Troubleshooting Guide
Fails to Start
Check of power source.
Check of control panel setting.
Compressor fails only to start.
Drop of power voltage.
Defect of compressor capacitor.
Capacitor check.
Replacement.
Check of circuit breaker and fuse.
Check control panel.
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| Fan only fails to start. | |
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| Improper wiring. | |
Improper thermistor |
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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.)
19Room Air Conditioner
