Error code
GE / Water heater
F8
Ambient temperature sensor T5 failure.
What it means
Ambient temperature sensor T5 failure.
This explanation is shared only by models whose manufacturer documents the same code, meaning, and guidance.
Manufacturer guidance
- Arrange service to inspect or replace the indicated temperature sensor.
Manufacturer source
Models documented with this signal
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.