Installation guide
FACTORY SH_PPED CO IL
HORIZONTAL LEFT
APPMCATEON
CO_L
SUPPORT
-- RAiL
DRA_N pAN
SUPPORT
HORIZONTAL
DRA_N PAN
AIR SEAL
REFRIGERANT
CONNECTIONS
PRIMARY DRAIN
-- HORIZONTAL LEFT
SECONDARY DRAIN
HORIZONTAL LEFT
Fig. 8--A=Coit in Horizontal Left Application (Factory Ready)
A00072
C8
R10_
R7
<z >
F1
F
z_-
A03010
Fig 9--Fan Coil Printed-Circuit Board
NOTE: Units installed without eleclric heat should have a field-supplied si_eet metal block-off'plate covering the healer opening This will reduce
air leakage and fom_afion of exterior condensation.
B, 24v Control System
CONNECTION TO UNiT
Wire low voltage in accordance with wiring label on the blower. (See Fig. l0 through 15,} Use no. I8 AWG color-coded, insulated (35°C
mimmum) wire to make the low-voltage connecgons between the thermostat, tile trait, and tile outdoor equipment, If the tbermostat is located more
than 10O ft from the _nit (as measured along the low-voltage wire), use No 16 AWG color-ceded, insulated (35°C minimum) wire All wiring
must be NEC ('lass I and must be separated from inconfing power leads
Refer to outdoor unit wiring instructions for any additional wiring procedure recommendagons.
TRANSFORMER INFORMATION
Transformer is Pactory-wired for 230v operation. For 208v applications, disconnec_ the black wire from the 23gv terminal on transformer and
connect it 1o the 208v terminal (See Fig 15)
HEATER STAGING
z_ CAUTION: If W2, W3, and E on any 3 stage heater (t8, 20, 24, or 30kw), are individually connected as with outdoor
thermostats or any other situation, emergency heat relay must be used. This relay is in kit Part No. KNAOTO20tSEC and is
normally used with kit Part No. KHAOT03Ot FST for 2 outdoor thermostat system. Failure to follow this CAUTION could result
in minor personal injury or product and property damage,
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