an installation done in error resulting in death or serious injury are listed in the WARNING section.
2.5.1 Installation of indoor unit (1) Ceiling recessed type (FDT) 1‚000 or more (a) Selection of installation location 1) Select location where the space above ceiling is larger than those menSpace above ceiling (h) Model tioned below and perfect draining can be assured. FDT28, 36, 45, 56, 71, 90 Over 270mm 2) Places where perfect drainage can be prepared and sufficient drainage gra- FDT112, 140 Over 330mm dient is available.
(d) Drain Piping 1) Drain piping should always be in downhili grade (1/50 ~ 1/100) and avoid riding across and elevation or making traps. • Good piping Suspension bolts • Improper piping Avoid riding across an elevation 1.5 m ~ 2 m Air vent Keep free from traps Do not pipe under water Heat A downhill grade insulation of 1/100 or more 700 mm or less 2) When connecting the drain pipe to unit, pay sufficient attention not to applay excess force to the piping on the unit side.
2 Check at the exhaust port if drain is flowing. (Note) Conduct this test paying attention to rotating sound of the drain motor. 3 Remove the drain plug located on the bottom of the drain pan when the water has to be evacuated from the unit. 4 After the test, fit the drain plug to the original place and turn off the power source. (e) Fixing of Decorative Panel (The panel fixing bolts are attached on the panel.
(2) 2-way outlet ceiling recessed type (FDTW) (a) Selection of installation location 1) This unit is a ceiling surface direct return air and direct supply air type. Install the unit a place the allows air to reach every part of the room, in accordance with the shape and heigh of the room.
8) Places exposed to oil splashes or steam (e.g. kitchens and machine plants.) Installation and use at such places will incur deteriorations in the performance or corrosion with the heat exchanger or damage in molded synthetic resin parts. 9) Places where corrosive gas (such as sulfurous acid gas) or inflammable gas (thinner, gasoline, etc.) is generated or remains. Installation and use at such places will cause corrosion in the heat exchanger and damage in molded synthetic resin parts.
A. If there is a ceiling 1) Open the hole in the installation location to the ceiling opening dimensions. Outlet port 2) Install the suspension bolts (procured locally) at the designated Pattern paper locations. (Use care as the center of the spacing for the suspension bolts Ceiling surface is not at the center of the panel.
2) When connecting the drain pipe to the unit, pay suffcient attention not to apply excess force to the piping on the unit side. Also, fix the piping at a point as close as possible to the unit. 3) For drain pipe, use hard PVC ganeral purpose pipe VP-25 (I.D.1'') which Level difference part Drain hose Drain socket can be purchased locally. When connecting, insert a PVC pipe end securely into the drain socket before tightening securly using the attached drain hose and clamp.
Note (1) If the connector remains connected, drain water is discharged from the standard pipe connecting port, leading to water leakage. Clear flexible tubing (optional) Hard vinyl chloride piping. Heat General piping VP-20 insulation Rubber plug Remove CNR (Blue·2P) Control box Natural drain port Drainage test When using the standard drain port, execute a drainage test after completion of electric work.
a) Remove the panel from the pin (A) in the order of the arrows 1 and 2. b) Open the panel slightly as shown by the arrow 3 and move it to the arrow 4. Then remove it from the pin (B). 2) Screw two bolts out of four accessory bolts less than 5mm in the panel diagonally. 3) Hook the panel on the two bolts and set it temporarily. 4) Tighten the bolts fixed temporarily and the remaining two bolts.
(3) Ceiling recessed single air supply port type (FDTQ) Models FDTQJ22HKXE3, 28HKXE3, 36HKXE3 (a) Avoid the following locations for installation and uses 1) Locations where oil splashes and moisture are abundant (e.g., kitchens, mechanical workshops). These locations may result in corrosion and lower performance of the heat exchanger and cause damage to plastic parts.
(c) Suspension the unit Use four (4) M10 or W3/8 suspension bolts. Secure them firmly so that each can withstand a pull-out load of 50 kg/f. Adjust their length to approximately 40 mm from the ceiling.
d) Level the unit using a hose filled with water. If the unit is out of level, water leaks or malfunctioning of the floating switch may occur. Supply water Indoor unit PVC hose e) After ensuring the above, secure the unit. 2) When embedded into ceiling a) Install the unit following steps b) and c) of the above part 1). b) When installing on a conventional ceiling, cut an installation opening (740 mm X 600 mm) in the ceiling. c) Check the installation height and level, and after that, secure the unit.
5) Be sure to provide heat insulation to hard PVC pipes of indoor placement. 6) Do not ever provide an air vent. 7) The height of the drain head may be elevated up to a point 600mm above the ceiling and, when an obstacle exists in the ceiling space, elevate the piping to avoid the obstacle using an elbow or corresponding gadget.
(f) Panel installation (Panel installing bolts are attached to the panel.) 1 Check that the indoor unit’s height and opening dimensions in the ceiling are correct. 2 Check that level is ensured. 3 Open the suction grill. 4 Screw in two of the four suspension bolts attached to the panel, on the piping side and at its opposite angle, by a little less than 5 mm (¡ marks). 5 Hook the panel into two of the suspension bolts to pre-install it.
(g) Indoor unit repair procedure for duct connection 1) Drill hole for duct a) While referring to the following dimensions, notch the insulation. (The insulation is equipped with the marks in advance.) b) Cut joints for the hole, and drill hole. c) Connect the duct joint using screws attached to the panel. [Upward] 120 120 Cut. 45 40 40 27 Outlet 155 100 80 37 27 40 40 45 Unit : mm 20 150 30 150 150 20 490 30 d) Connect the bottom plate using screws attached to the panel.
