BoilerFaultCodes.com
12-65 High

Your boiler is having trouble starting the burner safely and needs a simple restart to clear a temporary electronic glitch.

Technical description: Ignition scott actuators error – try resetting the boiler
Typical repair cost: £100-£250 (including labour)

DIY fix possible

Locate the Reset button on the boiler control panelPress and hold the Reset button for 5 secondsWait for the boiler to complete its startup sequence

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Parts commonly replaced

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