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dIagrammes de câblage
Single-stage Heat Pump System
Jumper
Rc
Rh
G
X
Fan
Heat/Cool
Relay
24V Supply
2-wire Heat Only System
Jumper
Rc Rh
X
Heat 24V or
Millivolt Supply
O
B
W
Cool
Heat
OR
Mode
Mode
Reversing
Valve
W
Heat Relay
or Valve
1
Y
X
Compressor
Contactor