1 High
Your boiler is not firing up properly because it cannot establish a steady flame after several tries.
Technical description: Flame lockout after several ignition attempts
Typical repair cost: £120-350 (including labour)
DIY fix possible
Check that your gas prepayment meter has credit.Ensure your external gas stopcock is turned to the 'on' position.Press the reset button on the boiler control panel once.
Protect yourself from future repair bills
A boiler cover plan would cover faults like 1 — no call-out fees, no surprises.
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Parts commonly replaced
- Ignition electrode
- Flame sensing probe
- Gas valve
- PCB
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