Temperature sensor
Replaces 240597203
Senses temperature so the fridge cycles on and off.
Roller assembly, right
Thumping or squealing during a cycle points to worn rollers, pulleys or bearings.
Evaporator fan blade
A stopped fan means warm sections and frost on the coils.
Light bulb
Replaces 241555401
The light bulb this model takes.
Temperature sensor
Senses temperature so the fridge cycles on and off.
Roller assembly, left
Thumping or squealing during a cycle points to worn rollers, pulleys or bearings.
Glass shelf
Crisper drawers, shelves and door bins made for this fridge.
Door shelf rail
Crisper drawers, shelves and door bins made for this fridge.
Drawer hanger, right
Crisper drawers, shelves and door bins made for this fridge.
Drawer hanger, left
Crisper drawers, shelves and door bins made for this fridge.
Crisper drawer
Crisper drawers, shelves and door bins made for this fridge.
1Sensor240597220
2Roller assembly241889001
3Fan blade242219302
4Light bulb316538904Part numbers come from the Sears PartsDirect parts list for the Frigidaire FFHT1621QB4 (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.