Water-filter light: red

Red is the cartridge replacement point; reduced dispenser or icemaker flow is an additional reason to change it.

What it means

Red is the cartridge replacement point; reduced dispenser or icemaker flow is an additional reason to change it.

This explanation is shared only by models whose manufacturer documents the same code, meaning, and guidance.

Replace the correct cartridge or use the matching bypass plug until a new one is available.
Flush the new installation for three minutes, then hold RESET WATER FILTER for three seconds.

Manufacturer source

Select your exact model below to open its manufacturer source. Manual editions and model revisions can differ.

If there is a safety risk, stop using the appliance and follow the manufacturer’s instructions.