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We have 446 questions about mending 'boiler fault problem'

How to mend ... Boiler Fault Problem

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Worcester 28i junior, water temperature is far too hot?

Water temperature is nearly boiling not responding to temperature adjustment on front of boiler I've replaced ... [Read more]
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vaillant ecoTEC plus boiler fault code - how to fix?

I have ave a vaillant boiler and just now i used the kitchen tap water and there is not hot water. And, the bo... [Read more]
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Vaillant igniting issue ( domestic ) not CH?

Hello to everyone, I have a Vaillant sine 18 T-3 combi boiler that was installed in 1985. Have had parts repl... [Read more]
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Central heating not working?

My glow worm micron 50FF works for a short time then shuts down and both lights go out. Neither of the two lig... [Read more]
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MY ideal boiler has a f1 fault how do I fix it ?

My ideal combination boiler has a f 1 fault What is the problem
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problem with my biasi riva cc impact he mk2m 96 a 24 sm/c?

I have an intermittent fault, when in HW mode the boiler fires normaly with hot tap turned on but sometimes it... [Read more]
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No hot water, intermittent when air temp drops?

My vaillant turbomax 282e has an intermittent fault on the hot water side. On demand the sequence commences co... [Read more]
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Fault code e.133?

Hello there I've put a new roof outside my house and I've had to move the flu as it would have been inside the... [Read more]
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Red light?

I have a sabre he boiler..the red lights keeps comming on I have done all the usual things switching boiler of... [Read more]
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how can l fix my ideal independent c30?

I keep getting the fault codes F2 and L2. When I reset the boiler it starts to work again. What could the prob... [Read more]
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Problem with Worcester Bosch Greenstar 38CDi Classic ERP Boiler?

We had a Worcester Bosch Greenstar 38CDi Classic ERP boiler installed at the end of July 2015. We keep gettin... [Read more]
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E1 33 problem ??

Hi I have a potterton combi boiler its showing E1 33 fault can anybody help ???
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I have a linea 24 vokera boiler with 06 fault?

The pressure was dropping before the fault comes on continually. Any ideas of the problem and appropriate co... [Read more]
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baxi 105 combi problem?

Hello. i have a baxi 105 combi boiler. works fine on hot water, when turn on heating works fine. but when i tu... [Read more]
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time clock problem?

My boiler (Ferroli Optimax plus HE 38c) screen is blank, and the time clock screen shows "noCN" is this a cloc... [Read more]
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performa 30 he fault fan flue lights on ?

hello, i have the performa 30 HE boiler and fault fan flue light comes, but when i reset the boiler it o... [Read more]
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when in auto boiler permenantly on ?

have changed my transmitter and receiver 3 times now through my heating engineer, the problem is the transmitt... [Read more]
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Ferroli H31c no hot water or heating & no fault sign?

any clever solutions hugely appreciated - just had an engineer around who could not find the problem but sugge... [Read more]
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what does error 108 on an ariston boiler mean and how do i fix the problem?

my tenant has said there is a fault on his boiler reading 108 he has no hot water or heating. Its an Ariston b... [Read more]
Mend Heating, Home Heating Systems

Fault finding with halsted high ace combi?

The problem seems to be, when you use the hot water the boiler will not turn on or turns on but halfway throug... [Read more]

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