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2-6. Icing
Problems |
| Causes | Checks | Measures | Remarks |
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Icing in the | 1) | Bad circulation of cool air. | - Check the food is stored properly | - Be acquainted with how to use. | - Check the defrost |
refrigerator | - Clogged intake port in the | (check discharge and intake port | - Sealing on connecting parts. | related parts if problem | |
compartment. | refrigerator compartment. | are clogged). | - Check the damper and replace | is caused by faulty | |
- Damper icing. | - Sealing is not good. | - Check icing on the surface of | it if it has defects. | defrosting. | |
- Pipe icing. | - Too much food is stored and clogs | baffle and cool air path (pipe) after | - Check defrost. (After forced |
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- Discharging | the discharge port. | dissembling the container box. | defrosting, check ice in the |
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pipe icing. | - Bad defrosting. | - Check icing at intake ports of | evaporator and pipes.) |
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| freezer and refrigerator |
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| compartment. |
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| 2) | Faulty door or refrigerator | - Check gasket attached conditions. | - Correct the gasket attachment | - Replacement should |
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| compartment. | - Check door assembly conditions. | conditions and replace it. | be done when it |
| - Faulty gasket. |
| - Door assembly and replacement. | cannot be repaired. | |
| - Faulty assembly. |
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| 3) | Overcooling in the refrigerator | - Check refrigerator compartment | - Replace faulty parts. |
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| compartment. | is overcooled (when button |
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| - Faulty damper in the refrigerator | pressed on "weak"). |
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| compartment. | - Check parts are faulty. |
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| - Faulty MICOM (faulty sensor) |
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| 4) Bad defrosting | - Check frost on the evaporator | - Check parts related to defrosting. | - Moisture cannot frost | |
| - Heater wire is cut. | after dissembling shroud and fan | - Check defrosting. (Check ice on the | on the evaporator but | |
| - Defective defrost sensor. | grille. | evaporator and pipe.) | can be sucked into the | |
| - Defrosing cycle. | - Check ice on intake port of freezer |
| refrigerator, being | |
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| and refrigerator compartment. |
| condensed and iced, |
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| interferes with cool air |
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| circulation, and |
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| suppresses sublimation. |
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| 5) Customers are not familiar with | - Check food interferes with door | - Be acquainted with how to use. |
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| this machine. | closing. |
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| - Door opens. | - Check ice on the ceilings. |
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| - High temperature, high moisture, |
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| and high load. |
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TROUBLE DIAGNOSIS
