BoilerFaultCodes PILOT FLAME DOES NOT LIGHT High
Your boiler is failing to ignite because it cannot start the small flame needed to safely light the main burner.
Call an engineer soon
Book a Gas Safe engineer within 24–48 hours. Your boiler may be unsafe or could break down completely if left.
Technical description: i) Gas service tap closed, ii) Air in pipe, iii) Pilot injector blocked, iv) No ignition spark
Typical repair cost £120-220 (including labour)
Engineer required
This fault requires a Gas Safe registered engineer. Do not attempt gas-related repairs yourself.
Find a Gas Safe engineer
Search the official register for a qualified engineer in your area.
Gas Safe Register →Protect yourself from future repair bills
A boiler cover plan would cover faults like PILOT FLAME DOES NOT LIGHT — no call-out fees, no surprises.
Affiliate links — we may earn a commission at no extra cost to you.
Chaffoteaux Britony II 30FF is discontinued — time for a new one?
Parts for discontinued models can be hard to find and expensive. A new A-rated boiler could save you money on both repairs and energy bills.
Affiliate links — we may earn a commission at no extra cost to you.