Indoor unit of air conditioner Keep warm. Seiling surface Blow outlet Blow duct (marketed item) Suction panel b) Reduce the number of bends as much as possible. (Corner R should be as larger as possible.) Bad example Bad example Good example ;;;; ;;;; (Piping side) c) Connecting the air inlet duct Fresh air intake at the side Fresh air intake at the rear d) Fresh air intake ● Use the intake, which is easier for work, either at the rear or the side.
g) Panel installation 1 Insert a flat head screw driver, etc. into the slot on the blowout port cover of the panel to remove the cover from the panel. 2 Open suction grill. 3 Screw in two of the four suspension bolts attached to the panel, on the piping side and at its opposite angle, by a little less than 5 mm (¡marks). 4 Hook the panel into two of the suspension bolts to pre-install it. With pre-installation is performed, first hook the panel on the bolt A Then to the bolt B .While rotating the panel.
(4) 1-way outlet ceiling recessed type (FDTS) Models FDTSJ45HKXE2B, 71HKXE2B Preparation of indoor unit It can be installed by either one of the following methods. Select the most adequate method for your particular case. A Standard installation B Higher ceiling 100mm or less 3m ~ 4m Ceiling 3m or less Ceiling Floor Floor Installation example and limitation 100mm or less Note (1) In the case of installing on the high ceiling, part of indoor unit requires some modification.
6) Where a space as shown below can be secured. 100 or more 1000 or more 200 or more Unit : mm 100 or more Obstacle Floor 7) It should be avoided where a machine generating high frequency waves is installed. 8) Select a place to branch the piping so that same distance will be a obtained for each of one way piping. 9) Where humidity may exceed 80% behind the ceiling or the dew point may exceed 28°C, adhere polyurethane foam materials (t 10 or more) over the insulation materials on the external plate.
c) Fixing of Suspension bolt. Fix the bolts securely as shown below or by any other adequate means. Insert Hole-in anchor bolt Hole-in plug Concrete Suspension bolt, M10 d) Installation Drain pump box Unit Duct connection opening for blowing through lowered ceiling. Suspension fixture (4 places) Procedures 1 Install nuts on the Suspension bolts at onside.
Check of levelness Check the levelness as follows. Use a level gauge or adjust the levelness with the following method. ● Adjust the bottom of indoor unit and the water level as shown below. Piping side Supply water Water level 0~3 mm PVC hose Slightly lower the piping side 2) Drain pipe a) Set the drain pipe as a declining gradient (1/50 ~ 1/100) and avoid to cross an over-hand ridge or to allow a trap on the way. ● Good piping ● Improper piping Support fixture 1.
f) Air bleed should not be provided in any event. ● When it is necessary to raise the drain head, the limitation is up to 600mm below the bottom face of ceiling where the unit is installed. The distance is the dimension of the pipe which is installed perpendicularly from a point close to the output for drain pipe connection.
Approx. 15 mm 2 Mount the two (M5 x 35) panel mounting screws to the indoor unit A Detail of Section A 3 Hang the panel on the two mounting screws on the indoor unit by using the two shaped holes. Slide the panel approximately 10 mm. Use the 5 panel mounting screws to secure the panel. Sliding direction 4 Use the opening to connect the connectors for the louver motor and limit switches. Opening Ceiling opening Connector 5 Reinstall the wind shield plate.
(5) Cassetteria type (FDR) (a) Preparation of indoor unit Before of during the installation of the unit, assemble necessary optional panel, etc. depending on the specific type. (b) Select places for installation satisfying following conditions and, at the same time, obtain the consent on the part of your client user. 1) Places where chilled or heated air circulates freely. When the installation height exceeds 3 m, warmed air stays close to the ceiling.
2) Ceiling hole size and position of suspersion bolt When boring at the ceiling, use the pattern sheet included in the accessory of the unit. Leave the pattern sheet on the unit till decorative panel is installed.
2) Adjusting the unit’s levelness 1 Adjust the out-of levelness using a level vial or by following method. ● Make adjustment so that the relation between the lower surface of the indoor unit proper and water level in the hose becomes as given below. Piping side Supply water Water level 0 ~ 5 mm PVC hose Bring the piping side slightly lower. 2 Unless the adjustment to the levelness is made properly, malfunctioning or failure of the float switch may occur.
Abt. 30 mm 2 Install the panel outer frame on the Indoor unit. Indoor unit Panel outer frame Temporary setting Panel inner frame Procedures of installation 1 Secure the panel tentatively with 2 of 4 panel set screws (panel accessory) as shown above. 2 When the panel is supported with a pair of set screws, slide it in the arrow direction. Note (1) Panel outer frame has the orientation. 3 Lock the former 2 and remaining 2 set screws. 4 Install the panel inner frame in the reverse order of removal.
2 Remove the panel inner frame. It can be removed same as the silent panel. Panel inner frame Panel outer frame Remove < How to remove the panel inner frame > Pin (B) Pin (A) Panel outer frame Panel inner frame ● Detach from pins (A) in the order of arrow 1 → 2 ● Open slightly as shown by the arrow 3. move in the 4 arrow direction and detach from pin (B). 3 Install the chains on the panel outer frame. (4 places) Chain 4 Install the panel outer frame.
● Hook the chain of panel outer panel on the holder. Note (1) When hooking the chain. make sure to avoid slackness on it by pushing hard the panel outer frame against the ceiling material. Ceiling material ● Tighten 3 screw in the step 1 till the panel outer frame contacts closely with the ceiling material. ● Secure the canvas duct and the panel outer frame with screws. Canvas duct Round head machine screw Panel outer frame 5 Remove the panel inner frame and install in the reverse order of removal.
● Use a band, etc. to connect the indoor unit and the supply air duct flange. ● Conduct the duct installation work before finshing the ceiling. (g) Connection of air inteke and exhaust ducts. State seeing from top of unit Exhaust Port Side fresh air intake port Rear fresh air intake port Fig.1 Fig.2 1) Duct connecting position a) Fresh air intake ● Inlet can be selected from the side or rear faces depending on the working conditions.
