F32
FAULT CODE
Glow-worm
Fan Error
High Severity
Engineer Required
The boiler fan is not running at the required speed. Shared with Vaillant as part of the same group.
Step-by-Step Fix Guide
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Step 1
Turn off the boiler
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Step 2 Engineer only
Call a Gas Safe engineer to inspect and replace the fan if necessary
Gas Safe Reminder
Work on gas appliances must be carried out by a Gas Safe registered engineer. The steps above cover safe checks a homeowner can perform - any internal component replacement requires a qualified professional. If in doubt, always call an engineer.