Connection Diagram — Add-on Installation
TH146 | 24 V Transformer |
16 - 22 AWG
16 - 18 AWG |
16 - 22 AWG |
16 - 22 AWG |
Dual Energy |
16 - 18 AWG
16 - 18 AWG
Heat Pump
Compressor
Valve
Defrost
Fault
16 - 22 AWG
16 - 18 AWG
Furnace
Yellow Red | Green |
| 16 - 22 AWG |
| 16 - 22 AWG |
CT241
Humidifier | Fan Limit |
RC845
Auxiliary
Heating
System
9/22/06 | 6/8 |