(h) Drain piping 1) Drain piping should always be in a downhill grade (1/50-1/100) and avoid riding across an elevation or making traps. ● Improper piping ●Good piping Suspension bolts Avoid riding across an elevation 1.5 m ~ 2m Air vent Keep free from traps Do not pipe under water Heat insulation A downhill grade of 1/100 or more 2) When connecting the drain pipe to the unit, pay suffcient attention not to apply excess force to the piping on the unit side.
9) Drainage test a) During trial operation, make sure that drainage is properly execued and check that leakage is not found at connections. b) Be sure to carry out a drainage test when installing the system during a heating season. c) When installing the system in a building under construction, carry out the drainage test before ceiling tiles are installed. Insert a water filing hose by approx 50 mm and feed water. (Be sure to insert the water filing hose in a downward direction.) Remove the gromment.
(6) Medium static pressure ducted type (FDQM) Model FDQMJ36HKXE3 (a) Selection of installation location 1) Avoid installation and use at those places listed below. a) Places exposed to oil splashes or steam (e.g. kitchens and machine plants). Installation and use at such places will incur deteriorations in the performance or corrosion with the heat exchanger or damage in molded synthetic resin parts. b) Places where corrosive gas (such as sulfurous acid gas) or inflammable gas (thinner, gasoline, etc.
(b) Suspension the Unit Use four (4) M10 or W3/8 suspension bolts. Secure them firmly so that each can withstand a pull-out load of 50 kg/f. Unit : mm 21 576 (Suspension bolt pitch) 21 528 (Suspension bolt pitch) 65 61 273 Control box 63 1) Adjust suspension bolts length to the following dimension. Suspension bolt M10 nut M10 washer Indoor unit 40mm or less Indoor unit ;; ;; ;; ;; ;; ;; ;; ;; ;; ;; M10 spring washer 2) Set the suspension bolts (to be prepared at job site) in place.
1) Calculate air capacity and the outside static pressure to select the duct’s length and shape, and blow outlet. Caution Take care that the outside atatic pressure does not exceed 30 Pa. The unit has condensation owing to the decrease in air capacity, possibly causing the ceiling and household goods to become wet. 2) The indoor unit is not provided with an air filter. Assemble it into the suction grill for which cleaning is easy. 3) Make the duct the shortest in length.
4) When constructing drain piping for several units, position the common pipe about 100 mm below the drain outlet of each unit as shown in the sketch below. Use VP-30 or thicher pipe for this purpose. Secure the elevation as high as possible (approx. 100 mm) A downhill grade of 1/100 or more VP30 5) Be sure to provide heat insulation to hard PVC pipes of indoor placement. 6) Do not ever provide an air vent.
1) Remove the piping through cover, and using a water pump, pour about 1000cc of water, from the position shown in the left figure. Caution Remove grommet Make sure to in stall it back after test. Piping through cover When pour water, be sure to perform the drain pump forced operation. Pull in the water pump hose approximately 50 mm with its end facing down. 2) Check the drain-out section (transparent section) for normal flow of drainage. 3) Take off the drain plug to release the water.
(7) Satellite ducted type (FDUM) Models FDUMJ36, 45, 56, 71, 90, 112, 140HKXE2 (a) Selection of installation location 1) Avoid installation and use at those places listed below. a) Places exposed to oil splashes or steam (e.g. kitchens and machine plants). Installation and use at such places will incur deteriorations in the performance or corrosion with the heat exchanger or damage in molded synthetic resin parts.
(b) Suspension Be sure to observe the finished length of the suspension bolts given below. Unit : mm Mark 472 Models A A FDUM36, 45, 56 786 FDUM71, 90 986 FDUM112, 140 1406 1) Fixing the suspension bolt (customer ordered parts M10) Securely fix the suspension bolt as illustrated below or in another way.
(c) Duct installation Supply air duct (to be purchased locally) Return air duct (to be purchased locally) Heat insulation Indoor unit Supply air port (to be purchased locally) Access door Return air port with canvas duct (to be purchased locally) Return air port (to be purchased locally) 1 Supply air duct Same as FDR series. Refer to page 191. 2 Access door Access door must be provided without fail. ● Dimensions of access door and service space ( See exterior dimensions in page 94 to 96.
(d) Drain piping 1) Drain piping should always be in a downhill grade (1/50-1/100) and avoid riding across an elevation or makeing traps. ● Improper piping ● Good piping Suspension bolts Avoid riding across an elevation 1.5 m ~ 2m Air vent Heat insulation Keep free from traps Do not pipe under water A downhill grade of 1/100 or more 2) When connecting the drain pipe to the unit, pay suffcient attention not to apply excess force to the piping on the unit side.
9) Drainage test a) During trial operation, make sure that drainage is properly execued and check that leakage is not found at connections. b) Be sure to carry out a drainage test when installing the system during a heating season. c) When installing the system in a building under construction, carry out the drainage test before ceiling tiles are installed. Insert a water filing hose by approx 50 mm and feed water. (Be sure to insert the water filing hose in a downward direction.) Remove the grommet.
(8) Ceiling suspension type (FDE) (a) Selection of installation location 1) A place where good air circulation and delivery can be obtained. Cold air throw Unit : m Models FDE36, 45, 56 FDE71 FDE112 FDE140 Air throw 7.5 8 9.5 10 Conditions (1) Installation height: 2.4 ~ 3.0 m above the floor (2) Fan speed: Hi (3) Location: Free space without obstacles (4) Distance of reach indicates the horizontal distance after the wind touched down the floor. (5) Air velocity at the throw: 0.5 ( m/sec.
b) Positions of suspension bolts are as in the drawing below.
