Thermostat Wiring Detail
Factory supplied 6-
wire thermostat cable
shown. Whisper
Mode standard on
VSHPe units. Jumper
between R and G1
(factory installed).
Heat Pump Thermostat:
R = 24VAC
G1 = Whisper Mode (Cont. Fan On)
G2 = Fan Speed 2 (Medium Speed)
G3 = Fan Speed 3 (High Speed)
Y = Compressor On
O/B = Reversing Valve (Energize to Cooling)
C = Common
Heat/Cool Thermostat:
R = 24VAC
G1 = Whisper Mode (Cont. Fan On)
G2 = Fan Speed 2 (Medium Speed)
G3 = Fan Speed 3 (High Speed)
Y = Cooling
O/B = Heating
C = Common