7
Terminal labeling reference chart
If your current terminal has
the following letter
Label the wires with the
following letters
Terminal function
RH, R, R5, 5
RH
24V Power (Heating)
RC
RC
24V Power (Cooling)
W, W1, 4
W
Heating Relay
Y, Y1
Y
Cooling Relay
G
G
Fan Relay
O
O
Reversing Valve (for heat pump applications
energized in Cool mode)
B
B
Reversing Valve (for heat pump applications
energized in Heat mode)
Содержание White-Rodgers P210
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