Filter
Replaces 240389102
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.
Water inlet valve assembly
Replaces 241734301
Slow filling, no water or no ice can trace back to this valve.
Module housing
No ice, or ice that won't drop, points to the ice maker.
Temperature sensor
Replaces 240597203
Senses temperature so the fridge cycles on and off.
Mold
Replaces 5304456669
No ice, or ice that won't drop, points to the ice maker.
Ice maker
Replaces 241709801
No ice, or ice that won't drop, points to the ice maker.
Light bulb
Replaces 241555401
The light bulb this model takes.
1FilterWFCB
2Thermostat5303918214
3Valve assembly242252702
4Module housing5304458395Part numbers come from the Sears PartsDirect parts list for the Frigidaire FSC23LR5JM2 (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.