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Kohlangaz Gosford HE fire?

My Kohlangaz Gosforth HE gas fire will not ignite, My hand set controller is displaying E56 , it will also not... [Read more]
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How to fix my fireplace?

Is there any replacement part for the baxi wentworth deluxe fireplace as mine is not working any longer
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Remove cover off gas boiler?

How do I remove the front cover from an Ideal Logic H30 boiler?
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We have 1197 questions about mending 'vaillant' in category Heating, Home Heating Systems

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Mend pressure boiler bar

vaillant turboplus losing pressure daily?

my boiler is losing pressure daily, i keep topping it up to between 1 & 2 bar and then within 24 hours its bac... [Read more]
Mend boiler fire turn

How can I fix my Vaillant combi boiler?

I have a vcw-gb 242 combi boiler and now find the central heating wont fire up. When i turn on the hot water t... [Read more]
Mend diaphragm turbomax vuw

How long shoud it take to replace a diaphragm on a Vaillant?

We have a Vaillaint Turbomax VUW 242/1 E,282/1E How long should it take a trained engineer to replace the d... [Read more]
Mend water heating switch set

Only get hot water when heating is on with Vaillant Combi boiler?

I am unable to get hot water when switch is set to domestic hot water. However I am able to get hot water whe... [Read more]
Mend vaillant system boiler

vaillant f67 fault?

ecomax 635 system boiler showing the above fault??
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F.28 Vaillant thermocompact boiler will not reset?

Re Vaillant thermocompact bolier F.28 display - my stepfather bled my radiators around 6.30pm and by 10.30 the... [Read more]
Mend turbomax 824e boiler

Vaillant turbomax plus 824e confounding the 'experts'?

My boiler keeps on locking out showing f.22 or f23. I have had two 'experts' look at it, one changed Almost ev... [Read more]
Mend vaillant vcw t3w

vaillant vcw t3w?

how can I fix my vaillant vcw t3w combi boiler?
Mend boiler turns hot

Vaillant ecotec plus. s75 code?

when i turn on my boiler it comes on and then after some hours it turns off showing an S75 code. No hot water ... [Read more]
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Vaillant EcoMax 835e Timer Controls?

Where can I download instructions for setting the digital timer on a Vaillant EcoMax 835e. Using the alleged c... [Read more]
Mend vaillant long time

pump overrun?

Vaillant 221 H combi,The pump overruns for a long time after the burner has switched off after reaching temp a... [Read more]
Mend boiler eco tec pro

how can I fix my boiler?

how do you fix f29 on a vaillant eco tec pro
Mend help left hot

vaillant vcw282gb eh?

Please help: vaillant vcw282gb eh was working fine last season. I left it off as hot water was not working. Wh... [Read more]
Mend sparks light gas

how can i fix my vaillant 2421e boiler?

boiler ignistion sparks but pilot will not light could this be a faulty gas valve
Mend vaillant vcw combi boiler

How can I fix my Vaillant VCW combi boiler?

we have hot water but no heating
Mend pressure low turn

Vaillant Ecotec Plus - pressure problem?

Hi, I've got a Vaillant ecotec plus 831, and pressure's low. Not F22 low yet but getting there. I know I ju... [Read more]
Mend boiler morning light coming

Vaillant query?

I have a Vaillant boiler and this morning I noticed a flash of blue light coming from the bottom of it. I've h... [Read more]
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How to give a maintainance clean to Vaillant Thermocompact 2000 VC NL254/2X?

I live in The Netherlands and I have the above kettle or boiler. I am very hady and have got experience with o... [Read more]
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My boiler Vaillant ECOmax 824E needs to be reseting every morning.How can I?

ECOmax 824E needs to be reseting every morning.After reseting boiler operates in heating mode and DHW as norma... [Read more]
Mend vaillant 242 boiler

How can I fix my Vaillant 242 Boiler?

I have a Vaillant 242 Boiler that's been playing up lately. I've had a company come and look at it, they've se... [Read more]
Mend vaillant f22 water hot

Vaillant ecotec 831 plus?
Mend boiler working fire

Vaillant condensing boiler ecoTEC plus?
Mend bottom heating working

how to fix water pressure its down at bottom of grey part?
Mend vaillant boiler pcb

Vaillant eco plus 531 boiler?
Mend 828e hot water

Vaillant 828E - no hot water?
Mend vaillant f22 fault

Vaillant F22 fault?
Mend vaillant off 5

Vaillant VCW-Sine18 T3WFH Lights but then goes off after 5 Min?
Mend fault occasionally boiler

how do I rectify the fault as detailed below?
Mend vaillant central problem

Vaillant vcw gb242 eh central heating problem?

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