Water filter
Replaces 5231JA2006A
Also sold as LT600P
Makers suggest a new water filter about every six months.
Roller
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.
Switch,mic
Replaces 6600JB3001B
Door, lid and control switches stop a cycle when they fail.
Door push-button switch
Replaces 6600JB1004A
Door, lid and control switches stop a cycle when they fail.
1Water filter5231JA2006F
2Roller4580JA3033A
3Fan blade5901JA1021A
4Switch6600JB3001CPart numbers come from the Sears PartsDirect parts list for the LG LRFD25850SB (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.