IV. Service Diagnosis
1. No Ice Production
Problem | Possible Cause |
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[1] The icemaker will not | a) | Power Supply | 1. | OFF position. | 1. | Move to ON position. |
start. |
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| 2. | Loose connection. | 2. | Tighten. | |
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| 3. | Bad contacts. | 3. | Check for continuity and |
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| replace. |
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| 4. | Voltage too high. | 4. | Check and get |
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| recommended voltage. |
| b) | Fuse (Inside fused | 1. | Blown. | 1. | Check for short circuit and |
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| disconnect, if any) |
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| replace. |
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| c) | Control Switch | 1. | OFF position. | 1. | Move to ICE position. |
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| 2. | Bad contacts. | 2. | Check for continuity and |
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| replace. |
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| d) | Bin Control Thermostat | 1. | Tripped with bin filled with | 1. | Remove ice. |
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| ice. |
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| 2. | Ambient temperature too | 2. | Increase ambient |
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| cool. |
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| 3. | Set too warm. | 3. | See "II.2.[d] Controls and |
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| Adjustments, 6) Bin |
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| Control." |
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| 4. | Bulb out of position. | 4. | Place in position. |
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| 5. | Bad contacts or leaks in | 5. | Check for continuity and |
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| bulb. |
| replace. |
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| e) | High Pressure Control | 1. | Bad contacts. | 1. | Check for continuity and |
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| replace. |
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| f) | Transformer | 1. | Thermal fuse blown or coil | 1. | Replace. |
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| winding opened. |
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| g) | Wiring to Controller | 1. | Loose connections or | 1. | Check for continuity and |
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| Board |
| open. |
| replace. |
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| h) | Thermistor | 1. | Leads | 1. | See "II.2.[d] Controls and |
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| and high temperature |
| Adjustments, 1) Defrost |
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| safety operates. |
| Control." |
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| i) | Hot Gas Solenoid | 1. | Continues to open in | 1. | Check for power off in |
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| Valve |
| freeze cycle and high |
| freeze cycle and replace. |
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| temperature safety |
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| operates. |
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