Automatic Defrost Fridge Problems

Automatic defrost or the auto defrost is a feature of the refrigerator that prevents the ice from building up in the system by performing an automatic evaporation process.

Automatic defrost fridge problems. In this video from sears partsdirect we ll help you troubleshoot why your refrigerator s automatic defrost system isn t cooling including checking the electronic control board defrost heater thermistor and bi metal thermostat. In any frost free refrigerator there is a defrost system which controls the cooling and defrost cycle. During defrosting the compressor stops the defrost heating element turns on and frost melts from the evaporator fins. The defrosting process requires a complete shutdown of your fridge s cooling system and the activation of a heating coil.

Refrigerator defrost problem diagnostics. If your refrigerator has a defrost problem this page will help. Fridge defrosting is usually automatic and is a benefit to most people. Pull your refrigerator out from the wall and locate the defrost drain hose in the bottom back service panel.

To put it simply the refrigerator has the functionality to periodically run warmer temperature cycles so that any build up ice can be melted. Once you ve pinpointed the problem we ll show you how to fix it and get your refrigerator cooling again. Following are 3 reasons behind refrigerator defrost problem 1. Refrigerator defrost problem is difficult to fix and most of the time require a refrigerator repair expert to identify the root of the problem.

This cycling is necessary periodically to melt away excess frost that has built up in the freezer compartment. It works by heating coils inside the freezer at regular intervals to prevent frost build up. Force defrost fan hitting iced over coils making noice when fridge door closed. Self defrosting is an automatic defrost cycling process requiring no intervention from the user.

Also known as a frost free or auto defrost it s something many consumers love for ease of cleaning and saving time and labor. When the compressor runs the evaporator coils become very cold way below freezing. This hose should have a rubber check valve which helps regulate humidity and is known.