aguilon
Jul 31, 2010, 04:05 PM
Please help with wiring!! Which color where??
I am replacing a trane 239 thermostat with a hunter 44860
the trane thermostat is wired as follows:
G green
O orange
Y yellow
T brown
R red
W white which is also jumped to X2
B blue
U (no wire)
F (no wire)
terminal description for heat pump systems hunter thermostat:
RC/R 24vac power supply
C 24 vac common
Y1 compressor stage 1
Y2 compressor stage 2
W2 auxiliary heat
E emergency heat
O cool mode powered reverse valve
B heat mode powered reverse valve
G fan
L system monitor
Terminal conventional HVAC systems:
Rh heating transformer power supply
Rc/R cooling transformer power supply
C 24vac common (if available)
Y1 cooling stage 1
Y2 cooling stage 2
W1 heating stage 1
W2 heating stage 2
G fan
I am replacing a trane 239 thermostat with a hunter 44860
the trane thermostat is wired as follows:
G green
O orange
Y yellow
T brown
R red
W white which is also jumped to X2
B blue
U (no wire)
F (no wire)
terminal description for heat pump systems hunter thermostat:
RC/R 24vac power supply
C 24 vac common
Y1 compressor stage 1
Y2 compressor stage 2
W2 auxiliary heat
E emergency heat
O cool mode powered reverse valve
B heat mode powered reverse valve
G fan
L system monitor
Terminal conventional HVAC systems:
Rh heating transformer power supply
Rc/R cooling transformer power supply
C 24vac common (if available)
Y1 cooling stage 1
Y2 cooling stage 2
W1 heating stage 1
W2 heating stage 2
G fan