What does the Viessmann Vitodens 200-W F59 fault code mean?
The F59 fault code indicates a problem with the condensate trap in the Viessmann Vitodens 200-W boiler. This typically means that the trap is either blocked or malfunctioning, preventing proper drainage of condensate.
Common Causes
- Blockage: The condensate trap may be obstructed by debris or sludge, preventing water from flowing through.
- Faulty Trap: The trap itself may be damaged or defective, leading to improper functioning.
Can I fix it myself? (DIY)
It is recommended to call a Gas Safe Engineer for this issue, as working with boiler components can be dangerous and requires professional expertise.
Estimated Repair Cost (2026 UK Prices)
The estimated cost for repairing or replacing the condensate trap is around £150 to £250. This includes parts and labour, as the trap is a specific component that may require professional installation.