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We have 159 questions about mending 'boiler firing problem'

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Mend Heating, Home Heating Systems

potterton profile 40 NG intermittent firing ?

my potterton profile 40 NG boiler has recently developed a fault where the fan intermittently fires up as thou... [Read more]
Mend Heating, Home Heating Systems

unvented hot water central heating problem boiler potterson ?

boiler firing ok, watter silender ok but heat not comming to rads watterpump ok ( strong ) pipes hot around th... [Read more]
Mend Heating, Home Heating Systems

Vaillant vcw-sine, no hot water or central heating when ntc wire connected?

I can only get c. heating, no hot water when the ntc sensor wire is disconnected. I have replaced the water di... [Read more]
Mend Heating, Home Heating Systems

Ideal W Standard Boiler?

The pilot light is on, but boiler is not firing up. If I press the knob (for starting it) and keep it held in... [Read more]
Mend Heating, Home Heating Systems

What is wrong with our Halsted Ace Boiler?

The central heating has been off over the summer months. I switched it on yesterday for the first time and it... [Read more]
Mend Heating, Home Heating Systems

My Greenstar 532i doesn't reliably fire up and heat the rads?

I suspect there is a problem but when we got the gas folk out before they just filled it with a bit more water... [Read more]
Mend Heating, Home Heating Systems

Sime Halstead 30/90 TRIO - something is preventing the burners from firing ?

I have a problem with a Sime Halstead 30/90 TRIO, however something is preventing the burners from firing up (... [Read more]
Mend Heating, Home Heating Systems

boiler needs up to 10 tries before firing properly. Why?

potterton profile 80e problem ---- boiler has between 6 and 10 tries at igniting before it bursts into li... [Read more]
Mend Heating, Home Heating Systems

Problem with boiler not firing up?

Have to keep on turning the hot water tap on in the bathroom sink several times - sometimes 15 - 30 times befo... [Read more]
Mend Heating, Home Heating Systems

glowworm condensing boiler fault?

when my boiler fires up to heat water it cuts out 20-30 seconds after firing up but central heating ok, have h... [Read more]
Mend Heating, Home Heating Systems

Glow worm Fuelsaver F Boiler cutting out?

I have a Glow worm Fuelsaver F boiler which heats my water/immersion tank. This morning the boiler was firing ... [Read more]
Mend Heating, Home Heating Systems

How can I fix my Halstead Finest Boiler?

I am still having a problem with my Halstead Finest Boiler. The Heating works ok by itself, but when a tap is ... [Read more]
Mend Heating, Home Heating Systems

Baxi Boiler Not Firing Up?

I have a Baxi Solo 3 PFL 40 Boiler Problem : When calling for water or heat, the fan runs, pump rums, and t... [Read more]
Mend Heating, Home Heating Systems

no hotwater on worcester 24cdi ?

My central heating works ok but when I come to run the hot water for a bath the light indicator (red) does not... [Read more]
Mend Heating, Home Heating Systems

problem in boiler?

it gives no heat.there is a red light on boiler .and no firing in it.
Mend Heating, Home Heating Systems

Heating not working - Potterton Profile 60el Boiler?

I've recently moved into this house so don't know much about the boiler or anything but today my central heati... [Read more]
Mend Heating, Home Heating Systems

Gas oil in tank but boiler doesn't work?

My boiler isn't firing up but there's approx 13 inches of gasoil in the tank!! It's been considerably lower th... [Read more]
Mend Heating, Home Heating Systems

Ocean gas combi boiler not firing up, pilot ok?

My Ocean Gas Combi Boiler is not firing up when put on so i have no heating or hot water. pilot ok. Could you ... [Read more]
Mend Heating, Home Heating Systems

Ariston Eurocombi boiler fails to fire?

Hi I have an Ariston Euro Combi boiler. For some time the burners have been slow to fire up on demand (on bot... [Read more]
Mend Heating, Home Heating Systems

no hot water?

im wsorking on a worcester greenstar 24i theres no hot water but the boiler is firing up does any one know wah... [Read more]
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