TH146-P-U 400-280-010-B 5/24/07 6/12
Wiring Diagram: 3H2C Heat Pump — Add-on Installation
AC146-410
AC144-03
CT241
Fault
Defrost
Reversing Valve
Compressor 1
Compressor 2
Furnace
Fan Limit
Humidifier
Dehumidifier
Dual Energy
400-280-010-B (TH146-P-U) ENG.fm Page 6 Thursday, May 24, 2007 4:28 PM