When the compressor runs the evaporator coils become very cold way below freezing.
Automatic defrost fridge problems.
Pull your refrigerator out from the wall and locate the defrost drain hose in the bottom back service panel.
Self defrosting is an automatic defrost cycling process requiring no intervention from the user.
This function is managed by an electronic timer which operates a defrost heater for 15 to 30 minutes for every six to twelve hours of the compressor operating.
A combined refrigerator freezer which applies self defrosting to the refrigerator compartment only is usually called partial frost free or semi automatic defrost some brands call these auto defrost while frigidaire referred to their semi automatic models as cycla matic kelvinator often named these models as cyclic defrost.
In any frost free refrigerator there is a defrost system which controls the cooling and defrost cycle.
Auto defrost is a mechanism which heats the evaporator coil cooling elements for a brief period to allow any frost buildup to melt.
Check automatic defrost models on a regular basis for frost and contact ge for assistance if the defrost cycle doesn t seem to be working.
To put it simply the refrigerator has the functionality to periodically run warmer temperature cycles so that any build up ice can be melted.
Refrigerator defrost problem diagnostics.
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.
It works by heating coils inside the freezer at regular intervals to prevent frost build up.
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.
Refrigerators have what are called evaporator coils and these coils are located inside the freezer.
The defrosting process requires a complete shutdown of your fridge s cooling system and the activation of a heating coil.
If the refrigerator is a manual defrost model run the defrost on a regular basis to help prevent frost from building up.
Once you ve pinpointed the problem we ll show you how to fix it and get your refrigerator cooling again.
This cycling is necessary periodically to melt away excess frost that has built up in the freezer compartment.
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.
The excess water is drained through a collecting duct behind the unit.
If your refrigerator has a defrost problem this page will help.
