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We have 293 questions about mending 'boiler fire pressure'

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Mend Heating, Home Heating Systems

fault on ferroli optima 701?

ferroli boiler. i cant get fan to run at full speed when calling for heat or hot water. and the only way to ge... [Read more]
Mend Heating, Home Heating Systems

low boiler pressure?

My boiler specification is potterton netaheat model 6/10. The problem with the boiler is can't fire up to heat... [Read more]
Mend Heating, Home Heating Systems

Optima Ferrelli Boiler?

Our optima boiler is really struggling at the moment. It keeps losing pressure and also failing to fire up, o... [Read more]
Mend Heating, Home Heating Systems

vaillant ecotec plus 630 r1?

my boiler seams to have caught fire or experiance extreme heat internally. all the black plastic air pipes in... [Read more]
Mend Heating, Home Heating Systems

Biasi Combi Boiler not working, help!?

Hi I wonder if some kind fellow could help me with a problem I have with my boiler Firstly appologies as I ... [Read more]
Mend Heating, Home Heating Systems

Halstead Ace High?

Ok where do i start, boiler intermitantly locks out, have take fan assembly out and cleaned all pipes, checked... [Read more]
Mend Heating, Home Heating Systems

ferroli domina 80E boiler shutting down?

We have an intermittent problem with our ferroli shutting down - no pattern, pleases itself,can behave itself ... [Read more]
Mend Heating, Home Heating Systems

Valliant Gas (Butane) Water Heater won't fire up (yes- pilot on) ?

Heater won't fire up as the pressure 'through' the boiler is restricted/reduced. I've checked the water entry ... [Read more]
Mend Heating, Home Heating Systems

vokera gas valve will not open?

I have a mynute 14e that I am running on propane. It was would run but would lock out after a while. I put a m... [Read more]
Mend Heating, Home Heating Systems

How can I fix my Baxi Combi 105HE boiler?

The heating has suddenly stopped working today. We have a combi boiler and the hot water still comes on insta... [Read more]
Mend Heating, Home Heating Systems

alpha cb24 no firing up?

i have an alpha cb24 boiler which will not fire up. all that happens when you switch it on is the a and b ligh... [Read more]
Mend Heating, Home Heating Systems

How can I isolate air pressure switch?

I have an Economy 50F boiler which will not fire. I think it may be the air pressure switch but in order to is... [Read more]
Mend Heating, Home Heating Systems

Boiler pressure will not increase, please help?

Hi, I have a combi boiler which has a low pressure of 0.9 the boiler only works sometimes and takes a long t... [Read more]
Mend Heating, Home Heating Systems

how do i get my worcester 28i combi to fire up ?

How do I get my Worcester 28i boiler to fire up ? It went out a couple of weeks ago as the pressure dropped ( ... [Read more]
Mend Heating, Home Heating Systems

No hot water when heating is off?

When the central heating is off, and I put the hot tap on, it does not fire the boiler, so no hot water, the c... [Read more]
Mend Heating, Home Heating Systems

how can i fix my sime friendly e combi boiler?

my sime friendly e combi boiler will not give me any hot water. it will however, give me heating. I have notic... [Read more]
Mend Heating, Home Heating Systems

Ideal Response 120 boiler fault?

My response 120 boiler has ceased to operate. It started Last week, the fuse blew, so I replaced it, the bo... [Read more]
Mend Heating, Home Heating Systems

red light flashing but boiler wont fire up?

my red light keeps flashing and water pressure registering 1 but the boiler wont fire up
Mend Heating, Home Heating Systems

flow switch problem?

I have a Glowworm compact 100 E combi boiler, which was partially dismantled to fix a leaking hydroblock.Since... [Read more]
Mend Heating, Home Heating Systems

no heating or hot water?

when the boiler is switched on it trys to fire but then a red light comes on with a flame next to it. i think ... [Read more]
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