HIGH VOLTAGE! DISCONNECT ALL POWER BEFORE SERVICING. 
WARNING MULTIPLE POWER SOURCES MAY BE PRESENT. FAILURE TO DO SO 
MAY CAUSE PROPERTY DAMAGE, PERSONAL INJURY OR DEATH. 
#18 GA. 5 WIRES WITH COOLING 4 WIRES WITHOUT
W2 | W | Y | G | R |
BR |
| YL |
|
|
|
|
|
| |
|
|
|
| BR |
YL | CONDENSING UNIT |
| |
BL | 24V CONNECTION |
|
|
| C |
RD |
| R |
GR |
| G |
WH |
| W1 |
BR |
| W2 |
YL |
| Y1 |
| Y2 | |
YL |
| |
| BL | O |
|
| |
|
| TB |
COOLING UNIT WITH OPTIONAL HEAT KITS OF 15 kW AND ABOVE
AND ROOM THERMOSTAT WITH TWO STAGES OF HEAT
C | W2 | O | Y | R |
|
|
|
| RD |
|
|
|
| YL |
|
|
|
| OR |
|
|
|
| WH |
|
|
|
| BL |
#18 GA. 7 WIRE
Y O C W2 G R E
YL | WH | BR | C | |
|
| RD | R | |
|
|
| ||
BL | WH | GR | G | |
BR | W1 | |||
|
| |||
|
| WH | W2 | |
|
| BL BL | ||
|
| Y1 | ||
|
|
| ||
|
| YL | Y2 | |
|
| YL | O | |
|
| OR | TB | |
|
|
|
HEAT PUMP UNIT WITH OPTIONAL HEAT KITS OF 10 kW AND BELOW
NOTES:
1)OUTDOOR THERMOSTAT
2)JUMPER W1 AND W2 TOGETHER IF
3)REMOVE WIRE WHEN USING OUTDOOR THERMO- STAT.
NOMENCLATURE: | COLOR CODES |
OT - OUTDOOR THERMOSTAT (OPTIONAL) | RD - RED |
EHR - EMERGENCY HEAT RELAY (OPTIONAL) | YL - YELLOW |
| BL - BLUE |
| BR - BROWN |
| OR - ORANGE |
| WH - WHITE |
Wiring is subject to change. Always refer to the wiring diagram on the unit for the most
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