⚠️ Safety Warning: Appliance repair involves electricity, gas, and moving parts. Always disconnect power before working on any appliance.
Error Code: Refrigerator Difficulty: Moderate
Problem: Refrigerator defrost sensor fault; sensor monitoring fresh food evaporator temperature during defrost cycle malfunctioning
How to Fix Refrigerator Error
- Unplug refrigerator from electrical power.
- Remove fresh food compartment shelves and evaporator cover to access defrost sensor on evaporator coil assembly.
- Disconnect wiring harness connector from sensor assembly.
- Measure resistance across sensor terminals with multimeter. Compare reading to service manual chart for current temperature.
- If sensor tests faulty (open, shorted, or out of range): remove mounting clip securing sensor to evaporator tube.
- Carefully extract old sensor. Clean evaporator tube mounting surface with isopropyl alcohol.
- Apply thermal conductive paste to sensing tip of new sensor.
- Install replacement defrost sensor using OEM part DA32-10107R. Secure to evaporator tube with mounting clip.
- Route wiring harness away from sharp edges. Reconnect harness firmly until seated.
- Reassemble evaporator cover and interior components. Restore power. Monitor defrost cycle to ensure proper operation and temperature stabilization.
Recommended Replacement Part
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Expert: Mike Sullivan
EPA Section 608 Certified Technician with 18+ years experience.
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