Gas Fire Not Working Safely
A gas fire that won't light, goes out, or has started to soot up the surround..
A gas fire that won't light, goes out, or has started to soot up the surround.
What is actually going on
A gas fire that won't light, goes out, or has started to soot up the surround.

The realistic causes, in order
A failed thermocouple, so the pilot won't hold A blocked or unswept chimney or flue serving the appliance Inadequate ventilation for the appliance type, sometimes created by later draught-proofing
What we test on site
Flue flow and spillage testing, which is the critical check on any open-flued appliance Ventilation provision against the appliance's requirement Pilot, thermocouple and burner condition
Safe checks to make with a gas fire that won't work
- Do not use the fire if there is any sooting or staining on the surround
- Check your carbon monoxide alarm is present and in date
- Open-flued gas fires are the appliance type most often associated with carbon monoxide incidents. Spillage testing is not optional and any sooting means the fire should be taken out of use until checked.
Who does the work
- Gas Safe registered engineers — registration 554328
- Worcester Bosch accredited installer
- John The Plumb Ltd, company registration 10026483
Get a gas fire that won't work diagnosed properly
Where a fire is unsafe and uneconomic to repair, we explain the options plainly rather than pushing a replacement.
Questions we get asked
What causes a gas fire that won't work on a gas boiler?
A failed thermocouple, so the pilot won't hold
What normally puts a gas fire that won't work right?
Where a fire is unsafe and uneconomic to repair, we explain the options plainly rather than pushing a replacement.
Is it safe to keep using the system with a gas fire that won't work?
Open-flued gas fires are the appliance type most often associated with carbon monoxide incidents. Spillage testing is not optional and any sooting means the fire should be taken out of use until checked.
