Water Filter for the Frigidaire FRS26FCDW1

FRS26FCDW1 specifics — where the filter actually lives

Where the filter actually lives: behind the lower fresh-food trim or base grille in most side-by-side layouts, so expect to clear one shelf edge before you have working room. This is a twist-style bay, the friendlier design: offer the cartridge, feel the base o-ring register, and lock it by geometry rather than by force.

Owners of the FRS26FCDW1 report the same friction points: the reset control is the step everyone skips; the light will not acknowledge a new cartridge on its own. Read the prefix and the maintenance writes itself: it places the machine in Frigidaire’s side-by-side family, which pins down the cartridge line, the reset behavior, and the service documentation worth consulting. The W1 tail marks finish variants of one chassis; the filter bay is shared across the entire finish range.

FRS vs FFSS — what the prefix tells you

FRS and FFSS are neighbors in the same side-by-side family; the catalog uses them for different production runs, the parts system does not. The digits in the model number read as cabinet capacity (26 cu ft), a decent proxy for how hard the filter works in daily service.

Swap it in 5 minutes

• Twist the old cartridge a quarter turn counterclockwise and pull it straight down — keep a towel in reach for the dribble.
• Fill the new cartridge with cold tap water so the chamber is not fighting an air pocket.
• Offer the new cartridge to the bay, push up, and twist a quarter turn clockwise until the stop catches.
• Run two gallons through the dispenser to flush carbon fines, then hold the filter-reset control until the status light clears.

What this filter takes out of your water

Coverage above lists what the standard addresses, not a performance claim for any specific cartridge — removal claims vary by certificate, so check the NSF listing for the exact part number you are buying.