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We have 140 questions about mending 'boiler fires gas'

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Mend Heating, Home Heating Systems

loud bang when boiler fires up, fault code F1 if it fails to fire?

Glow Worm flexicom 30 SX Our boiler is just over two years old. It often fires up totally normally but somet... [Read more]
Mend Heating, Home Heating Systems

Ideal isar 24he Luke warm hot water?

Hot water Luke warm. Boiler fires on full gas at first and then modulates down. Is this a pcb fault or sensor?
Mend Heating, Home Heating Systems

Suprima 50 HE No lights unless Gas Valve disconnected?

Hi, I have a Suprima 50 HE boiler that decided to stop working yesterday. When I got to it, all 3 lights w... [Read more]
Mend Heating, Home Heating Systems

How do I change the pump on a Bahama 100?

As with most people I have become very familier with this boilers little querks. The latest problem is the wa... [Read more]
Mend Heating, Home Heating Systems

Danfoss FP715 programmer fault?

We have a Danfoss FP715 programmer to run (or suppossed to!) our Ideal boiler. Thing is it seems to have a mi... [Read more]
Mend Heating, Home Heating Systems

why is my 30sx boiler is making a loud truppet noise ?

my Glow worm 30sx boiler makes a loud truppet like noise after being on for a while, the noise only starts whe... [Read more]
Mend Heating, Home Heating Systems

potterton prima f 50f gas fire boiler difficult to fires up?

boiler only fires up after 6 or 7 attempt
Mend Heating, Home Heating Systems

how to repair micron 100ff boiler?

My system does not ignite. 3 LEDs show on the PCB and the spark fires but no gas ignition or pilot light. fan ... [Read more]
Mend Heating, Home Heating Systems

Problem with myson Orion Fanfare Si electronic ignition?

Sometimes the boiler fires up fine (one or two clicks of the ignition) but other times it clicks away for a mi... [Read more]
Mend Heating, Home Heating Systems

why is my halstead best 40 boiler on all the time?

i have a halstead best 40 gas boiler that fires up & stays on even though all external time controls & thermos... [Read more]
Mend Heating, Home Heating Systems

Worcester 28i Junior Combi... Hot water but NO Heating ???

Hi everyone, We have a Worcester 28i Junior Combi which developed a fault this week. We have hot water fine b... [Read more]
Mend D.I.Y, Plumbing

F1 and F5 appears on display?

Boiler fires up but as soon as the gas ignites it goes out then spark switches on, gas ignites and then goes o... [Read more]
Mend Heating, Home Heating Systems

Faulty Glow-worm ultimate 30FF gas boiler?

My daughter has a Glow-worm ultimate 30FF gas boiler. The boiler fires up, after a short while the boiler go'... [Read more]
Mend Heating, Home Heating Systems

Boiler or Thermostat?

When I switch on my boiler it fires up but the fan starts, the ignition light fires up the gas burners and the... [Read more]
Mend Heating, Home Heating Systems

Glow-worm 12kw system boiler not getting hot fires up but luke warm ?

change gas valve and controle unit hot for one day help
Mend Heating, Home Heating Systems

Ravenheat boiler problem!!!!!!?

Hi, I have a ravenheat HE85AAAT natural gas boiler, it fires up for a few seconds then cuts out then fire up a... [Read more]
Mend Heating, Home Heating Systems

Potterton Boiler Fires Up When No Demand?

Hi all. I wonder if anyone can help with this. I have a Potterton Suprema 60 boiler which seems to fire ... [Read more]
Mend Heating, Home Heating Systems

the boiler fires up for around 10 seconds then cuts out?

had a call to change the prv valve as the boiler was losing pressure, reset the boiler sfter repressurising an... [Read more]
Mend D.I.Y, Plumbing

Gas Jet Lights but goes off again after about a minute?

I repaired a leak in a radiator downstairs I refilled the Gas CH system. Issue now is that my Ideal Classic Bo... [Read more]
Mend Heating, Home Heating Systems

my mains 24e baxi potteron make will not light up?

i have mains 24e gas boiler 2 weeks ago i found that hot was not as hot as normally it gives .i called the en... [Read more]
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