2) In case of exposed installation to the ceiling ( with suspension brackets facing in) 25 ~ 45 mm a) Fix the suspension brackets to suspension bolts Ceiling boards Suspension bolt [M8~M10 (3/8¨)] Suspension bracket (accessory parts) Flat washer (accessory parts) Hexagonal nuts (accessory parts) b) Hook the unit to suspension brackers Suspension bracket Suspension bracket fixing bolts (let them protrude 8 ~ 12 mm from the unit) c) Fix unit securely in place by tightening the suspension bracket fixing
b) Installation space dimensions 80 (FDE112,140) Unit upper side 10 160 10 24 (Plug in dimensions) (FDE36,45,56,71) Unit: mm Ceiling board 10 c) Mount the unit using suspension bolts Suspension bolts Flat washer (accessory parts) Hexagonal nuts (accessory parts) d) Securely tighten the nuts and fix the indoor unit place. e) Attach the side panels and fit in ceilling board in the space around the unit and the work is finished.
(9) Wall mounted type (FDK) (a) Selection of installation location 1) Select the best position and direction depending on the shape of room and height of ceiling to ensure that the cooled or warmed air will be circulated sufficiently. ● Cold air throw Air throw Unit : m FDK22 FDK28 FDK36, 45 FDK56, 71 5.
(c) Installation 1) Use an attached pattern sheet and mark the position of screws to attach the mounting plate. 2) Determine the direction to lead the pipe and bore a through hole on the wall aligning with the pipe hole of unit. Wall Indoor Outdoor Sealing plate Wall ø 70 mm Sleeve Cut the sleeve for the thickness of wall and insert in the hole. 3) Remove screws (2 pcs.) and remove the right and left panels from the Indoor unit. ( Remove screws first, move slightl to remove.
6) Hook and install the indoor unit on the mounting plate from top. Hook slightly at left at first and return to right. 7) Fix the indoor unit on the mounting plate with a screw. 8) Install the lower panel at the original position. 9) Install the right and left side panels at their original position. 10) This is all for the installation.
(10) Floor standing exposed type (FDFL) (a) Selection of installation location 1) A place where good air circulation and delivery can be obtained. ● Cold air throw Unit : m Models All models Air throw 4 [Conditions] (1) Fan speed: Hi (2) Location: Free space without obstacles (3) Distance of reach indicates the horizontal distance after the wind touched down the floor. (4) Air velocity at the throw: 0.5 (m/sec.) 2) Where there is no obstacle around the Air inlet port or Air outlet port.
(c) Installation of unit 1) Floor standing installation a) Position of mounting bracket fixing bolts Drill holes by referring to figures below. When fixed on the wall Bolt for wall mounting 4 places Hole for piping & wiring on wall 30mm Hole for piping & wiring on floor Wall When fixed on the floor 2 places Note (1) Be sure to use a bolt of the length for wall mouning. b) The methed of drilling the wall is as follows.
(d) Drain piping The drain piping can be directed to the floor or rear sides as follows. (a) Connect a drain piping to the drain outlet and fix it by use of tigghening band. (b) Indoor side drain piping must be thermally insulated. (c) After finishing the drain piping, check the drainage by pouring some water in the drain pan.
4) Wiring route. a) Wire from the wiring hole through the rear side of the control box to the terminal block. b) Any suplus wires should be tied up with a cable tie. Remote controller installation section Cable tip Control box Front Side (11) Floor standing hidden type (FDFU) (a) Selection of installation hidden location 1) A place where good air circulation and delivery can be obtained.
(b) Bolt positions 1) Bolt positions for metal settings used for floor fixation. 2) Bolt positions for wall fixation • Metal fitting used for floor fixation (accessories). Unit : mm 1150(1435) Unit : mm 112 786 (1071) 179 Bolt positions for floor mounting hardware Floor mounting hardware Accessory 10 x 30 elongated hole Use M8 Back 250 220 470 Front 806(1091) Elongated hole for wall mounting 4 - 12 × 24 Use M10 As viewed from floor side. Note (1) Value in ( ) indicates 71 type.
(d) Drain piping The drain piping can be directed to the floor or rear sides as follows. (a) Connect a drain piping to the drain outlet and fix it by use of tigghening band. (b) Indoor side drain piping must be thermally insulated. (c) After finishing the drain piping, check the drainage by pouring some water in the drain pan. Up-and-down bend Bad Bad Trap Decrine 2.5.
(e) Set necessary functions in accordance with the model of in- (3) Setting the functions door unit. Change the setting of selector switches (WS1~ SW4) (f ) Couple the upper case with the lower case as they were. and jumper wires (J1 ~ J6) in accordance the func- (g) Secure the remote controller cords on the wall or other using tions of indoor unit and purposes of use. cord clamps.
2.5.3 Installation of outdoor unit (1) Selection of installation location (a) A palce where air will not be stagnant. (b) A place where the exhaust air will not be shorteyeled. (c) A place with enough space for air flow around the unit. (d) A place where the unit will not be affected by other heat sources.
2) When there is an obstacle above the unit Note (1) The side air outlet indicates that a wind direction variable adapter available on the optional parts is fitted to the unit.
7) Installation where there is obstacle on all four sides. Note (1) The up air outlet indicates that a wind direction variable adaptor available on the optional parts is fitted on the unit. (b) Installation of multiple units 1) Continuous installation on side-to-side [The front side is open] [Keep a space of more than 10 mm between the units] Note (1) There shall be no obstacle above the unit. [Remarks] When the unit is installed continuously side by side, any multiple units can be installed.
3) Face-to-face installation Dimension Distance L1 Item Diagonal 1500 or more 1000 or more 500 or more 500 or more Up air outlet Unit: mm L2 Note (1) Make the air outlet the diagonal air outlet (standard) or the up air outlet (option).
(3) Installation Fix the unit in a proper way according to the condition of a place where it is installed by referring to the following. (a) Fix the unit to the foundation with anchor bolts. Unit: mm (b) When installing the unit, be sure to fix the pedestal of the unit with bolts. (c) Install the unit securely not to be fallen by earthquake or strong of wind. (d) Prepare a concrete foundation referring to the above figure.
