RS | — | Rollout Switch |
SAT | — Supply Air Temperature Sensor | |
SEN | — | Sensor |
TRAN | — | Transformer |
|
| Field Splice |
|
| Marked Wire |
|
| Terminal (Marked) |
|
| Terminal (Unmarked) |
|
| Terminal Block |
LEGEND |
| Splice |
|
|
C | — | Contactor, Compressor | IFM | — | Indoor Fan Motor |
CB | — | Circuit Breaker | IFMOVL — | Indoor Fan Motor Overload Switch | |
COMP | — | Compressor Motor | IGC | — | Integrated Gas Unit Controller |
EQUIP | — | Equipment | LPS | — | |
FPT | — Freeze Up Protection Thermostat | LS | — | Limit Switch | |
GND | — | Ground | MGV | — | Main Gas Valve |
HPS | — | OFC | — | Outdoor Fan Contactor | |
HS | — | OFM | — | Outdoor Fan Motor | |
I | — | Ignitor | P | — | Plug |
IDM | — | PL | — | Plug Assembly | |
IFC | — | Indoor Fan Contactor | QT | — | Quadruple Terminal |
Splice (Marked)
Factory Wiring
Field Control Wiring
Field Power Wiring
Accessory or Optional Wiring
To indicate common potential only; not to represent wiring.
Fig. 52 — Typical Unit Wiring Schematic