What does the Glow-worm Flexicom F81 fault code mean?
The F81 fault code on a Glow-worm Flexicom boiler indicates that there are faulty user settings, which may prevent the boiler from operating correctly. This can often be due to incorrect configurations or settings that need to be adjusted.
Common Causes
- Incorrect Temperature Settings: The boiler may be set to an inappropriate temperature, causing it to malfunction.
- Faulty Controls or Thermostat: Issues with the boiler’s control panel or thermostat can lead to incorrect user settings being registered.
Can I fix it myself? (DIY)
Before attempting any fixes, ensure the boiler is turned off. You can try resetting the boiler by following the manufacturer’s instructions in the user manual. If the issue persists or involves gas or electrical components, it is crucial to call a Gas Safe Engineer.
Estimated Repair Cost (2026 UK Prices)
The estimated repair cost for resolving the F81 fault could range from £100 to £200, depending on whether it involves reprogramming the settings or replacing faulty controls. This cost reflects the complexity of diagnosing user setting issues and the potential need for professional intervention.