INSTALLATION INSTRUCTIONS
Sample Wiring Diagrams
Gas or Electric Heat
Page 14
4 Wire, 1 Stage Cooling, 1 Stage Heat-Heat Pump with B reversing valve.
Residential Heat Pumps, split systems & package units, with no auxiliary heat.
FAN
POWER
G
R
COMPRESSOR
Y
W
Y
B
O
G
R
REVERSING VALVE
B
4 Conductor 18 to 22 gauge
unshielded cable from the
thermostat to the equipment.