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Bluesky
Refrigerator
Data independently verified by Elite B2B Technicians
Diagnostic Complet

Error Code F4 Bluesky

Symptom / Description

Defrost heater failure

Root Cause

The defrost heating element is not working, which prevents the appliance from removing ice from the evaporator coil.

Repair Instructions

UNLOCKED

Test the defrost heater for continuity. Also test the thermal fuse/thermostat which is in series with the heater. Replace the faulty component.

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