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We have 872 questions about mending 'heating valve boiler'

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Mend Heating, Home Heating Systems

how can I fix my britony SE 100 boiler?

There is a leak from the Three way valve next to the DHW detector, obiously is not normal, I have taken it out... [Read more]
Mend Heating, Oil Filled Radiators

glowworm betacom boiler, pressure too high?

i have a glowworm betacom 30c boiler and the pressure is too high. it went too low and i filler it via the fil... [Read more]
Mend Heating, Home Heating Systems

sauni duval boiler F23E?

The water pressure needle goes to red marking ( 3to 4) when i use the central heating and water starts loosing... [Read more]
Mend Heating, Home Heating Systems

central heating switched to off, some radiators red hot all the time ?

we have a 20 yr old potterton ep2000 boiler. even when we switch the central heating to off, there are 3 radia... [Read more]
Mend Heating, Home Heating Systems

how can i fix my vokera maxim combi boiler?

my combi is about 12 years old, but lately it has been cutting out when the central heating and sometimes the ... [Read more]
Mend Heating, Home Heating Systems

Why is my Vaillant ecoMAX828 so noisy?

The boiler works fine when firing up for central heating, and also for medium demand hot water. However, when ... [Read more]
Mend Heating, Home Heating Systems

F15 fault?

Hi, I have a F30E Theme Classic and have just replaced the 3-way valve as it had split (again). I have now ins... [Read more]
Mend Heating, Home Heating Systems

heating probs?

what would make my boiler not stop working it is a pumped system will work when i overide with the 3 port valv... [Read more]
Mend Heating, Home Heating Systems

Ravenheat LS100T combi boiler?

The boiler is not working on either the hot water or the central heating. When I go to switch it on the green ... [Read more]
Mend Heating, Home Heating Systems

Vaillant TurboMax Problem - Help please?

Hi, I have a Vaillant Boiler Turbo Max around 11 years old. Now the boiler has stopped working as it s... [Read more]
Mend Heating, Home Heating Systems

Glow Worm Boiler pilot light going out?

Had gas valve, coil and sensor replaced, also has pipes cleaned still my pilot light goes out and my boiler ge... [Read more]
Mend Heating, Home Heating Systems

i have just changed my filling loop on a valliant 282e turbomax plus?

i have just changed my filling loop on a valliant 282e turbomax plus but now whenever i turn on hot the water ... [Read more]
Mend Heating, Home Heating Systems

about boiler hydrometer?

I have a central heating boiler sr.no.0229L81794. The question is about the hydrometer. The hydrometer indicat... [Read more]
Mend Heating, Home Heating Systems

ferroli optimax 25c?

no hot water turn on tap 3 way valve gos to heating and pump stops boiler gos off 03 fault .put 3 way valve to... [Read more]
Mend Heating, Home Heating Systems

Biassi combi boiler won'r fire up?

My Biassi combi boiler suddenly stopped firing up. When heating or water is turned on, it sparks (until cutout... [Read more]
Mend D.I.Y, Plumbing

How can i fix my ariston micro genus 23?

Hi,My pressure reading when off is almost zero(first line in red)boiler will turn on and run fine but then the... [Read more]
Mend Heating, Home Heating Systems

Baxi Boiler Only Firing up sometimes?

Hi all, Wonder if someone can help me ASAP. I have a old Baxi Boiler FS 601 which has a tank in the bedroo... [Read more]
Mend Heating, Home Heating Systems

How do I fix water hammer just started on closure of hot water valve?

My central heating system (vented, not sealed - boiler replaced about 4 years ago) has suddenly developed a lo... [Read more]
Mend Heating, Home Heating Systems

No Hot water from combi?

I have a 10 year old Vokera Linea 28. I have no hot or cold water coming through the taps at all. The central ... [Read more]
Mend Heating, Home Heating Systems

Potterton Performa 28 problem?

Our Potterton Performa 28 is playing up - when running the hot water the radiators are warming up even though ... [Read more]

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