Whynter
Excessive Frost / Defrost Problem (Built-in Models)
Unit frequently freezes up with heavy frost on evaporator and walls
Advertisements
Safety Warning
This repair may involve working with high voltage components or water connections. Always unplug the appliance before removing any panels.
If you are not confident in your ability to perform this repair safely, we strongly recommend contacting a professional technician.
Advertisements
Possible Causes
Door gasket leak, Frequent door openings, Failed defrost heater, Defrost thermostat stuck open
How to Fix / Troubleshooting
Safety: Unplug the unit before defrosting or testing electrical components.
Steps to reduce frost:
- Manual defrost: Turn off and unplug the unit. Allow all frost to melt completely. Do not chip ice with sharp tools.
- Check gasket: Inspect and replace any damaged door gasket to prevent warm, moist air from entering.
- Limit openings: Reduce the frequency and duration of door openings.
- Test defrost system: On built-in models with automatic defrost, test the defrost heater and thermostat as described for F3 and replace faulty parts.
Advertisements
Repair Difficulty
Medium
3/5
Advertisements