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Whirlpool 4388931 Defrost Timer for Refrigerator

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Out of stock
SKU
4388931
Brand
Whirlpool
Whirlpool
Special Price $167.34 Regular Price $246.90
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Quick Overview
The Whirlpool 4388931 Refrigerator Defrost Timer is a control component that regulates automatic defrost cycles by switching the cooling system between refrigeration and defrost modes at timed intervals. It fits inside the appliance control housing, typically near the temperature control assembly or behind the kick plate, based on the model design. It is used in systems to prevent frost buildup on the evaporator coil by periodically activating the defrost heater and then returning the unit to normal cooling operation, ensuring stable temperature performance and efficient airflow throughout the system.

This Part Fits the Following Models (50)

Amana A8RXCGFXS00 Top-Mount Refrigerator Amana A8RXCGFXS01 Top-Mount Refrigerator Amana A8RXCGFXS02 Top-Mount Refrigerator Amana A8RXCGFXW00 Top-Mount Refrigerator Amana A8RXCGFXW01 Top-Mount Refrigerator Amana A8RXCGFXW02 Top-Mount Refrigerator Amana A8RXCGFXW03 Top-Mount Refrigerator Amana A8RXEGFXB00 Top-Mount Refrigerator Amana A8RXEGFXD00 Top-Mount Refrigerator Amana A8RXEGFXW00 Top-Mount Refrigerator Amana A8RXNGFBS01 Top-Mount Refrigerator Amana A8RXNGFBS02 Top-Mount Refrigerator Amana A8RXNGFXD00 Top-Mount Refrigerator Amana A8RXNGFXD01 Top-Mount Refrigerator Amana A8RXNGMWB00 Top-Mount Refrigerator
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Customer Questions
What is the purpose of the Whirlpool defrost timer?

The Whirlpool controls the timing of a refrigerator's automatic defrost cycle. It switches the system between normal refrigeration and defrost operation at scheduled intervals, allowing accumulated frost on the evaporator coil to be removed.

How does it manage the refrigerator's defrost cycle?

At predetermined intervals, the timer changes the refrigerator from cooling operation to defrost mode. The heater can remove frost from the evaporator coil before the timer switches the system back to normal refrigeration.

What refrigerator problems can indicate a faulty defrost timer?

Symptoms may include excessive frost buildup, reduced cooling, irregular defrost cycles, or a refrigerator that remains in defrost mode. These symptoms can also involve other components in the automatic defrost circuit.

Where is the Whirlpool installed inside the refrigerator?

The installation position varies by refrigerator model. Depending on the design, the timer may be positioned inside a control housing, near the temperature control assembly, or behind the kick plate.

Is the Whirlpool compatible with my refrigerator 4388931?

This is listed for refrigerator models including A8RXCGFXS01, A8RXNGFBS02, A8RXNGFBS01, and A8RXNGMWB00. Compare the complete refrigerator model number with the applicable parts information before ordering.

What is the expected arrival time for the Whirlpool 4388931 Defrost Timer for Refrigerator?

The Whirlpool Defrost Timer for Refrigerator is available with Ground shipping and is estimated to arrive within 5–7 business days.

Is the Whirlpool 4388931 Defrost Timer for Refrigerator an OEM replacement Part?

Yes. The Whirlpool Defrost Timer for Refrigerator is an OEM replacement defrost timer designed for compatible Whirlpool refrigerator models.

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