Gibson Refrigerator freezer is cold but refrigerator is warm
If your Gibson freezer is cold but the refrigerator section is warm, you’re dealing with a common airflow or defrost problem that makes the fridge not cooling but the freezer works. Start by checking the evaporator coils in the freezer for frost buildup, since a failed defrost heater or timer will ice the coils and block cold air from moving into the refrigerator. Next, verify the evaporator fan motor is running and the blade spins freely, because a bad fan will keep cold air from circulating. Also check that the refrigerator door closes fully and the door gasket seals; misaligned bins, an overstuffed door, or a torn gasket will let warm air in. If the fan and airflow look fine, test the temperature control thermostat for a click or continuity, and inspect the air damper control to ensure it opens to admit cold air. For parts like a defrost heater, evaporator fan motor, gasket, thermostat, or damper assembly, enter your model number on RepairClinic.com to find the exact replacement part for your refrigerator.
01 - The Evaporator Coils are Frosted Over
The defrost heater assembly turns on a few times throughout the day to melt away any frost that may have accumulated on the evaporator coils. If the defrost heater assembly is defective, frost will continue to accumulate on the evaporator coils, and the coils will become plugged with frost. If the evaporator coils are frosted over, the airflow through the coils will be restricted, causing the refrigerator not to cool. Check the evaporator coils to determine if they are frosted over. If the evaporator coils are frosted over, test each component of the defrost system.
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02 - Gibson Refrigerator Evaporator Fan Motor
The evaporator fan motor draws cold air over the evaporator coils and circulates it throughout the freezer. If the evaporator fan is not working, the freezer or refrigerator will not cool adequately. To determine if the evaporator fan motor is defective, try turning the fan blade by hand. If the fan blade does not turn freely, replace the fan motor. Additionally, if the motor is unusually noisy, replace it. Finally, if the motor does not run at all, use a multimeter to test the motor windings for continuity. If the windings do not have continuity, replace the evaporator fan motor..
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Misaligned door bins and shelving, or an excess of food items, may be keeping the door slightly open and prevent the refrigerator from cooling properly. Make sure the shelves and door bins are in the proper locations and avoid overloading the bins and shelves with food items.
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04 - Gibson Refrigerator Temperature Control Thermostat
The temperature control thermostat directs voltage to the compressor, evaporator fan motor, and condenser fan motor (if applicable). If the temperature control thermostat is not working properly, it may prevent the refrigerant system from running properly, resulting in the refrigerator compartment not cooling as expected. To determine if the thermostat is defective, rotate the thermostat from the lowest setting to the highest setting and listen for a click. If the thermostat clicks, it is not likely defective. If the thermostat does not click, use a multimeter to test the thermostat for continuity. If the temperature contr...ol thermostat does not have continuity at any setting, replace it.
A refrigerator door gasket should form an airtight seal around the appliance's frame to keep the cold air in and the warm air out. If the door gasket is twisted or torn, gaps can form that will allow warm air in, resulting in the refrigerator compartment being warm even though the freezer compartment is cold. Inspect the door gasket for any damage and replace with a new one if necessary.
The air damper control opens and closes to let the proper amount of cold air into the refrigerator compartment. If the damper does not open properly, it won’t let enough cold air into the refrigerator. Check the damper control to determine if it is broken or stuck closed.