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Check of power source.
Check of control switch
setting.
Compressor only fails to
start.
Drop of power voltage.
Defect of compressor
capacitor.
Capacitor check.
Replacement
Irregular motor resistance (
Irregular motor insulation (
Replacement of compressor
(Motor damaged)
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Fails to Start
Improper thermostat setting.
Loose terminal connection.
Improper wiring.
)
)
- 21 -
Check circuit breaker
and fuse.
Gas leakage of feeler bulb
of thermostat
Check of control switch.
Fan only 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).
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