How to mend Vaillant

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VAILLANT BOILER (COMBI) F. 1 FAULT, INTERMITTANT HOT WATER?

Hi, we have a Vaillant Combi boiler, about 7 year or so old, it keeps coming up with the fault F. 1 this means... [Read more]

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How to stop a Vaillant water heater cutting out?

I have an 'old' (1980's) Vaillant water heater, powered by propane. It fires up ok but cuts out after seconds ... [Read more]

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my vaillant boiler show f 22 what does mean?

my vaillant boiler show f 22 and there is no hot water what is the problem

How to repair a Vaillant Mag GB 9/1oz water Heater?

Heater is burning very strong and control valve will not shut it down. I have replace the following:- Control... [Read more]

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Vaillant VCW-Sine MOT 18 T3W service manual?

Hey, I have been digging through the internets for a service manual for this boiled but came only accross d... [Read more]

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Overflow?

Constant overflow dripping, Boiler fills up automatically when drained. Its a Vaillent make.

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VAILLANT ECO MAX 824/2E Turns on when not in use?

My VAILLANT ECO MAX 824/2E heats up for a few seconds now and again when I am not running any water, wasting ... [Read more]

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loosing pressure?

my valliant boiler is loosing pressure have to top up every 10 days or so. plumber said its the expansion tank... [Read more]

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how to replace pressure gauge?

can i replace the pressure gauge on a vaillant boiler myself ie diy. If not do i need a corgi plumber to do, ... [Read more]

valiant combi boiler?

boiler fires to heat water,but turning central heating on boiler fires then dies down after about sixty second... [Read more]

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Does anybody know, where I can get a flue for the Vaillant Ecomax 824/1E?

I have tried the standard vaillant part 303933, but it does not fit this particular model. This is an old boil... [Read more]

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vaillant turbomax F23 error keeps coming up when I turn on the central heat?

Th heat exchanger and the diverter valve were changed on my boiler as the hot water and the central heating ke... [Read more]

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Our vaillant boiler is showing F.22?

The boiler is swiched on but there are not heating or hot water and the bar is on 0 and it is showing F.22, ho... [Read more]

Where can I find parts?

I have a Vaillant F 75 series oil fired boiler. I have no idea how old it is. I was told by a mickey mouse plu... [Read more]

vaillent 142eh losses its water presure?

i refill it and it losses presure as soon as its fired up. i think the presure chamber needs to be re infla... [Read more]

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how to get a Vaillant working properly?

My Vaillant doesn't seem to work properly the radiators seem to get really hot or nothing happens to them. But... [Read more]

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valliant boiler cold shower?

just moved in to my new house and the shower is luke warm only improvement is when the bathroom cold tap is tu... [Read more]

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why are my radiators heating up when i only have the water on ?

my radiators heat up when i only have the water on, i have a valliant boiler, not combi . iv tried bleeding th... [Read more]

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vaillant turbomax plus 828e combi boiler?

no hot water, when tap is turned on central heating comes on

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vaillant boiler wont ignite?

tries to light every 10 secs or so but nothing happens. pressure bar is in higher red what can i do to get it ... [Read more]