CME1356R and CME1656R
Service Diagnosis: Components
Problem or Symptom | Possible Cause | Probable Correction | |
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Fan motor does not | Open motor windings, or | Replace fan motor | |
seized bearings | |||
turn. |
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No power to fan motor | Contactor may not close. | ||
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| Open motor windings, or | Replace pump | |
| seized bearings | ||
Pump motor does not |
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| Check electrical connections. In Freeze, the | ||
turn |
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No power to pump | pump should have power to it. If not, replace | ||
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| the AutoIQ Controller. | |
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| Open solenoid coil. | Replace hot gas valve | |
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Hot Gas Valve does | Stuck valve | Replace hot gas valve | |
not open. |
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| Check wire connections, if ok, replace AutoIQ | ||
| No power to coil in Harvest | ||
| Controller | ||
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Hot Gas Valve leaks |
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thru (warm tube | Mechanical problem in |
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temperatures on both | Replace valve | ||
valve | |||
sides of valve during |
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freeze) |
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| Open solenoid coil | Replace valve | |
Water Inlet Valve does | Stuck valve | Replace valve | |
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No power to valve (best |
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not open | Check wire connections, if ok, replace AutoIQ | ||
| checked at the beginning | ||
| Controller | ||
| of Freeze) | ||
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Water Inlet Valve does | Restriction in water supply | Check water filters and/or inlet screen. | |
not flow enough water | |||
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Water Inlet Valve | Mechanical problem in | Replace valve | |
leaks thru | valve | ||
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| Unit in Clean cycle | Push and release Freeze button. | |
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| Contactor coil open | Replace contactor | |
Compressor does not | Open starting components | Check and replace | |
work | |||
Open windings | Check and replace compressor | ||
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| Internal valve failure | Replace compressor | |
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May 2001
Page 33
