TROUBLESHOOTING
COMPLAINT |
| SYMPTOM |
| POSSIBLE CAUSES |
| SOLUTION |
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Electronic Display | 1. | No Display at all | 1. | Supply voltage not within specifications | 1. | Check supply voltage to refrigerator |
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not operating |
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| 2. | Open in wiring harness from PWB board | 2. | Check wiring and connectors to PWB board |
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correctly |
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| 3. | Open in door monitor switch circuit | 3. | Check door monitor circuit |
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| 2. | Partial or | 1. | Supply voltage not within specifications | 1. | Check supply voltage to refrigerator |
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| abnormal display | 2. | Open in wiring harness from PWB board | 2. | Check wiring and connectors to and from PWB |
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Not Cooling | 1. | Display on but | 1. | Compressor not operating | 1. | Check for compressor operation by using the test |
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| compressor not | 2. | Open in compressor circuit |
| key on main circuit board | - |
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| operating |
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| 2. | Check for open on OLP, PTC, compressor, | 24 |
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| wiring, etc. | - |
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Not cold enough | 2. | Display on | 1. | Condenser fan motor not operating | 1. | Check condenser fan motor and wiring circuit |
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| compressor is | 2. | Condenser coils blocked | 2. | Check air flow across condenser |
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| operating | 3. | Evaporator fan motor not operating | 3. | Check evaporator fan motor and wiring circuit |
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| 4. | Damper not opening or internal air flow blocked | 4. | Check damper motor circuit |
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| 5. | Sensor not operating properly | 5. | Check refrigerator and freezer sensors |
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| 6. | Door not sealing | 6. | Check for proper door esal |
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| 7. | Evaporator Frosted up | 7. | Check defrost circuit components |
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| 8. | Sealed System related problem |
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Not defrosting | 1. | Frosted up in | 1. | Open in defrost circuit | 1. | Check defrost heater and circuit using Test Key |
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| Freeer | 2. | Defrost sensor not operating correctly | 2. | Check sensor |
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| 3. | Defrost drain clogged | 3. | Check drain |
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