Select a fault code
System pressure too low.
Ignition failed after multiple attempts.
Flame extinguished during operation.
Wiring fault between boiler and controls.
Gas valve not closing properly.
PCB memory error.
Pressure sensor implausible reading.
No pressure change at pump start.
Condensate pipe blocked or pump failed.
No temperature rise detected on startup.
Protect against future repair bills
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Prices shown are indicative — actual cost depends on your boiler age and policy type.
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