Filter
Replaces W10121146
Makers suggest a new water filter about every six months.
KitchenAid KBFN502EPA06: 4 replacement parts, including the filter (EDR3RXD1) and the air filter (W10311524). Parts list from Sears PartsDirect, checked November 15, 2026.
Replaces W10121146
Makers suggest a new water filter about every six months.
Replaces W10315189
Filters clog with use. The manual lists how often to change it.
Replaces W10909387
A stopped fan means warm sections and frost on the coils.
Replaces W10847852
Door, lid and control switches stop a cycle when they fail.
1FilterEDR3RXD1
2Air filterW10311524
3Cond fanW11127829
4Switch- rockW11291138Part numbers come from the Sears PartsDirect parts list for the KitchenAid KBFN502EPA06 (view the list), checked November 15, 2026. Amazon buttons open a search for the part number; we may earn a commission.
Inside the fresh food section, on a side wall or the ceiling near the light. Some models: behind the kick plate at the bottom.