ice build up in the back wall of the Refrigerator:Quick Fix

 Dealing with ice build-up in the back wall of a refrigerator or freezer can be a frustrating issue. It's usually a sign of a problem with the defrost system, which is responsible for preventing excessive frost and ice accumulation. Here's a general repair guide to help you troubleshoot and potentially fix the ice build-up issue:

Note: Before attempting any repairs, ensure that the appliance is unplugged to avoid electrical hazards.

1. Identify the Problem: The first step is to determine whether the issue is with the defrost system, a faulty door seal, or any other related component.

2. Inspect the Door Seal: Make sure the door seal is in good condition and properly sealing the refrigerator or freezer. A damaged or improperly sealing door can lead to increased moisture infiltration and ice buildup.

3. Check the Defrost Timer: Locate the defrost timer, which is usually found behind the kickplate or inside the control panel. Manually advance the timer into the defrost cycle (consult the appliance manual for instructions) and listen for a clicking sound. If the defrost heater turns on and starts melting the ice, the timer might be the issue if it's not advancing on its own.

4. Test the Defrost Heater: If the defrost heater doesn't automatically turn on during the defrost cycle, it might be defective. You can use a multimeter to test the continuity of the heater element. If it's open (no continuity), the heater needs to be replaced.

5. Check the Defrost Thermostat: The defrost thermostat is a temperature-sensitive switch that controls the defrost cycle. It should have continuity when the temperature is low (below freezing) and no continuity when the temperature is higher. Test it with a multimeter. If it's faulty, it needs to be replaced.

6. Inspect the Defrost Control Board (if applicable): Some modern refrigerators have electronic defrost control boards. If you suspect the control board is faulty, you might need professional help to diagnose and replace it.

7. Clear the Ice Build-Up: While troubleshooting, you'll need to clear the existing ice build-up. Use a hairdryer on a low setting to gently melt the ice. Avoid using sharp objects to chip away at the ice, as this can damage the evaporator coils.

8. Regular Maintenance: Once you've identified and fixed the issue, it's important to keep up with regular maintenance. Clean the condenser coils, check the door seals, and monitor the appliance's performance.

9. Professional Help: If you're not comfortable with diagnosing or repairing electrical components, it's best to seek professional help. A trained technician can accurately diagnose the issue and safely perform the necessary repairs.

Remember that each refrigerator and freezer model might have specific components and locations, so refer to the appliance's manual for detailed instructions. If the issue persists after attempting these troubleshooting steps, it's recommended to contact a professional appliance repair service to avoid further damage or safety risks.