
7
. WIRING DIAGRAM
2
BK-HI
1) Confirm system selection. Optional components may be field or factory installed.
2) For proper system operation, consult indoor unit and outdoor unit installation instructions to confirm
system match up and blower speed selection.If the motor have only one capacitor wire,connect Com line to
capacitor.
3) Indoor unit shipped without optional electric heater kit. To install optional heater kit, remove power pig
tail up to 9 pin plug. Install heater kit and connect with mating 9 pin plug. Run system power connections
directly to electric heater kit power terminals. Consult heater kit installation instructions for complete
details.
W
BK - BLACK BL - BLUE GY - GRAY
BR - BROWN GR- GREEN OR - ORANGE
PU - PURPLE RD - RED VI - VIOLET
WH - WHITE YL - YELLOW
R
C
HEAT CONTROL
INDOOR FAN CONTROL
G
RESISTANCE
Y
L2
RD
OR
RD-LO
RD
BK
L1
BK
R
C
RD BL
BR
G
W2
W
WH
BL
COM
208
BL
230
TRAN
RD
CA
SW-2
LED
RH
S-1
ON
AUTO
RHS-2
COOL
OFF
TS
FAN
HEAT
SW
-1
HEAT
HA
COOL
OFF
Air Handler Wiring Diagram
BCR - BLOWER CONTROL RELAY
BCAP - RUN CAPACITOR BLOWER MOTOR
BTD - BLOWER TIME DELAY
IBM - INDOOR BLOWER MOTOR
TRAN - TRANSFORMER
230/208 SELECTABLE
USE COPPER CONDUCTORS ONLY
WARNING CABINET MUST BE PERMANENTLY GROUNDED
AND ALL WIRING TO CONFORM TO I.E.C.,N.E.C.,C.E.C.,
C.L.C. AND LOCAL CODES AS APPLICABLE.
REPLACEMENT WIRE MUST BE THE SAME GAGE AND
INSULATION TYPE AS ORIGINAL WIRE.
LINE VOLTAGE
FACTORY STANDARD
FIELD INSTALLED
OPTIONAL
LOW VOLTAGE
FACTORY STANDARD
FIELD INSTALLED
OPTIONAL
60Hz 1PH
BCAP
IBM
R
PU
BR
M
S
BR
GND
L1
L2
WH
BK
BL
GR
2
2
1
BCR
1
BK
6
3 4 5
BR
3 4 5
PU
RD
BL
6
WH
3
208/230V
UNIT
INDOOR
TL
RD
BL
4
RD
3
2
1
PU
BK
L2
RD
6
5
BR
WH
RD
RD
TL
OPTIONAL
ELECTRIC HEATER KIT
BRK
L1
FL
BK
BK
FL
BK
BK
1
RD
RD
COLOR CODES
COMPONENT CODES
P1
P2
P3
C3
C2
C1
RD
Central Air Conditioning Model: Air Handler, HB-D series
17