How to fix Ideal Logic Plus fault code F51

What does the Ideal Logic Plus F51 fault code mean?

The F51 fault code on the Ideal Logic Plus indicates a problem with the remote control system, typically suggesting that the boiler is unable to communicate with the remote control unit. This can result in the boiler not responding to commands from the remote control.

Common Causes

  • Interference: Wireless interference from other devices can disrupt communication between the remote control and the boiler.
  • Battery Issues: Weak or depleted batteries in the remote control may prevent it from sending signals effectively.

Can I fix it myself? (DIY)

If you suspect the issue is with the remote control, first try replacing the batteries. If the problem persists, it is advisable to call a Gas Safe Engineer, as further troubleshooting may involve electrical components that require professional expertise.

Estimated Repair Cost (2026 UK Prices)

The estimated repair cost for resolving an F51 fault could range around £100 to £150, primarily for the replacement of the remote control unit if necessary. This cost reflects the price of the part and the labour involved in diagnosing and fixing the issue.