E21

Water drainage has exceeded the expected time; inspect the drain hose and filter.

What it means

Water drainage has exceeded the expected time; inspect the drain hose and filter.

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

Check the accessible drain hose for blockage or kinks.
Clean the drain filter only after the appliance has finished and emptied, following the safety warning.

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.