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Replace Reversing Valve
NO
NO
YES
YES
ELECTRICAL TROUBLESHOOTING CHART
HEAT PUMP
Reversing Valve Stuck
YES
Replace Solenoid Coil
Is the Solenoid
Coil Good?
Is Line Voltage
Present at
Solenoid Valve?
Is Selector Switch
set for Heat?
SYSTEM COOLS WHEN
HEATING IS DESIRED.
HEAT PUMP