What does the Worcester Bosch Greenstar Ri F34 fault code mean?
The F34 fault code indicates a problem with the ignition lead in the Worcester Bosch Greenstar Ri boiler. This typically means that the ignition lead is either damaged or not functioning correctly, preventing the boiler from igniting properly.
Common Causes
- Damaged Ignition Lead: Physical wear or damage to the ignition lead can disrupt the spark needed for ignition.
- Loose Connections: Poor connections between the ignition lead and the ignition electrode can lead to ignition failure.
Can I fix it myself? (DIY)
It is highly recommended to call a Gas Safe Engineer for this issue, as working with gas and electrical components can be dangerous. Attempting to fix it yourself may void warranties or lead to further complications.
Estimated Repair Cost (2026 UK Prices)
The estimated repair cost for replacing a faulty ignition lead is approximately £120 to £180. This includes the cost of the part and labour, reflecting the complexity of the repair and the need for a qualified technician.