Contactor Closed?
Line Voltage To
Compressor?
YES
YES
NO
YES
NO
Verify:
Compressor Overload is Closed
Start Components Function
Fan Cycling Control Functions
Condenser Fan Motor Functions
Water cooled only:
Water Regulating Valve Functions
Repair Wiring
Replace Contactor
Line Voltage To
Compressor Contactor
Coil?
NO
Repair Wiring
Replace Time Delay Relay
No
10 Minute Time
Delay Expired?
NO
Wait 10 Minutes - Do Not Install
Compressor Time Delay Jumper
Yes
Power To Contactor Coil?
Yes
Install
Compressor Time
Delay Jumper
Yes
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