What does the Johnson Starley FAN FAULT fault code mean?

Your boiler has detected a problem with the fan that clears exhaust gases, preventing the unit from starting up for safety reasons.

How much does it cost to fix Johnson Starley error code FAN FAULT?

Typical repair cost for the Johnson Starley FAN FAULT fault is £250-450 including labour.

Manufacturer manual

Does the wiring from the fan to the PCB have secure connections at both ends and has not deteriorated? Does the wiring have continuity?

From this model's manual

Verified against the Johnson Starley/Johnson Starley J32 System Et installation & service manual.

This is a high severity fault. Stop using the boiler and call a Gas Safe registered engineer. Do not attempt gas-related repairs yourself.

Boiler cover options

A cover plan would handle faults like FAN FAULT: no call-out fees, no surprise bills.

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Seeing a different code? Every code this model can display, in one place.

Each noise points to a different fault.

7 signs repair isn't worth it anymore.

Break-even maths on monthly cover.