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We have 5963 questions about mending 'boiler heating water'

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Mend Heating, Home Heating Systems

CH OK no HOT WATER on Vaillant Turbomax VUW 242 E ?

Central heating works fine, but not hot water on any taps. When I turn the taps warm water coming for few SECO... [Read more]
Mend Heating, Home Heating Systems

heating goes off after a few minutes?

I have an Ariston Euro Combi Boiler. Hot water is ok. However the central heating does not come on or goes off... [Read more]
Mend Heating, Home Heating Systems

How can i fix my optima 901 combi boiler??

I have hot water, but no heating. The pump and fan are both running, but the burner seems to come on and autom... [Read more]
Mend Heating, Home Heating Systems

Potterton Puma 80?

With the heating on my boiler keeps turning its self on and off all day it will only run for 35secs then shuts... [Read more]
Mend Heating, Home Heating Systems

losing water pressure?

My ravenheat combi boiler is losing water pressure down to 0 every time I turn the heating off. Although it se... [Read more]
Mend Heating, Home Heating Systems

boiler looses pressure when heating not on ,but no leaks?

the swift flow 80 looses pressure when heating not on so no hot water till heating called for ,but presser ris... [Read more]
Mend Heating, Home Heating Systems

Glow-worm 240/246 stopped heating radiators?

We have an ancient Glow-worm back boiler which worked fine until a few days ago.We can now only get one radiat... [Read more]
Mend Heating, Home Heating Systems

how can i fix my glow worm fuelsaver 60f?

it runs ok starts up and fires gets water in central heating warm and hot water warm but not hot checked room ... [Read more]
Mend Heating, Home Heating Systems

vokera option boiler, no water pressure help !?

I have lost water pressure in my vokera option boiler, i am unsure how to add water pressure. I have no hot wa... [Read more]
Mend Heating, Home Heating Systems

worcester 24i boiler?

why dose my pressure go up when heating is running, is this normal it set at 1.5 goes up to 2.4 and opens th... [Read more]
Mend Heating, Home Heating Systems

How do I change a Diaphragm on a 20/80 flowmatic VOKERA combi boiler?

Central heating working ok.Hot water starts to heat up but then runs tepid.So how do I change the Diaphragm.
Mend Heating, Home Heating Systems

How can i fix sime friendly combi boiler?

i have a sime friendly combi boiler (sorry, dont know model number). the central heating is working fine, the ... [Read more]
Mend Heating, Home Heating Systems

Sime Friendly - Fluctuating Pressure Guage?

Hi, Apologies in advance for my lack of technical terminology, I'm no plumber. I've got an 'issue' wit... [Read more]
Mend Heating, Home Heating Systems

Potterton combi 80 lockout light?

the red lockout light keeps coming on on my combi 80,Both when using the hot water and the central heating.I ... [Read more]
Mend Heating, Home Heating Systems

how can I fix my glow-worm fuelsaver?

it runs ok starts up and fires gets water in central heating warm and hot water warm but not hot checked room ... [Read more]
Mend Heating, Home Heating Systems

My CH boiler keeps blowing out when its windy outside!?

Hi, I hope someone can help me with this one. I have an old Baxi Wm 381 RS CH boiler in a house we just moved ... [Read more]
Mend Heating, Home Heating Systems

How can I fix my potterton netaheat electronic 10/16?

When I turn my heating on the Gas boiler fires up and I can hear the pump turn on but none of the radiators he... [Read more]
Mend Heating, Home Heating Systems

How can I fix my worcester 24cgi combi boiler?

The central heating light is flashing and we have no heating or hot water - can any one help?
Mend Heating, Home Heating Systems

I have a sime super 90 boiler and have no hot water?

I Have very little hot water up stairs. I have a sime super 90 boiler and have had it for 10 years it has work... [Read more]
Mend Heating, Home Heating Systems

potterton 50e Boilier will no fire up central heating is only selected?

Hi all, Can anybody suggest what need replacing to fix the following problem Potterton 50e boiler. when t... [Read more]
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