Defrost heater
Melts frost off the cooling coils. Frost buildup and a warm fridge point here.
Door gasket
Replaces 216522309
A gasket that doesn't seal lets warm air in and frost build up.
Upright freezer defrost timer
Replaces 216744400
A dead display or random faults can come from the control board.
Fan motor
Replaces 216787000
A stopped fan means warm sections and frost on the coils.
Light bulb
Replaces 216608600
The light bulb this model takes.
Door switch
Door, lid and control switches stop a cycle when they fail.
1Defrost heater216730700
2Door gasket5304507200
3Defrost timer5304518034
4Fan motor5304436055Part numbers come from the Sears PartsDirect parts list for the Frigidaire FRU17B2JW3 (view the list), checked November 15, 2026. Amazon buttons open a search for the part number; we may earn a commission.
Where the model number is
Inside the fresh food section, on a side wall or the ceiling near the light. Some models: behind the kick plate at the bottom.