Thermostat
Replaces WR50X21
Senses temperature so the fridge cycles on and off.
Seal kit
Replaces WR29X40
A gasket that doesn't seal lets warm air in and frost build up.
Ice maker
Replaces WR30X147
No ice, or ice that won't drop, points to the ice maker.
Fan motor
Replaces WR60X77
A stopped fan means warm sections and frost on the coils.
Fan blade
Replaces WR60X80
A stopped fan means warm sections and frost on the coils.
1ThermostatWR50X60
2Seal kitWR29X144
3Ice makerWR30X10093
4Fan motorWR60X177Part numbers come from the Sears PartsDirect parts list for the GE TFF18ENB (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.