2.5.4 Refrigerant piping (1) Precautions no refrigerant piping work for prevention against compressor lock Compressor trouble including lock and motor burn-out is due to faulty parts but mainly concerned in installation and refrigerant piping conditions, The precautions for refrigerant piping are as belows. (a) Be sure to perform brazing while flowing nitrogen. 1) Without flowing nitrogen gas, a lot of oxide film (CU2O) is generated.
(2) Refrigerant piping size selection (a) Central flow divide system Medel FDCP224HKXRE2A (V) FDCP280HKXRE2A (V) Discharge gas piping Intake gas piping Liquid piping Discharge gas piping Intake gas piping Liquid piping Item φ19.05 Outdoor unit φ 25.4 φ 12.7 φ 19.05 φ 28.58 φ 12.7 φ 12.7 Main piping φ19.05 φ 25.4 φ 12.7 φ 19.05 φ 28.58 Total indoor unit less than 101 down-flow capacity after the 101 to less than 180 second branch. 180 to less than 364 φ12.7 φ 15.88 φ 9.52 φ 12.7 φ 15.
Branch pipe set part shapes (DIS-1KXR3-E) Name Part shape 19.05 25.4 19.05 25.4 15.88 15.88 519 ID 2 15.88 19.05 12.7 Branch pipe 12.7 9.52 1 Discharge gas piping 1 Liquid piping 1 Intake gas piping [FDCP280HKXRE2A (V)] 128 12.7 9.52 Intake gas piping Notes(1) Each flow divider pipe is surrounded with insulation. (2) Each pipe is cut off in the middle of the diameter that is used in that locality. 12.7 424 15.88 ID 1 15.88 12.7 19.05 19.05 Remarks 12.7 19.05 94.
●Table of branch pipe set shape (For 2 pipes) (DIS-1KXR2-E) Classification 424 6.35 9.52 87 12.7 12.7 ID 9.52 Branch pipe Liquid piping 12.7 15.88 94.5 19.05 19.05 ID 15.88 Branch pipe 12.7 Gas piping Classification 370 Use for connection to the indoor unit in the same mode of cooling and heating.
Example of piping Central flow divide controller system Total capacity : 346 Outdoor unit FDCP 280HKXRE2A Branch piping 1 B A C Central flow divide controller 1 Central flow divide controller 2 f e a Indoor unit b 90 c 56 22 d g 22 22 22 90 22 Good Note (1) When making branch connections (for both gas and liquid lines), be sure that the proper horizontal branches and vertical branches are used.
Individual flow divide controller system Total capacity : 324 Outdoor unit FDCP 280HKXRE2A Branch piping 1 Branch piping 2 Branch piping 3 D C B A F G H a b c 90 36 Individual flow divide controller Indoor unit 90 Branch piping 4 I J d K e L f E Branch piping 5 Individual flow divide controller 36 36 36 Indoor unit Good Note (1) When making branch connections (for both gas and liquid lines), be sure that the proper horizontal branches and vertical branches are used.
Mixed system of central and individual flow divide controllers Total capacity : 288 FDCP 280HKXRE2A Branch piping 1 Branch piping 2 Branch piping 3 Branch piping 4 D C B A G H I d e f g 36 36 36 F Individual flow divide controller Outdoor unit Central flow divide controller 1 Indoor unit a b 36 36 c 36 J 36 h 36 Indoor unit Individual flow divide controller Good Note (1) When making branch connections (for both gas and liquid lines), be sure that the proper horizontal branch
Mixed system of cooling and heating in same mode Total capacity : 332 Outdoor unit FDCP 280HKXRE2A Branch piping 1 B A C Central flow divide controller 1 Branch piping 2 D a b 36 36 c Individual flow divide controller Branch piping 4 F E d 36 Branch piping 3 e 28 28 f g 28 112 h 28 In case of cooling/heating same mode, the capacity that can be connected is 140 and less. In case of cooling/heating same mode, the capacity that can be connected is 140 and less.
Pipe connection procedures for individual flow divide controller Piping connection instructions (for the above example) Process the included reducer as illustrated below. Use the flare nuts included with the individual flow divide controller. ● When the indoor unit capacity is 101 or more A type Use reducer A and process the φ12.7 portion into a flare. ( OD12.7 → ID15.88 ) ID19.05(Brazing) ID19.
b When the indoor unit capacity is less than 56 (not including 56). Cut off the different diameter adapter coupling B with a pipe cutter as shown in the illustration and then make a flare. OD15.88 → ID12.7 Gas piping Liquid piping 3 Use different diameter adapter coupling C. OD9.52 → ID6.35 Refrigerant piping insulation Be sure to insulate the pipe connection with a pipe cover or flange cover. Flang connection Flare connection On-site insulation On-site insulation Use sealing tape.
(b) Refrigerant piping connection 1) Pipes can be connected in four directions, but electric wire can be done in five directions. 2) Select the optimum connecting direction taking into account the installation conditions of outdoor unit and the positional relations with indoor units. 3) For connections to the operation valves and attendant piping, connect gas pipes first, then liquid pipes. • Remove the seal on the flange of the gas side service valve.
2) Connection to lower direction. a) Cut off the accessory intake gas side connection pipe and then connect to the intake gas side atraight pipe. b) Remove the back hall blank, pass through the hole the intake gas side, discharge gas side, and liquid pipes, and then connect them to the service valve and the on-site piping. (Because the liquid side pipe is on-site piping, bend it to the dimensions shown in the illustration at left.
(5) Evacuating Remove the vacuum from both the liquid side service valve check joint and the discharge gas side service value check joint. Outdoor unit Gauge manifold Liquid side service valve Closed Discharge gas side service valve Closed Closed Vacuum pump Intake gas side service valve Indoor unit Flow divide controller Indoor unit Charge normal quantity of refrigerant. Gas leakage check Charge a small quantity of refrigerant. Needle of attached pressure gauge shall not move for 5 minutes.
