Filter
Replaces 240394501
Also sold as WF1CB
Makers suggest a new water filter about every six months.
Defrost bi-metal thermostat
Senses temperature so the fridge cycles on and off.
Roller
Thumping or squealing during a cycle points to worn rollers, pulleys or bearings.
Water inlet valve assembly
Replaces 240531101
Slow filling, no water or no ice can trace back to this valve.
Mold
Replaces 5303320545
No ice, or ice that won't drop, points to the ice maker.
Defrost timer
Replaces 240371001
A dead display or random faults can come from the control board.
Evaporator motor
Replaces 240369702
A motor that hums but won't turn, or stops once it's warm, needs replacing.
Light bulb
Replaces 241555401
The light bulb this model takes.
1FilterWFCB
2Thermostat5303918202
3Roller5304418225
4Valve assembly242252702Part numbers come from the Sears PartsDirect parts list for the Frigidaire GLRT218WDB0 (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.