Specification Sheet

40MBFQ-03PD Specifications subject to change without notice. 17
WIRING DIAGRAMS (CONT)
Fig. 16 — Wiring Diagram - Size 58K
Indoor Unit Control Board
ON/OFF
ALARM
larm
utput
emote
ontrol
INDOOR UNIT MAINBOARD
T
Ceiling-Floor Type
T
omm. us
To outdoor
omm. us
T
T
T TT
TT T
T
TT
T .
TT
T
EEPROM
d
efault
T
TT
T T
T . T T
T
TT
EEPROM
d
efault
This symbol indicates the element is
optional. The actual shape prevails.
T
T
T
T
NEWFAN
DISPLAY
BOARD
TO WIRE
CONTROLLER
eactor
T
TO WIRE
CONTROLLE
R
Magnetic
Ring
L(L1)
N(L2)
To Power
To Outdoor
For Separate
Power Supply
L(L1)
N(L2)
Magnetic
Ring
For Outdoor
Power Supply
To Outdoor
L(L1)
N(L2)
Magnetic
Ring
FACTORY
S
ETTING
TT T T T
MODE
ACTIVE
INACTIVE
actory
ettin
in le
an
ouble
an
TT T T
FILTER
-BOARD
Magnetic
Ring
INDOOR UNIT
CODE PART NAME
CN1 Input: 230VAC High voltage connection of the terminal
CN2 Input: 230VAC High voltage connection of the terminal
CN3/CN26 Output: 0VDC Connection of the earth
CN5 Output: 0-5VDC Connection of the water level switch
CN6 Output: 5VDC Connection of the room and pipe temperature
CN7 Output 5VDC connection of the indoor coil outlet temperature sensor T2B
CN8/CN18 Output: 320VDC High voltage connection of the reactor
CN10 (CN10A) Output: 12VDC Connection of the display board
CN11/CN14 Output: 230VAC High voltage connection of the new fan
CN13 Output: 220VAC High voltage connection of the pump
CN15/CN16 Output: 320VDC High voltage connection of the fan board
CN21/CN22 Output 12VDC connection to the swing motor
CN23 Output: 1-12VDC Connection of the remote switch
CN24 Output 12VDC connection to the swing motor
CN28 Output 24VDC between CN2 connection of the S signal
CN29 Output: 5VDC Connection of the CCM
CN33 Output 0V connection of the alarm
CN40 Output 12VDC connection of the wire controller