How to mend Vaillant

valliant ecomax 835 e ?

boiler works bakwards heating only works when hot water demand and hot water when heating demand replaced dive... [Read more]

ecomax 622 ?

I have vaillant system boiler ecomax 622 the display goes up to 67 and drops back 22 quickly, no hotwater and... [Read more]

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Vaillant TURBOTEC Pro Boiler Manual in English?

I have just purchased a Vaillant turboTEC Pro Combi boiler.I live in Spain and I am trying to find an instruct... [Read more]

vaillant turbomax plus is not responding to settings?

Hi just wondering if any one has an idea why my vaillant turbomax plus is not responding to the set settings. ... [Read more]

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Vaillant Turbomax constant ignition?

I have a Turbomax 242 with an intermittant fault which has now become permanent. when the boiler is switched i... [Read more]

how can i restart my wall mounted water heater?

I have a vaillant heater, it was working fine this evening, i even ran a bath? when the timer kicked in for th... [Read more]

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valliant combi boiler?

my boiler keeps switching itself off when it gets to hot? any ideas?

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Hot water on a Vailllant ecoMAX 828/2E?

The hot water from our Vaillant ecoMAX 828/2E takes a long time to get hot even when you have the water flow l... [Read more]

how do you ignite the burner on a vaillant ecotec plus?

i have hot water but no heating it shows as saying ..no burner required.. so how do you ignite the burner? tha... [Read more]

whats wrong with my valliant ecomax 835?

my boiler keeps blowing water from the pressure release valve when using the heating as the pressure goes past... [Read more]

Vaillant turbomax plus 824 boiler?

I have a Vaillant turbomax plus 824 boiler with seven radiators currently on the system; I live in a semi deta... [Read more]

How do I change the pressur eon my valliant boiler?

My Vaillant VCW T3W boiler stopped working this morning. The pilot light is on but will not fir up when put on... [Read more]

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Vaillant Boiler?

I have a Vaillant Boiler that keps coming on when I have programmed it not too. Only comes on for a few secon... [Read more]

how can i fix my valliant combi boiler?

valliant boiler ran dry of water when switched on.and now wont fire up? has somthing burned out perhaps?

valliant boiler combi?

my combi valliant boiler fires up for 2 seconds then cuts off.

Vaillant, pump overrun?

We have an ecoTec pro 28, 3 years old. When cold water taps are turned off, when the central heating is off, s... [Read more]

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vaillant combi - blowing fuse in mains plug?

my vaillant combi boiler keeps blowing 3a fuse in mains plug. What can cause this to happen

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How difficult is it to change main heat exchanger on valliant?

how difficult is it to change the main heat exchanger on valliant vcw242e combi i have restricted access as in... [Read more]

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Vaillant 242/2 Gas Valve noise?

My Vaillant GB 242/2 has just started making a noise when it attempts to strick. System runs up and even makes... [Read more]

how can i fix the timing clock on compact24?

boiler does what its supposed to do will only fire up if i manually turn clock round with notches facing out o... [Read more]