TYPICAL FIELD WIRING
POWER
WIRING
CONTROL
WIRINGGROUND
LUG
LOW VOLTAGE
JUNCTION BOX 
ALL OUTDOOR WIRING MUST BE WEATHERPROOF.
USE COPPER CONDUCTORS ONLY.
TYPICAL FIELD WIRING - 1 PHASE
POWER WIRING
CONTACTOR
TERMINALS
GND.
LUG
COIL
24 VOLT CONTROL WIRING |
|
|
| POWER WIRING |
|
|
|
| |
MINIMUM 18 GA. WIRE |
|
|
| CONTROL WIRING |
|
|
|
| |
(NEC CLASS 2) |
|
|
| FACTORY WIRING |
FURNACE OR AIR HANDLER TERMINAL BLOCK | ||||
C | Y | R | G | W |
|
|
|
| * TERMINAL W IS |
|
|
|
| ONLY REQUIRED |
|
|
|
| ON SYSTEMS |
|
|
|
| WITH HEAT. |
| Y | R | G | W * |
CONDENSING UNIT | ROOM THERMOSTAT |
|
TYPICAL FIELD WIRING - 3 PHASE
POWER WIRING
CONTACTOR
TERMINALS
GND.
LUG
COIL
POWER WIRING
CONTROL WIRING
24 VOLT CONTROL WIRING
MINIMUM 18 GA. WIREFACTORY WIRING (NEC CLASS 2)
FURNACE OR AIR HANDLER TERMINAL BLOCK
C Y R G W
* TERMINAL W IS ONLY REQUIRED ON SYSTEMS WITH HEAT.
Y R G W *
CONDENSING UNIT | ROOM THERMOSTAT |
|
Unitary Products Group | 5 |