Following precautions must be observed when the model is adapted to R407C. (1) Tools and related components should be changed when handling a different kind of refrigerant in order to prevent mixing of different oils. Gauge manifold and charge hose, particularly, should never be used after using them for R22. (2) Charge cylinder should not be used. Otherwise, the refrigerant composition may change when charging R407C into the cylinder.
(2) Precaution in electric wiring. (a) Use separate power supplies for the outdoor and indoor units respectiveliy (Standard specification) (b) Signal wiring (for indoor and outdoor units) • Double-core cable with a diameter 0.75 to 2 mm2 should be used for the signal wires. • Never make the indoor and outdoor connecting signal line use “co-axial cable” or “strand” with the power wiring for indoor and outdoor unit and other ower line. (Never use a multiconductor wire together with power line.
X2 X2 X1 5 RD 2 6 RD RD BK Y BK RD Y CnT4 RD WH BK 3 2 1 2 2 WH 1 3 8 5 RD RD SV H2 3 RD BK 2 NO.
(b) Individual flow divide system Power source (Outdor unit side) 3 Phase 380V 50Hz, 415V 50Hz Earth leakage breaker Circuit Breaker Outdoor unit Signal wire (Between outdoor and indoor units) Signal wire (Between indoor unit) Individual flow divide controller Attached wiring for the individual flow divide controller (2m) Earth Indoor unit Cicuit breaker <@> <#> <$> <%> Remote controller wire Earth leakage breaker Remote controller Power source (Indoor unit) 1 Phase 220/240V 50Hz Wiring
Outdoor/Indoor units connection procedures Outdoor unit AB Individual flow divide controllor Power source (indoor unit side) Power source wire [Individual flow divide controller accessory wire (2m) To next units by turn L • N C N U Individual flow divide controller accessory wire (2m) Cn Cn B T4 Cn T L • N AB XYZ C N U Cn Cn B T4 1 Relay kit (Individual flow divide controller acessory) Cn T Indoor unit 2 XYZ Signal wire (between indoor unit) AB XYZ Remote controller wire XYZ Remote cont
(b) If plural outdoor units are used 1) A maximum of 48 indoor units can be connected by using the crossover wiring method, with 2 wires for each side of the outdoor and indoor units. Outdoor unit Outdoor unit AB Outdoor unit AB AB Outdoor unit AB Double cores 0.75 ~ 2 mm2 Total length of signal wires: 1000 m or less AB AB Indoor unit AB Indoor unit AB Indoor unit Indoor unit 2) Indoor/outdoor wiring method for multiple floors.
(b) When controlling plural units. 1) Use the same procedure shown in the drawing above for the wiring of the power supply, both indoor and outdoor units and remote controller When the wiring length for the remote controller exceeds 100 m, use the wiring procedure shown in the drawing below. 2) Connect each of the indoor units for group controlling (3 cables) a) Connect the cables to the terminal blocks of X, Y, and Z for the indoor unit remote controller.
(6) Setting of unit address Addresses can be set either with the automatic address setting, remote control address setting or manual address setting depending on the combinations of address switches (see table) of the indoor and outdoor units. Operate the address switches before turning power on. Indoor unit Outdoor unit Address setting method Outdoor No. Outdoor No. Indoor No.
1) Set the address switch of outdoor unit at 49. (This is set at 49 at shipment from factory.) 2) Set the address switch of indoor unit at 49. (This is set at 49 at shipment from factory) 3) Turn power on for the indoor and outdoor units. Addresses are set automatically. (No. in a range of 0 - 15.) For the auto address setting, power must be ON for both the indoor and outdoor units. If power is supplied to the indoor unit only, "Outdoor No." is indicated on the remote controller.
䡬 Detail of setting from the remote controller 1) If the power switch is turned on, the outdoor No. on the display flashes, and "--" on the return air temperature display section and "U--" on the time display section are lit. If power is not supplied to the outdoor unit, the outdoor No. only lights and you cannot set the address. In such occasion, to turn power on also for the outdoor unit. 2) Indoor No. increases 0, 1, 2, ... and up at each push on the room temperature setting ▲ switch.
2.5.6 Test run (1) Before starting operation (a) Measure resistances between the electrical parts terminal block and grounded area using a 500 V Megger, insulator. Resistance must be higher than 1 MΩ. (b) Confirm whether the power source breaker (main switch) of the unit has been turned on for over 12 hours to energize the crankcase heater in advance of operation. (c) Make sure that the compressor bottom has been warmed.
(3) Cooling test run operation (Cooling test run can be performed in winter.) (a) Operation method ● In the normal cooling mode, hold down the “Temperature Set” switch while pushing the “Set” switch. ● Setting temperature is changed at 5˚C and the cooling test run is operated for 30 minutes. It stops after 30 minutes.
2.6. MAINTENANCE DATA 2.6.1 Diagnosis of Microcomputer circuit (1) Confirmation of the error code on the remote controller (by pressing the inspection switch) and the inspection display and normal display lamps on PCBs of indoor/ outdoor units The microcomputer detects errors on electrical components, whitch include the microcomputer itself, errors on the power supply line and errors (overload, etc.
250 Stays OFF 1 time flash Stays OFF Keeps flashing Keeps flashing Keeps flashing Keeps flashing E10 E11 E12 E28 1 time flash Stays OFF 1 time flash Keeps flashing Keeps flashing E7 E9 1 time flash 2 time flash Keeps flashing Keeps flashing 2 time flash 2 time flash Keeps flashing Keeps flashing 2 time flash Keeps flashing 1 time flash 2 time flash 3 time flash Keeps flashing Keeps flashing Stay OFF or Liglits continuously Stay OFF or Lights continuously Keeps flashing Stay
251 Keeps flashing Keeps flashing Keeps flashing Keeps flashing E42 E43 E45 E46 Keeps flashing Keeps flashing E40 Keeps flashing E39 E41 Keeps flashing Keeps flashing E37 E38 Keeps flashing Keeps flashing E34 Stays OFF Stays OFF Stays OFF Stays OFF Stays OFF Stays OFF Stays OFF Stays OFF Stays OFF Stays OFF Stays OFF Stays OFF Keeps flashing E31 E36 Red Green Indoor unit LED Remote controller error code Keeps flashing Keeps flashing Keeps flashing Keeps flashing
3) Display sequence of error, inspection display lamp a) One kind error Display corresponding to the error is shown. b) More than one errors. Section Error code of remote controller Display section • Displays the error of higher prority (When plural errors are persisting.) Inspection LED(red) of indoor unit PCB Inspection LED (red) of outdoor unit PCB •••••• • Displays the present errors. (When a new error has occurred after the former error was reset.) c) Timing of error detection • Indoor unit side.
