31
Wiring diagrams
Reversing
Valve
Compressor
Contactor
X
Fan
Relay Heat/Cool
24V Supply
Single-stage Heat Pump System
Cool
Mode Heat
Mode
OR
W
GRc Rh OBY
X
Jumper
Rc Rh W
Heat 24V or
Millivolt Supply
Heat Relay
or Valve
X
Jumper
2-wire Heat Only System