What does the Worcester Bosch Greenstar CDi F72 fault code mean?
The F72 fault code on the Worcester Bosch Greenstar CDi indicates a faulty power supply issue, which can prevent the boiler from operating correctly. This may be due to electrical problems or issues with the internal components that require attention.
Common Causes
- Power Supply Interruption: A disruption in the electrical supply to the boiler can trigger this fault code, often caused by blown fuses or tripped circuit breakers.
- Internal Component Failure: Faulty internal components, such as the control board or wiring, can lead to power supply issues, necessitating professional inspection and repair.
Can I fix it myself? (DIY)
It is advisable to call a Gas Safe Engineer for any electrical issues related to the boiler. Attempting to fix power supply problems without proper expertise can be dangerous.
Estimated Repair Cost (2026 UK Prices)
The estimated repair cost for resolving the F72 fault could range from £150 to £300, depending on whether the issue is a simple electrical fault or requires replacement of internal components like the control board.