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2. Evaporator Frozen Up
Evaporator Frozen Up - Possible Cause
1. Evaporator
a) Dirty.
2. Evaporator Fan Motor
a) Fan blades binding.
b) Defective.
4. Controller
a) Defective.
5. Compressor Relay
a) Defective.
6. Refrigerant Charge/Refrigerant
Lines
a) Low.
b) Component restriction (cap tube, drier).
3. Defrost: Controller
Refrigerator Defrost Fails to Initiate - Possible Cause
1. Compressor Relay
a) Defective.
2. Controller
a) Defective.
b) Energy loss or restored before the compliance of 6-hr.
Refrigerator Defrost Fails to Terminate - Possible Cause
1. Compressor Relay
a) Defective.
2. Controller
a) Defective.
