F + number or letter

The JS998 control calls flashing F with a number or letter a function error; it does not identify a failed element from the suffix alone.

What it means

The JS998 control calls flashing F with a number or letter a function error; it does not identify a failed element from the suffix alone.

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

Press CLEAR/OFF, let the Trivection oven cool for one hour, and retry.
If F returns, disconnect oven power and contact service if it repeats after reconnection; the printed table calls for at least thirty 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.