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Improper evaporator or condenser airflow
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Check for air restrictions |
Dirty condenser |
Clean condenser |
Iced evaporator |
Defrost and reset temperature |
Malfunctioning fans |
Check both fans |
Improper seals |
Check door gasket and opening |
Improper area to be cooled |
Check for excessive load or incorrect installation |
Low voltage |
Check power supply |
Operating 60Hz unit at 50Hz (or vice versa) |
Use proper unit (60Hz for the Americas, 50Hz for the rest of the world) |
Sealed system problem |
Call service to check for loss of refrigerant or restrictions |
Undercharge or overcharge |
Call service to add or remove refrigerant |