• Outdoor unit side Error detail Error code Timing of error detection 52C secondary side L3-phase wiring is open. An abnormal stop occurs when the L3-phase voltage is 0 V for 5 seconds running. (Detected with 52C ON only) Discharge temperature abnormality A stop occurs when this abnormality occurs for 2 seconds running at 130°C After a stop for 3 minutes, an recovery is automatically made. An abnormal stop occurs when this abnormality occurs twice for 60 minutes.
(a) Diagnosis by the power supply reset When any error occurs, reset the power supply as described below to see if it is the result of accidental noise, etc. Check at the indoor unit side.
(2) Reference Effect of noise ¡ When noises inturude into remote controller. Abnormal or irregular display such as the flashing of irrelevant display (lamp) (for example, LEDs of cooling and heating illuminated simultaneously or the like) is observed even if the remote controller is not operated or the remote or the remote controller and, as the result, the operation of units may be disabled or similar abnormal phenomenons are observed.
● Function of jumper wires (ii) Parts layout on the indoor unit printed circuit board Transformer primary side Model selector switch Control selection ( Transformer secondary side Power supply connector for PCB Name With None (1) With J2 None (1) J1 ) J3 J4 J5 With None (1) With None (1) With None (1) With J6 J6 (2) J7 J8 Return air Outdoor unit number HA connector thermistor address switch Heat exchanger Indoor and outdoor Limit switch input Indoor unit number unit transmission thermistor for
1 Error display : No display LCD display : No display [Polarity determination trouble] Indoor unit Outdoor unit Red LED Stays OFF Red LED Stays OFF Green LED Keeps flashing Green LED Keeps flashing ● When the LCD display (Center/Remote, temperature display, etc.) of remote controller flashes, it means the polarity on the unit is not yet determined. Polarity determination is completed within a few seconds after the power on. If it is not completed in time, CPU out of cotnrol, etc. is suspected.
Error display : No display LCD display : No display 2 [Power supply line error] Outdoor unit Red LED Stays OFF Green LED Stays OFF Unit is normal (Malfunction by noisse) YES Indoor unit Red LED Stays OFF Green LED Stays OFF YES Power supply checked between ~ or L1, L2, L3, N? NO Indoor unit Red LED *3 time flash (During unit operation) Green LED Keeps flashing Flash of green LED means CPU is normal. * If the remote controller wire is broken at the power ON, it does not illuminate.
Red LED Green LED Indoor unit *3 times flash Keeps flashing Red LED Green LED Outdoor unit Stays OFF Keeps flashing * Lamp OFF if remote controller wire is broken at power ON. • Remote controller normal voltage (DC) X ~ Z: 10.5 ~ 10.8V Y ~ Z: 5 ~ 10.8V Unit is normal. (Interference by temporary noise on remote controller cords) YES Is DC 10.
4 Error display: [Duplicated indoor unit No. or More than 49 indoor unit are connected.] Indoor unit 1 time flash Keeps flashing Red LED Green LED Red LED Green LED Outdoor unit Stays OFF Keeps flashing (1) Is the indoor unit No. duplicated or More than 49 indoor unit are connected? YES Correction of unit No. setting NO (2) Notes (1) When correcting the unit number, check again the pairing of indoor/ outdoor units (same Number assigned to coupled units) is correct.
7 Error display: [Drain trouble] Indoor unit 1 time flash Keeps flashing Red LED Green LED Red LED Green LED Defective indoor unit PCB Replacement (Defective condensate motor output circuit) Outdoor unit Stays OFF Keeps flashing NO (1) Is the angle of drain piping good. Is there any problem? YES Is there any overflow? YES NO NO YES Is the float switch tripped? Is there output for condensate motor (DM)? Repair YES • Check DM broken wire, burning, locking.
10 [Address No. combination eroor or addressing is preformed with the following combinations.] Error display: Indoor unit 1 time flash Keeps flashing Red LED Green LED Are unit number set for see following?(1) Red LED Green LED YES Outdoor unit Stays OFF Keeps flashing Unit number correction NO Note (1) Outdoor unit address No. 00 ~ 47 48, 49 Defective indoor unit PCB Replacement (defective unit number input circuit) 11 Error display: Red LED Green LED Indoor unit address No.
(c) Error diagnosis procedures at the outdoor unit side At the error diagnosis related to the outdoor unit, check at first the error code of remote controller and the illumination patterns of norma l and inspection display lamps in the same manner as the case of indoor unit. Then estimate the outline, the cause and the location of error based on the pattern and proceed to the inspection and repair.
• Replacement procedure of indoor unit microcomputer printed circuit board Microcomputer printed circuit board can replaced with following procedure. 1) Confirm the parts numbers. (Refer to the following parts layout drawing for the location of parts number.) Model Parts No. FDCP224, 280HKXRE2A 224, 280HKXRE2V PCB505A012L Notes (1) mark: Flashing Inverter frequency monitor mark: Stays OFF (2) Relation between LED3~5 LED3 and operation frequency • LED3......40Hz LED4 • LED4......20Hz LED5 • LED5.
2 [Outdoor unit signal line error, power supply error] Error display: Indoor unit Red LED 2time flash Green LED Keeps flashing Outdoor unit Red LED Stays OFF Green LED Stays OFF (1) Did turn off the power of outdoor unit during operation? YES Power supply ON NO(1) • Blown fuse? • Broken or loose wire at L1, L2 or N Phase? • Was not there the power failure? Note (1) This case is limited to the separate power supplies to indoor/outdoor units.
