What does the Glow-worm Easicom E125 fault code mean?
The E125 fault code on the Glow-worm Easicom indicates that the boiler is experiencing overheating issues. This can lead to potential damage if not addressed promptly.
Common Causes
- Blocked Heat Exchanger: A build-up of debris or limescale can restrict water flow, causing the boiler to overheat.
- Faulty Thermostat: If the thermostat is malfunctioning, it may not accurately regulate the temperature, leading to overheating.
Can I fix it myself? (DIY)
It is recommended to call a Gas Safe Engineer to address overheating issues, as they can involve gas and electrical components that require professional handling.
Estimated Repair Cost (2026 UK Prices)
The estimated repair cost for addressing the E125 fault could range around £150 to £300, depending on whether a component like the thermostat or heat exchanger needs replacement.