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