3 [Duplicated unit No. of outdoor units] Error display: Indoor unit Stays OFF Keeps flashing Red LED Green LED Red LED Green LED Is the unit No. duplicated on outdoor units? YES Outdoor unit 8 time flash Keeps flashing Correction NO Defective outdoor unit PCB Replacement (Defective unit No.
6 [Defective outdoor unit heat exchanger thermistor] Error display: Outdoor unit Indoor unit Red LED Stays OFF Green LED Keeps flashing Is the outdoor unit heat exchanger termistor connector OK? YES Red LED Keeps flashing Green LED Keeps flashing Are the outdoor unit heat exchnger thermistor characteristics OK, is there any broken wire? NO YES NO Defective outdoor unit PCB → Replacement (Defective outdoor unit heat exchanger thermistor input circuit) Outdoor unit heat exchanger thermistor
[Defective discharge gas thermistor] Error display: Outdoor unit Red LED Stays OFF Green LED Keeps flashing Is the discharge gas thermistor connector connection OK? Red LED Keeps flashing Green LED Keeps flashing Are the discharge gas thermistor characteristics OK, is there no broken wire? YES NO NO Defective discharge gas thermistor → Replacement Repair 9 T< = 80°C 5 50 0 0 Stays OFF Keeps flashing Red LED Green LED 20 50 80 100 120 Temperature [T] (°C) 3 time flash Keeps flashin
10 [Power transistor overheating] Error display: Outdoor unit Indoor unit Red LED Stays OFF Green LED Red LED Keeps flashing Green LED YES Power transistor overheating(1) 4 time flash Keeps flashing Does the FMO rotate? YES Is the outdoor unit installation space proper? NO YES Defective inverter (Refer to 278 page) NO Repair Note (1) The LD2 on the inverter control PCB lights for 3 minutes.
Current cut is indicated and the compressor cannot operate Is the insullaiton resistance of the compressor(1) proper? Disconnect the compressor wiring NO Defective compressor YES The compressor can operate Is the current cut function activated? Notes (1) When a short-circuit or ground-fault occurs in the compressor motor, the current cut function is also activated. Notes (1) If the insulation resistance is 10MΩ or more, it is normal.
12 [Excessive number of indoor units connected] Error display: Outdoor unit Indoor unit Red LED Stays OFF Green LED Red LED Keeps flashing 7 time flash Green LED Keeps flashing (1) Doesn't the number of indoor unit connected exceed the specified value? YES Repair NO Power supply reset Is it normalized YES Defective indoor outdoor unit PCB → Replacement Notes (1) The maximum number of connectable unit of each model is as follows : FDCP224 :12, FDCP280 :16. (2) Outdoor No.
• Communication checked at the CnI, will show hte following values. Detail of communication Connector CnI 14 1 Common 2 12V power supply 3 Transmission from inverter 4 Reception from inverter 5 Watch dog (communication from inverter PCB to outdoor unit PCB) 6 Inverter overheat 7 Current cut 12V Swings at 4.
2) Louver motor does not operate Inspect at the indoor unit side. Does the louver operate at power on? Operate more than 1 min.
4) Heating operation does not start NO Is heat outputted? Defective indoor unit PCB → Replace. YES (1) Are solenoid valve control relays (XH1~6) OK? NO Defective relay → Replace. YES Is AC 220/240V applied at flow divide controller connector CnB? YES Defective SVH (high pressure gas side solenoid valve) → Replace. 274 NO Defective relay (XH) → Replace. Note (1) This is applicable only when a central flow divide controller is used.
(3) When the remote controller indication is nomal but the compressor cannot operate: (No check indication) • Give instructions so that the requested best frequency may be output, irrespective of the thermostat condition, from outdoor to indoor. A ccordingly, if the indoor/outdoor transmission is faulty, the compressor cannot operate. • When the SW3-4 is turned on, error indication is not provided if the indoor unit is not connected.
(4) Proceduer for checking the outdoor unit irrespective of indoor/outdoor transmission Turn off the outdoor unit power supply (Or pull out the connector CnA2 on the outdoor unit PCB) Set 45 in outdoor unit No. Turn ON the outdoor unit PCB(SW3-7) Turn ON the outdoor unit power supply Open the 63H1 Is the 52C turnd ON? (When connecting the CnA2 on the outdoor unit PCB) (Pull out Faston No.17 on the PCB) NO Does a voltage Appear at the 52C coil.
(5) Procedure for checking the inverter (No output is provided at the compressor (U,V and W).) NO Is the 52C ON? Check the control PCB on the outdoor unit side NO Power line failure NO Does the LD1 (green) on the inverter PCB flash? Does DC280V appear at the connector Cn2 on the inverter PCB NO (3) The remote controller error code E45 is indicated (See page 271) YES YES Turn OFF the power supply and pull out the connectors Cn13 and 14 Defective inverter PCB Turn ON the power supply Does DC1.
◆ Troubleshooting on the inverter side (1) Troubleshooting procedure (For the details of 1 to 7, refer to Outfoor Unit Check Pointd on the next page.) NO Check the outdoor unit control PCB. NO Is DC280V is YES provided at the Cn2 on the inverter PCB? Is 52C turned ON? Does the LD1 (green) on the inverterYES PCB flashing YES Defective inverter PCB → Replacement.
279 N L3 L2 L1 TB Tr * CNA2 CNA1 Green Control Circuit board Cn1 Inverter overheating 6 Current cut Swings between 2V and 4V. Watch dog (communication from the inverter circuit board to the outdoor unit PCB) 5 7 Swings between 4.5V and 5V. Reception from inverter 4 12V 5V: normal, 0V: abnormal 5V: normal, 0V: abnormal Swings between 11V and 11.5V.
