User Guide

TH146-N-DE 400-280-000-G 9/22/06 6/8
Connection Diagram — Add-on Installation
TH146
24 V Transformer
Dual Energy
AC144-03
AC146-410
CT241
RC845
Humidifier
Auxiliary
Heating
System
Heat Pump
CT280-HP-2H1C
Red
Compressor
Valve
Defrost
Fault
Furnace
Fan Limit
Yellow
Green
16 - 22 AWG
16 - 22 AWG
16 - 22 AWG
16 - 18 AWG
16 - 22 AWG
16 - 18 AWG
16 - 22 AWG
16 - 18 AWG
16 - 22 AWG
16 - 18 AWG