How to Fix a Refrigerator

Appliance repairs are nearly inevitable, but don’t despair—fixing a refrigerator isn’t that difficult. The most important thing is to understand how a refrigerator works and how to diagnose the problem. This guide will help you figure out what is wrong and how to repair a refrigerator. Refrigerator replacement parts are readily available through several sources and can often be obtained overnight. So before you spend money on an appliance repairman, why not give it a try yourself?

How a Refrigerator Works

Understanding the basic operation of a refrigerator is essential before attempting any repairs. A refrigerator uses a refrigeration cycle that involves a compressor, condenser coils, evaporator coils, and a refrigerant. The compressor compresses the refrigerant, which then passes through the condenser coils where it dissipates heat and cools down. The refrigerant then flows through the evaporator coils inside the fridge and freezer compartments, absorbing heat and cooling the interior.

Troubleshooting Refrigerator Problems

Common Problems and Solutions

1. Refrigerator Not Cooling:
   • Check if the refrigerator is plugged in and receiving power.
   • Inspect the temperature settings and adjust if necessary.
   • Clean the condenser coils.
   • Check if the evaporator fan and condenser fan are working.
   • Ensure the compressor is running.
2. Refrigerator Making Strange Noises:
   • Inspect the condenser fan and evaporator fan for obstructions.
   • Check if the compressor mounts are secure.
   • Ensure the refrigerator is level.
3. Water Leaking from Refrigerator:
   • Check the drain tube for clogs.
   • Inspect the water inlet valve for leaks.
   • Examine the door seals for any gaps or damage.
4. Ice Maker Not Working:
   • Ensure the ice maker is turned on.
   • Check the water supply line and inlet valve.
   • Inspect the ice maker assembly for any visible damage.

Tips and Advice

• Regular Maintenance: Clean the condenser coils and check the door seals regularly to ensure optimal performance.
• Safety First: Always unplug the refrigerator before attempting any repairs to avoid electrical shock.

How To Move a Refrigerator

• Preparation: Empty the refrigerator and remove any loose items.
• Secure Doors: Use tape to secure the refrigerator doors.
• Protect the Floor: Use a dolly or sliders to move the refrigerator to prevent damage to the floor.

Refrigerator Schematics

Refer to your refrigerator’s user manual for detailed schematics that show the location and function of each component.

Refrigerator Repair Guides

Testing & Repair Instructions

1. Breaker Strips:
   • Check: Inspect for any visible damage.
   • Replace: If damaged, replace the breaker strips.
2. Capacitor:
   • Discharge: Use a resistor to discharge the capacitor before testing or replacing.
3. Compressor Mounts:
   • Check: Ensure the mounts are secure and not damaged.
   • Replace: If damaged, replace the compressor mounts.
4. Compressor Motor:
   • Check: Use a multimeter to test for continuity.
   • Replace: If the motor is faulty, replace it.
5. Compressor Relay:
   • Check: Use a multimeter to test the relay.
   • Replace: If faulty, replace the compressor relay.
6. Condenser Coils:
   • Clean: Use a brush or vacuum to clean the coils.
7. Condenser Fan:
   • Check: Ensure the fan is running properly.
   • Replace: If not functioning, replace the condenser fan.
8. Defrost Heater:
   • Check: Test for continuity with a multimeter.
   • Replace: If faulty, replace the defrost heater.
9. Defrost Thermostat:
   • Check: Test for continuity.
   • Replace: If faulty, replace the defrost thermostat.
10. Defrost Timer:
    • Check: Use a multimeter to test.
    • Replace: If faulty, replace the defrost timer.
11. Door Seal:
    • Clean: Wipe down the door seals.
    • Check: Inspect for gaps or damage.
    • Replace: If damaged, replace the door seal.
12. Door Switch:
    • Check: Test for continuity.
    • Replace: If faulty, replace the door switch.
13. Drain Tube:
    • Repair: Clear any clogs and ensure proper drainage.
14. Evaporator Fan:
    • Check: Ensure the fan is running.
    • Replace: If faulty, replace the evaporator fan.
15. Interlock Switch:
    • Check: Test for continuity.
    • Replace: If faulty, replace the interlock switch.
16. Leveling the Refrigerator:
    • Adjust:Leveling a Refrigerator Ensure the refrigerator is level for proper operation.
17. Overload Protector:
    • Check: Test for continuity.
    • Replace: If faulty, replace the overload protector.
18. Refrigerant Leak:
    • Check: Inspect for any visible signs of leaks. A professional technician may be required to repair refrigerant leaks.
19. Temperature Control:
    • Check: Test for continuity.
    • Replace: If faulty, replace the temperature control.
20. Water Inlet Valve:
    • Check: Ensure proper water flow.
    • Replace: If faulty, replace the water inlet valve.

By following these guidelines, you can troubleshoot and repair common refrigerator problems, potentially saving you money on repair costs. Regular maintenance and prompt attention to issues will help keep your refrigerator running efficiently for years to come.

Further Readings

• How to Remove the Breaker Strips from a Refrigerator
• How to Discharge a Capacitor
• How to Inspect the Compressor Mounts in a Refrigerator
• How to Replace the Compressor Mounts in a Refrigerator
• How to Test the Compressor Relay in a Refrigerator