How to fix Worcester Bosch Greenstar Ri fault code F61

What does the Worcester Bosch Greenstar Ri F61 fault code mean?

The F61 fault code indicates a low voltage issue within the Worcester Bosch Greenstar Ri boiler. This typically suggests that the boiler’s electronic components are not receiving the necessary voltage to operate correctly.

Common Causes

  • Power Supply Issues: A disruption in the electrical supply, such as a blown fuse or tripped circuit breaker, can lead to low voltage.
  • Faulty Wiring: Damaged or loose wiring connections within the boiler can prevent proper voltage levels from being maintained.

Can I fix it myself? (DIY)

It is recommended to call a Gas Safe Engineer for any electrical issues, as working with gas appliances can be dangerous. However, you can check the power supply and ensure that the circuit breaker is not tripped.

Estimated Repair Cost (2026 UK Prices)

The estimated repair cost for addressing the F61 fault could range from £100 to £250, depending on whether the issue is a simple wiring fix or requires replacement of electrical components.