Boiler not working?
- Frozen condensate pipeThe most common winter breakdown, and often a ten-minute fix.
- Pressure low or keeps droppingCheck the gauge and top it up yourself.
- How to bleed a radiatorRadiators cold at the top? Let the air out.
- Worcester Bosch EA 227Boiler tried to light and couldn't.
- Vaillant F28No flame detected at start-up.
- Ideal L2Ignition lockout on Ideal Logic boilers.
- Baxi E133Couldn't light, often a gas supply issue.
- Ideal F2The flame went out while the boiler was running.
- No hot water, heating worksUsually a setting, pressure or one specific part.
- Boiler keeps turning offThe common causes, from pressure to thermostats.
- Radiators not heating upOne cold radiator, or all of them.
- Banging or gurgling boilerWhat each noise usually means.
- Vaillant F22Water pressure too low.
- Ideal F1Water pressure too low.
- Baxi E119Water pressure too low.
Smell gas? Stop. Don't touch electrical switches or use naked flames. Open doors and windows, turn the gas off at the meter if you can do it safely, leave the property and call the National Gas Emergency Service on 0800 111 999.
Choosing boiler cover
- Boiler cover pricesEvery plan's year-one and year-two price, updated daily.
- Boiler cover calculatorCover vs paying for repairs, worked out for you.
- Is boiler cover worth it?Five questions that decide whether you need it.
- What cover doesn't includeThe exclusions that catch people out.
- HomeServe vs HometreePrices, excess and renewal rules side by side.
- British Gas vs HomeServeWhat the extra money gets you, and when to save it.
- Cover for older boilersWhat's covered, and the replacement age limit.
- Boiler cover with no excessWho offers £0 excess, and when it's worth it.
- Boiler cover for landlordsYour duties, and why a homeowner plan may not be enough.
Last updated 30 October 2026