Refrigerator Defrost Timer 66556-1

Brand: Maytag · Appliance: Refrigerator · Fits: 235 models · Reference price: $18.91

66556-1 is a Maytag replacement part (refrigerator defrost timer) for refrigerators. Our fitment data lists 235 models that use it.

When to replace this part

Controls, timers and wiring

Symptom: The control board or display isn't responding, temperature settings won't change, or the unit won't power on at all.

Check: Look for burn marks or a burnt smell near the board or terminals, and check whether buttons and knobs respond -- a unit that powers on but won't cycle often traces back to this group.

Models that use this part

Part numbers it replaces

The manufacturer lists 66556-1 as the replacement for these earlier part numbers. Substitute parts can look different from the original but serve the same function.

• WP4391974 — Refrigerator 6hour Defrost Timer

Other parts for model RB18EA-3AW/7B03A

If you are repairing that appliance, these are the most model-specific parts on file for the same model.

• Actuator Arm 66620-1
• Drive Ring 63017-1
• Fisher & Paykel Refrigerator Dispenser Display Assembly 814857P
• Light Socket 63039-1
• Refrigerator Baffle 66493-2
• Refrigerator Clamp 53516-2
• Refrigerator Condenser RA43871-4
• Refrigerator Overload 63294-10

Reference price and where to compare

The reference price on file for this part is $18.91. It is informational only, not an offer or an Amazon price — RepairKitHub does not sell parts directly.

Compare 66556-1 listings on Amazon

Before you order

• Match the part number character for character, including dashes and trailing letters; a single different character is usually a different part.
• Confirm your appliance's model number on its data plate and check that it appears in the list above (or use the model lookup tool).
• If a seller offers a substitute number, check that it appears in this page's replacement list or in the manufacturer's documentation.

Model lookup tool