17
24VAC TRANSFORMER
12VA CLASS 2 ONLY
ON
OFF
MASTER SWITCH
IN1
COM IN2
AUXILIARY
C
R
GL W2
Y/W1 B
GH
REMOTE
THERMOSTAT
IAT
BLACK
ICT
RED
OCT
BLUE
IHD
ORANGE
OAT
GREEN
IDT
YELLOW
REV.
VALVE
ID
FAN
HIGH LOW
OD
FAN
HIGH
LOW
LINE 2
COMPRESSOR
HEATER 1 HEATER 2
LINE 1
DANGER HIGH VOLTAGE
DUAL MOTOR, NO SPEED RELAY SINGLE SPEED CONDENSER FAN
RVC
COMP
S
C
R
EM
FAN
MOTOR
BK
YL
RD
BK
BK
TR
6
RD
GY
HTR
F
4
WH
GN
WHITE
WIRE
2
1
FC
BR
BR
RD
BK
WH
WH
BK
CM OUTDOOR FAN MOTOR
COMP COMPRESSOR
EM EVAPORATOR MOTOR
FC FAN CAPACITOR
F FUSE
HPS HIGH PRESSURE SWITCH
HTR HEATER ELEMENT
RCCF RUN CAPACITOR
FOR COMPRESSOR, ANY FAN
RVC REVERSING VALVE
TR TRANSFORMER
HPS
USE COPPER
CONDUCTORS ONLY
WIRE LEGEND
HIGH VOLTAGE
(FACTORY)
HIGH VOLTAGE
(FACTORY OR FIELD
LOW VOLTAGE
(FACTORY OR FIELD)
VT
* FOR A HEAT PUMP,
THERMOSTAT USED
ON A STRAIGHT
COOL UNIT
** GL - LOW SPEED
GH - HIGH SPEED
5
1
2
3
4
5
6
LOAD
COM
265
230
H
RCCF
F
C
CM
FAN
MOTOR
WH
BR
WARNING: DISCONNECT POWER BEFORE SERVICING.
WIRING TO UNIT MUST BE PROPERLY POLARIZED
(FOR 265V) AND GROUNDED.
WHITE WIRE MUST BE CONNECTED AS SHOWN.
ON HEAT PUMP MODELS ONLY
BK ON LINE 2 WITH FUSE SHOWN CONNECTED FOR 265V
FOR 230 V &115 V, CONNECTED POWER CORD TO LINE 2
FOR REMOTE OPERATION, SEE CONFIGURATION CHART.
IF SUPPLY VOLTAGE IS 208V/230V, USE THE 230V TAP
ON TRANSFORMER.
IF SUPPLY VOLTAGE IS 265V, USE THE 265V TAP
ON TR
ANSFORMER.
115V TRANSFORMER NOT SHOWN.
WIRE CODE
BR BROWN
BK BLACK
GN GREEN
GY GRAY
RD RED
VT VIOLET
WH WHITE
YL YELLOW
RD
3
CHASSIS
GN1 CONTROL PANEL
REMOTE THERMOSTAT
OPERATION
COOLING UNIT
W / ELECTRIC HEAT
FUNCTION CONNECT
R TO:
OFF -----------
FAN G **
COOL G, Y / W1
HEAT
G, W2
OR
G, B, Y / W1*
HEAT PUMP W / AUXILIARY
ELECTRIC HEAT
FUNCTION CONNECT
R TO:
OFF -----------
FAN G **
COOL G, Y / W1
1ST STAGE
HEAT
G, B, Y / W1
2ND STAGE
HEAT
G, W2
UI CONNECTION
7
7
7
BOARD SHOWS R AND C, PLEASE IGNORE.
NOTES:
HIGH VOLTAGE!
DISCONNECT ALL POWER BEFORE SERVICING OR INSTALLING THIS
UNIT. MULTIPLE POWER SOURCES MAY BE PRESENT. FAILURE TO
DO SO MAY CAUSE PROPERTY DAMAGE, PERSONAL INJURY OR DEATH.
WIRING DIAGRAMS
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