Refrigerator Defrost Board 4388931 | Official Whirlpool Part | Fast Shipping | PartSelect
Refrigerator Defrost Board – Part Number: 4388931
Refrigerator Defrost Board – Part Number: 4388931 Refrigerator Defrost Board – Part Number: 4388931 Refrigerator Defrost Board – Part Number: 4388931 https://partselectcom.azureedge.net/Schematics/Maytag/UCSR7NAV.gif

Refrigerator Defrost Board

PartSelect Number PS372260

Manufacturer Part Number 4388931

Manufactured by Whirlpool

Product Description

Refrigerator Defrost Board Specifications

This device acts like a clock. It continually advances and alternates between activating the cooling cycle and the defrost heater.

How Buying OEM Parts Can Save You Time and Money

Troubleshooting

This part fixes the following symptoms:

Fridge too warm | Freezer not defrosting

This part works with the following products:

Refrigerator.

This part works with the following brands:

Whirlpool, Amana, Kenmore, Roper, Maytag, Estate, Inglis, KitchenAid, Magic Chef, Crosley.

Part # 4388931 replaces these:

2154674, 2162270, 2162373, 2169266, 2169268, 2188160, 2303825, 4388931, 901240, AP3109393.
Questions and Answers
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Part Videos

Replacing your Whirlpool Refrigerator Refrigerator Defrost Board

Customer Repair Stories
Average Repair Rating: 4.8 / 5.0, 3 reviews What's this?
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Benjamin from Mahanoy Plane, PA
Difficulty Level:
Really Easy
Total Repair Time:
15 - 30 mins
Tools:
Screw drivers
Parts Used:
4388931
freezer froze up refridge not cold
I unplugged the fridge.Removed the thermostat casing located in the lower part of the refridgerator by removing a few screws. disconnected the wiring plug from the relay board-connected the new board-screwed the new board inplace-put the casing back and replaced those screws. turned fridge back on and HOORAY off we went. i want to add frinding the part and recieving it so quickly was also part of a great savings to me!
39 of 45 people found this instruction helpful.
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nicholas from riverside, CA
Difficulty Level:
Really Easy
Total Repair Time:
Less than 15 mins
Tools:
Pliers
Parts Used:
4388931
evaporator iced up every 5 days or so
Very easy, unscrewed control panel cover (1 screw) which is located under the freezer compartment inside the refrigerator. Took out non working defrost timer installed new one replaced cover, done. Total time: less than 5 minutes.
14 of 18 people found this instruction helpful.
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Jack from Beardstown, IL
Difficulty Level:
Really Easy
Total Repair Time:
Less than 15 mins
Tools:
Screw drivers
Parts Used:
4388931
would not defrost and would not get cold.
Had alot of frost build up, coils were frozen solid. Removed the coil cover to defrost.
Ordered the defrost timer on friday, arrived on saturday. only took 15 minutes to install. Working great
12 of 13 people found this instruction helpful.
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Customer Reviews
Average Rating:
1 Review
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Model Cross Reference

This part works with the following models:

PartSelect Number: PS372260
Manufacturer Part Number: 4388931
Brand
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Description
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