How to mend ... Hot Water Pilot Main

no heating or hot water, boiler will not fire up?

Ferolli 600 Pilot flame on Fan running Water pump running ... [Read more]

Mexico 2 boiler cutting out?

I have a Mexico 2 boiler that cuts 0ff the main burner after about 5 minuets. The room stat is calling for hea... [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]

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]

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

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]

potterton puma 100 ?

I have gas supply main power light on (plug) pilot light on but no lights on the panel board so no hot water ... [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]

Potterton Prima F30, pilot and main flame Ignite but?

My Potterton Prima F30 starts up from cold ok but then after say ten mins or so it reverts back to just the pi... [Read more]

ravenheat rsf100et no hot water or heat?

i came to fault find on this boiler, pump runs, fan runs, pressure switch ok boiler lights on pilot light and ... [Read more]

ravenheat rsf100e no heating or hot water?

called to this boiler and found that it will go thro its start up procedure up to the point of pilot ignition ... [Read more]

I have a main medway boiler?

when I turn on hot water tap the boiler makes a loud bang and the pilot light goes out.

heatline combi pilot light fault?

My heatline combi boiler has developed a fault, I have recently fitted a new bathroom which has involved drain... [Read more]

sabere 25he died pcb change which one ?

Hi my boiler fitted last november so not even 1 year old . tried fault diagnosis fan runs pump runs no hot wat... [Read more]

boiler keeps going out?

hi i have an old thorne olympic boiler..i have changed the thermocouple and the pilot light stays alight...but... [Read more]