Water filter
Replaces 4396841
Makers suggest a new water filter about every six months.
Defrost bi-metal
Replaces 2188824
Senses temperature so the fridge cycles on and off.
Ice maker
Replaces 626663
No ice, or ice that won't drop, points to the ice maker.
Run capacitor
Replaces 999532
A motor that hums but won't start often needs a new capacitor.
Door closer cam
Replaces 2155311
Drive parts wear out: a machine that fills but won't spin or agitate often points here.
1Water filterEDR3RXD1
2Defrost bi-metalWPW10225581
3Ice maker2198597
4Run capacitorWPW10662129Part numbers come from the Sears PartsDirect parts list for the KitchenAid KSRN25FRBL01 (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.