What does the Worcester Bosch Greenstar Ri F98 fault code mean?
The F98 fault code indicates a problem with the system resources, which may involve issues with the boiler’s internal components or communication failures. This error typically suggests that the boiler is unable to operate correctly due to a malfunction in its control system.
Common Causes
- Faulty PCB: The printed circuit board (PCB) may be damaged or malfunctioning, leading to communication errors within the system.
- Wiring Issues: Damaged or loose wiring connections can disrupt signals between components, causing the boiler to display the F98 fault code.
Can I fix it myself? (DIY)
It is strongly advised to call a Gas Safe Engineer for any repairs related to gas or electrical components, as these can be dangerous. However, you can check for loose connections or visible damage to wiring before seeking professional help.
Estimated Repair Cost (2026 UK Prices)
The estimated repair cost for resolving the F98 fault could range from £150 to £300, depending on whether the issue is a faulty PCB replacement or wiring repairs. The PCB is a critical component, and its replacement can be costly due to parts and labour.