Heat Controller Comfort-Aire BGE-103A Service Manual page 27

Check of power source.
Check of control switch
setting.
Only compressor fails to
start.
Drop of power voltage.
Defect of compressor
capacitor.
Check capacitor.
Replacement.
Irregular motor resistance ( )
Irregular motor insulation ( )
Replacement of compressor
(Motor damaged)
Fails to Start
Improper thermostat setting
Loose terminal connection.
Improper wiring
Troubleshooting Guide
Check of circuit breaker
and fuse.
Gas leakage of feeler bulb
of thermostat
Check of control switch.
Only fan fails to start.
Improper wiring.
Defect of fan motor
capacitor.
Irregular motor resistance
( ).
Irregular motor insulation
( ).
Replacement of fan motor
Regular but fails to start
Replacement of compressor
(locking of rotor, metal)
Service Manual 27