How to mend ... Main Burner Hot

Glow Worm Swiftflow 80?

Everything works properly when turning on Central Heating and or Hot water when getting in from work. However ... [Read more]

Baxi Solo 70/4 failure?

On Xmas eve boiler main or pilot solenoid started loud clicking/knocking with main burner flashing on/off voil... [Read more]

Pilot light goes out?

My mother-in-law has a Main BF water heater which is nearly 2 years old. When boiler was 10 months old the gas... [Read more]

How can I fix my main combi 24HE?

When I turn Combi on and run hot water tap on i have water running down side of Burner housing; lose pressure ... [Read more]

combi boiler glow worm 24ci?

the burner comes on then goes out every time the hot tap is running.what could be the main cause

ferroli combi 77ff boiler will not ignite?

my boiler will not ignite when you call for hot water or central heating. the pilot light is lite,the pump is ... [Read more]

ravenheat csi 85 a [t] boiler?

main burner fires up on off repeatedly, heating water gets hot, domestic gets hot for few minuits then runs co... [Read more]

Ravenheat combi boiler continually firing then shutting down?

My 3 year old Ravenheat CSI 85A combi boiler developed the following fault: Firstly, the domestic hot water w... [Read more]

raven combi boiler rsf820/20 no hot water or heating?

cant get the burner to kickin in summer or winter mode , when trying to light you get the pilot light on but i... [Read more]

Burner will not ignite on our Worcester Greenstar 12Ri Boiler ?

Our boiler has been perfect, I re-programmed the timer to come on for less time whilst we went away on holiday... [Read more]

how can I tell if the gas valve is being switched?

We have an old Potterton Netaheat 5/10 boiler, everything seems to be working, except gas to the main burner! ... [Read more]

no hot water ?

pilot was on. turned on tap no main burner maybe air pressure switch as number 7 led is not on.now i have no p... [Read more]

water problem with my britonyiit model water heater?

pilot light is lit but when hot water tap turned on the main burner does not light any suggestions please

How do I stop my pilot being extinguished when the main burner ignites?

Baxi 701 RS The pilot lights fine and the thermocouple glows nice and red hot. At times, when the main burn... [Read more]

Glow-worm Compact 100 Pilot Light is on main burner wont fire?

I have Glow-worm compact. The pilot is on and is large enough. When the heating or hot water is required, its ... [Read more]

vaillant 221H hot water problem?

When running bath water the water starts out hot and then goes cold and then hot again. When watching the main... [Read more]

potterton netaheat 12-16 mk2?

pilot light clicks on(i can see it has lit) then i wait for the main burner to come on but it doesnt always co... [Read more]

Potterton Prima 40 B fault?

hello, can anyone help? Our gas boiler has developed a fault( christmas eve) pilot light all okay but boiler w... [Read more]

What could be the problem if boiler fails to fire up?

main burner does not ignite, boiler fails to fire up, pilot light ok, pump ok, room stat ok. programmer ok.No ... [Read more]

Sime Super 90 does not ignite?

I have just replaced the diverter valve, and mircoswitch on my boiler. (No leaks) Microswitch wireing as per t... [Read more]