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We have 2461 questions about mending 'hot combi boiler'

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Mend Heating, Home Heating Systems

how do you fix sabre combi boiler?

Green light flashes every few seconds, thermister replaced,heating and hot water worked for about an hour,then... [Read more]
Mend Heating, Home Heating Systems

Potterton Performa heating problem?

Hi, I have a Potterton Performa 28i combi boiler, I tried to turn the heating on the other day but it would ig... [Read more]
Mend Heating, Home Heating Systems

how do you fix sabre combi boiler?

Green light flashes every few seconds, thermister replaced,heating and hot water worked for about an hour,then... [Read more]
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red light flashing?

red light flashing.hot water or ch not working on ici caldaie combi boiler
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baisa boiler no gas ?

baisa combi boiler , when you demand heating or hot water the red 'no gas' light comes on. This is a lpg conv... [Read more]
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Ravenheat 85t combi. no CH but hot water is perfect ?

My boiler is not giving me CH but the hot water is fine, i spoke to my local plumbing center and he reccomende... [Read more]
Mend Heating, Home Heating Systems

vokera 24 combi boiler pressurising?

I set my boiler to 1.5 bar,when i turn my hot water on the pressure rises to 3+ bar.Anyone know the problem,an... [Read more]
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vokera boiler problem?

I have set my vokera 24 combi to 1.5 bar,when i turn hot water on it goes up to 3 bar.Anyone know what causes ... [Read more]
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Midas Sfi combi wont light?

I have a Madas Sfi combi boiler (20 years old i think) the problem is the hot water wont work. i run through t... [Read more]
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water going hot then cold?

vaillant combi boiler 824/2e ,,heating is fine,hot water red hot then goes cold had new heat exchanger,plus ne... [Read more]
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How can my Worcester condensing combi boiler be fixed?

We have a Worcester Greenstar condensing combi boiler and after 6 trouble free years, water keeps going cold. ... [Read more]
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Problem with Ideal Isar HE24 Combi Boiler?

Recent issue with boiler, if i run the hot tap its only warm for about a minute then is barley luke warm! HELP... [Read more]
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halsted boiler problem?

i have a halsted ace he 30 combi boiler. when i turn on the hot water,the rads warm up,although i have only s... [Read more]
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no hot water?

sime super 120 combi boiler domestic water does not heat up, but rads get hot when hot tap is turned on, can a... [Read more]
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ravenheat rsf820/20 combi overheating?

the boiler is supplying hot water ok however as soon as the heating is on the heat exchanger boils up & cuts o... [Read more]
Mend Heating, Home Heating Systems

How to sort out hot water problem?

I have a Celsia 24LE combi boiler and the hot water is coming out lukewarm. I have adjusted the pressure from ... [Read more]
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Main combi boiler ?

Why is my boiler sending hot water to my radiators when I only want hot water to my taps. The heating is turne... [Read more]
Mend Heating, Home Heating Systems

baxi combi 105he 30deg warning light on, no hot water?

we have a baxi 105he boiler with the first warning light on , (the 30 deg light) we have no hot water, will re... [Read more]
Mend Heating, Home Heating Systems

ravenheat 82et combi?

when i turn the domestic hot water on and run for 1 minute the central heating towel rail heats up also a smal... [Read more]
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How can I fix my Sabre HE Boiler?

Hello I have a Sabre HE combi boiler, about 2 years old. We rarely use the heating (probably last put on in... [Read more]

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