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We have 541 questions about mending 'valve combi boiler'

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Mend D.I.Y, Plumbing

no hot water and pressure valve is on red and water is leakiing outside?

I have installed a baxi combi 105e; serial MBKo451 compno 2478726/00. My combi boiler is playing up. For mo... [Read more]
Mend Heating, Home Heating Systems

water pressure inconsistent in Baxi Platinum Combi HE Boiler?

recently changed valve on radiator,now every time my heating comes on the water pressure in my baxi combi HE b... [Read more]
Mend Heating, Home Heating Systems

how can i adjust the d.h.w blending valve on my powermax 155x combi boiler?

I need to reduce the tempriture of the domestic hot water to 43/45 0c at the draw of taps etc from the pre set... [Read more]
Mend Heating, Home Heating Systems

Grant outdoor combi 90 v3?

My sealed system loses pressure when I run the hot water. When boiler cuts in the system builds up pressure ag... [Read more]
Mend Heating, Home Heating Systems

alpha cb24x?

the combi boiler was leaking and it fills on its own continuously ,have been told its the diverter valve is it... [Read more]
Mend Heating, Home Heating Systems

What is problem with Pressure on Vaillant Boiler?

I have a Vaillant Eco Tec Plus Combi boiler (5 yrs old) that works fine -but- I notice that the water pressure... [Read more]
Mend Heating, Home Heating Systems

My hot water runs cold after a few mins?

How can i increase the water pressure in my worcester 30cdi combi boiler. Cannot locate where the white key fi... [Read more]
Mend Heating, Home Heating Systems

baxi 105e combi boiler?

boiler wont modulate when central heating is on causing pressure to exceed 2.5bar, is it the electric safety s... [Read more]
Mend Heating, Home Heating Systems

Combi CSl 85T Boiler leaking?

I have had my regular plumber out to my Revenheat CSl 85T Boiler, which is only 6 years old, as it is leaking ... [Read more]
Mend Heating, Home Heating Systems

hot water on combi?

Had a valiant 937 combi installed less than a year ago. But when you turn the hot water on it can take up to 3... [Read more]
Mend Heating, Home Heating Systems

Problem with Vokera 80SP combi boiler?

My Vokera Excell 80SP has developed a fault in which I have no hot water or central heating. The pilot light i... [Read more]
Mend Bathroom Appliances, Baths and Showers

Diverter Valve Replacement?

Hi, I am going to attempt to replace the diverter valve on my Vaillant Turbomax 824E Combi Boiler. I have... [Read more]
Mend Heating, Home Heating Systems

worcester cdi 24 combi ?

have changed the diverter valve diagphram, have hot water but no central heating ,it fires up pipe from boiler... [Read more]
Mend Heating, Home Heating Systems

24cdi combi boiler lpg ?

turn the hot water tap on, the boiler lights up and after 10 sec it makes a noise then the gas goes out no h... [Read more]
Mend Heating, Home Heating Systems

why am I losing pressure on my Main Combi 24 HE?

Our boiler is barely 18 months old but we've had constant problems with the noise and pressure. it is now at t... [Read more]
Mend Heating, Home Heating Systems

combi boiler over pressure?

alpha cb33 combi over pressure 2.5 bar even when cold tried pressure valve
Mend Heating, Home Heating Systems

Vokera Excell combi boiler water overflow?

Sitting in my kitchen tonight I turned on the heating, nothing happened (i.e. usually I hear it 'kick' in) so ... [Read more]
Mend Heating, Home Heating Systems

how can i fix my britony 80/100 combi?

my central heating is fine. the hot water fluxuates between hot and cool. there is also a loud groaning noice ... [Read more]
Mend Heating, Home Heating Systems

Manual for a Halstead Quattro combi?

Hi. Would anyone be able to give me a manual for a Halstead Quattro combi boiler please. The boiler has cost ... [Read more]
Mend Heating, Home Heating Systems

diverter valve replacement ravenheat rsf820#20?

is it a d.i.y job to replace a diverter valve on a ravenheat rsf820/20 combi boiler?

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