D isturbance | Cause | Trouble | R e me dy |
| Unit has recently been | Q uestion user about use | Inform user about the |
| filled with large | of unit immediately prior | problems caused by this. |
| quantities of food. | to service call. | Instruct user about use of |
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| Check for correct | Replace | |
| is defective. User’s | thermometer readings. | thermometer if necessary. |
| thermometer is |
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| defective. |
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| Ambient temperature | Symptoms resemble those | Find a more suitable |
| is below 0°C. | of partially blocked | location for the unit, with |
| refrigerant has | capillary tube. Record | higher ambient |
| collected in the | ambient temperature. | temperature. |
| condenser. |
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| Ambient temperature | Compare exact | Arrange for better |
| is too high, possibly | temperature with user’s | location of unit and/or |
| because unit is too | observations. Check air | better ventilation. |
| close to a heat | circulation. |
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| source, or ventilation |
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| is insufficient. |
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Compressor runs | Doors do not fit | Insert paper between | Fold |
continuously. | snugly. | door and frame and | suitable thickness and |
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| closed door. If paper can | press in between gasket |
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| be pulled out without | and door. Pull gently in |
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| resistance, the door does | gasket at relevant area. |
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| not fit tightly enough. |
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Rapid ice formation | As above. | As above. | As above. |
on freezer shelves. |
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Insufficient | User wishes to lower | Measure the exact | The |
refrigeration. | temperature in unit. | temperature. | can be lowered by giving |
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| the thermostat phial a |
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| reduced surface contact |
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| with the aluminum |
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| evaporator (refer to |
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| automatic defrosting |
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| section). |
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Automatic defrosting | The | Measure temperature at | Increase the |
does not function. | temperature of the | phial. Temperature here | temperature of the |
Possibly due to ice | thermostat is too low. | must not be lower than the | thermostat by giving the |
formation on | The thermostat phial | phial a greater surface | |
evaporator. | has insufficient surface | Section 2. | contact with the |
| contact with the |
| evaporator. If this does |
| evaporator. |
| not help, replace the |
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| thermostat. |
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8.