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We have 139 questions about mending 'pressure boiler left'

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Mend Heating, Home Heating Systems

vokera compact 28 combi boiler?

when i turn my heating on and the temp up to below auto the pressure goes up to 3 bar and vents it then keeps ... [Read more]
Mend Heating, Home Heating Systems

How doI fix the pressure problem on my FF280 Ideal Classic?

Plumber left the boiler running at 2 bar but within 24 hours it had risen to 3 bar with water dripping from th... [Read more]
Mend Heating, Home Heating Systems

ISAR HE30 BOILER PROBLEM?

My 86 year old Mother had a Ideal HE30 Boiler fitted under the Warmfront scheme in July 2007, nearly 3 weeks a... [Read more]
Mend Heating, Home Heating Systems

How to come out of lockout mode?

My worcestwer bosch 30 cdi boiler (Normal) is in the lockout mode. I have tried to take out any air. There w... [Read more]
Mend Heating, Home Heating Systems

How do I fix the pressure on a Sterald:Ideal W2000 Gas Boiler?

My husband took my daughters radiator off while I was decorating. When he put the radiator back on he accident... [Read more]
Mend Heating, Home Heating Systems

Ferroli optimax HE 31C, c/h but no hot water?

Currently in a student house, just got back after easter break and whoever left the hosue last turned boiler o... [Read more]
Mend Heating, Home Heating Systems

myson apollo 40si keeps cutting out, I thought it maybe the air pressure sw?

Myson apollo 40si keeps cutting out. I thought it was the air pressure switch as unable to get it started. The... [Read more]
Mend Heating, Home Heating Systems

Potterton 16/22 - won't light?

Hi there, Yes it's an old boiler, but there's not money to change it or even call anyone out. I'm on the ve... [Read more]
Mend Heating, Home Heating Systems

Poor hot water flow?

Heat Line boiler...central heating working fine, but very low water flow/pressure through all hot water taps. ... [Read more]
Mend Heating, Home Heating Systems

Ravenheat RSF 820/20 - leaky part identified, but what is it called?

Inside the Ravenheat RSF 820/20, on the left hand side, at the back there is a roughly spherical part that is ... [Read more]
Mend Heating, Home Heating Systems

Low hot water pressure?

Heat Line boiler...central heating working fine, but very low water pressure through all hot water taps. On... [Read more]
Mend Heating, Home Heating Systems

Potterton proforma 28i?

This boiler was in the property when we moved in 3 years ago. The only controls we have are a programmer in t... [Read more]
Mend Heating, Home Heating Systems

Worcester Greenstar 28i junior Boiler.... Please help!?

Got up, washed hair, made brew, went to wash cup an no hot water..., so I went to check boiler. Found V.low wa... [Read more]
Mend Heating, Home Heating Systems

I have to "top up" my Halstead boiler every day?

The pressure drops when the boiler is off, when left overnight it is almost on zero, and I have to top it up.... [Read more]
Mend Heating, Home Heating Systems

Pressure on worcester 28i junior keeps going up and down!?

Hi I got back from holiday yesterday to find the pressure on my boiler at 0. I looked in the manual and used ... [Read more]
Mend Heating, Home Heating Systems

how can i increase pressure in my combi boiler?

i have an old glowworm combi boiler the pressure has dropped and needs to be increased but the filling loop go... [Read more]
Mend Heating, Home Heating Systems

what is wrong with my combi ?

HI, i have a potterton puma 100 combi, about 12 year old and when i switch the central heating on,after approx... [Read more]
Mend Heating, Home Heating Systems

too much pressure in boiler goes to three bars ?

vokera mynute 20e. pressure goes to three bars and continues to rise when boiler is left on. I have bled the r... [Read more]
Mend Heating, Home Heating Systems

SD623 Pressure rising on heating?

Boiler fire,s up fine for hot water and heating . But when heating is left on the presure rise to 3 bar, when ... [Read more]
Mend Heating, Home Heating Systems

Water pressure on a Sime 100e combi-boiler?

... after replacing the diverter valve diaphragm, dhw heat exchanger and cleaning the inline filter I'm still ... [Read more]
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