LEGEND
TYPICAL WIRING SCHEMATIC,
18
BR | — Blower Relay |
C— Contactor
CAP — Capacitor
COMP — Compressor Motor
CR | — | Combustion Relay |
EQUIP | — | Equipment |
FS | — | Flame Sensor |
FU | — | Fuse |
GND | — | Ground |
GVR | — | Gas Valve Relay |
HS | — | Hall Effect Sensor |
HV | — | High Voltage Transformer |
TRAN |
|
|
I— Ignitor
IDM | — | |
IFM | — | |
IGC | — | Integrated Gas |
|
| Unit Controller |
LS | — | Limit Switch |
MGV | — | Main Gas Valve |
NEC | — | National Electrical Code |
OFM | — | |
QT | — | Quadruple Terminal |
RS | — Rollout Switch |
ST | — Thermistor Start |
TRAN | — Transformer |
| Field Splice |
| Terminal (Marked) |
| Terminal (Unmarked) |
| Splice |
| Splice (Marked) |
| Factory Wiring |
| Field Control Wiring |
| Field Power Wiring |
| Accessory or |
| Optional Wiring |
| To Indicate Common |
| Potential Only: Not to |
| Represent Wiring |
582A018-060; 208/230-1-
NOTES:
1.If any of the original wires furnished are replaced, they must be re- placed with type 90 degree C wire or its equivalent.
2.See price pages for thermostat and subbases.
3.Use 75 degree C copper conductors for field installation.
4.For high speed IFM, disconnect RED wire from IGC:BM and connect BLK wire from IFM. For medium speed, disconnect RED wire from IGC:BM and connect BLU wire from IFM.
5.Models
60