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We have 4750 questions about mending 'boiler pressure'

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how can i sort my halstead ace boiler?

Wish I'd not touched it... It was running OK but I noticed pressure on gauge was only 0.5 I was told keep it a... [Read more]
Mend Heating, Home Heating Systems

boilerwill not fire up?

have a volkeri boiler it will not light up unless i open cover plate to burners have changed fan and pressu... [Read more]
Mend Heating, Home Heating Systems

Pressurising a Myson Marathon free standinding boiler 50B?

Can I alter a current Myson Marathon free standing boiler 50/60b (open vented) to a pressurised system, using ... [Read more]
Mend Heating, Home Heating Systems

potterton promax boiler loosing pressure?

My boiler keeps loosing pressure soon after heating turned off. engineer has changed the pressure valve and fo... [Read more]
Mend Heating, Home Heating Systems

putting pressure in system?

I have a biasi m96.28sm/c boiler and need to [put pressure back in the system to bleed the radiators can you t... [Read more]
Mend Heating, Home Heating Systems

Fault F1 on Ideal Logic 24 Combi Boiler?

I bled an upstairs radiator and now my boiler isn't working. Checked the user manual and F1 indicates low pre... [Read more]
Mend Heating, Home Heating Systems

boiler pressure drops to 0 when boiler off?

have vokera unica he boiler almost 4years old recently noticed pressure dropping so simply topped it up now pr... [Read more]
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Glow-worm 30HXI reset?

Thanks to this forum I found the red reset button. I tried to press down on the button but it didnt move and ... [Read more]
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Ferolli optimax He31 c d1 fault code?

Hi there. I am showing d1 on the display of my ferolli optiamax 31c he boiler. I have hot water (which is now... [Read more]
Mend Heating, Home Heating Systems

Pilot light went out when pressure was too low, pressure ok, but no hot wat?

My boiler is not providing how water adn there sems to be no pilot light. The pressure has been too low for a ... [Read more]
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MORCO feb 24 Boiler heats ok but locks out when temp reached?

I have a fault on my Morco feb24e boiler central heating - it's failing with fault code (no flashes) which say... [Read more]
Mend Heating, Home Heating Systems

Worcester Bosch 40CDi - Fault Code 5E?

I have this code 5E flashing on my display. Other answers suggest it is a servicing scheduling problem, but... [Read more]
Mend Heating, Home Heating Systems

pottertonperforma24 eco he2?

my boiler pressure keeps going over 3bar and cutting out any ideas ?
Mend Heating, Home Heating Systems

Boiler: Glow-worm 24C- Low water pressure, no heating/hot water ?

I have a Glow-worm 24c boiler, and since last night its not been working. One of the lights is flashing red, t... [Read more]
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What's wrong with my Worcester Bosch 24i Junior Combi Boiler?

Hi, I've come home today to find I have no heating/hot water and a boiler that I thought had a frozen condense... [Read more]
Mend Heating, Home Heating Systems

ideal indipendant c24 boiler keeps flashing F1?

Our ideal c24 boiler keeps flashing F1 every time the heating isn't used for a while. E.g every time the house... [Read more]
Mend Heating, Home Heating Systems

Ideal combi boiler isar he24?

How do we reduce the pressure on the boiler it should read 1-1.5 but it reads 3 abit worried about it blowing ... [Read more]
Mend Heating, Home Heating Systems

how can i fix my prima f50 boiler fan not starting?

I switch my heating on but no fan will start up. Ive checked the red wires from the ignition circuit board tha... [Read more]
Mend Heating, Home Heating Systems

How to raise the pressure?

Please tell me how to increase the pressure to the appropriate level - it is currently below where it should b... [Read more]
Mend Heating, Home Heating Systems

E9 is flashing and boiler is not working. Do I re-set it?

The pressure needed topping up which I have done. E9is flashing. Does the boiler need re-setting and how do I ... [Read more]

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