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Fix Fault Vaillant

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We have 1280 questions about fixing 'vaillant'

how to fix Vaillant boiler?

I have a vaillant T3W Combi boliler. I emptyied the system of water to fit a new rad and after re-pressurising the system the boiler motor comes on but no hot water is produced, there is no 'tap' hot ... more
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Vaillant 282eh light C/H switch not aluminating?

C/H will only operate,with clock on constant, & by pressing C/H switch on/off, D/HW working, fuses OK, when C/H running, "red C/H switch does not aluminate", amber & green aluminated, woud apretiate a ... more
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How can I fill a Vaillant Ecomax 824/2E?

Hi Our boiler has broken down and won't light and we think it is because the pressure has gone to nothing. I seem to recall the plumber who fitted it saying that you needed to turn two screws a qu ... more
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Vaillant TurboMAX plus 824E boiler problem!!!!!?

hi i have had the Vaillant TurboMAX plus 824E boiler for about 2 and a half years, and it seems to be leaking water from a pump looking feature with a big screw in the middle, which is situated in the ... more
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How to maintain water pressure for Vaillant combi boiler?

Hi, Our Vaillant combi boiler loses pressure and stops working (or doesn't come on) at least once a week. We know how to refill and get the pressure right but is there anything we can do to maintai ... more
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BOILER WAS INSTALLED IN 1999..NOT SURE OF MODEL?

VAILLANT CONVENTIONAL BOILER FLAME WONT LIGHT UP...ALTHOUGH SPARK OK..
home Fix label Heating label_important Home Heating Systems category Vaillantdone

my conventional vaillant boiler flame wont stay lit...whats wrong?

water pressure was low...now refilled and sems ok...spark seen but no flame ..please advise
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how can I fix my the pressure level on my boiler?

I have a vaillant combi boiler turbomax i think. the pressure has dropped to almost zero and there is no warmth coming from the radiators upstairs, the water and downstairs raditors work well so far! ... more
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my pressure is low,which valve do i open to increase it?

i have a Vaillant turbomax 824E the pressure valve is just on the green,1 bar,which valve do i open and how do i open it to increase the pressure?
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were is the pressure sensor located on a Vaillant Eco 824?

I have a Vaillant eci 824 boiler, displaying Fault .75. Accordnig to what i have read online it is the pressure sensor that needs to be replaced as this seems to be a common fault with this unit. Ever ... more
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no power light on a vaillant turbomax vuw 242 e combi boiler?

i have no power light on my boiler i have checked the fuses and have power to the boiler the 3 fuses on the circuit board are ok any ideas?
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Vaillant EcoMax no idea of Model?

Hi, I need a user manual but I have no idea which model my boiler is, all it has from what I can see is Vaillant and Ecomax on it, any idea where the model no. may be? Ta, Ev PS. I ask becaus ... more
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vaillant trbo max 282e pilot light not lighting - ?

spark is there and gas is to the boiler - any ideas
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vaillant turbomax pro combination boiler?

vaillant turbomax pro combination boiler, the problem is that when the hot tap is turned on there is hot water but only for the first 20 seconds, then it goes cold, when left running the boiler seem ... more
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Vaillant 824E DHW going hot & cold?

Hi, I have a Vaillant 824E. When I turn on the hot water is comes hot for a few seconds then goes, luke warn then cold. I though it would be the temprature sensor which I just changed but no joy ... more
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my vaillant turboMax boiler is showing F 63 fault. model 828e lpg?

My boiler stopped working this morning and is showing fault F63 I am unable to locate fault code. I have tried to re-ignite without success. What am I missing?
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vaillant tubromaxplus 824e?

i have sf6 eorror code flashing up on the screen
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no heating from gb 242/2-5 vaillant ?

HI ,we have a vaillant gb 242/2-5 the hot water works fine but the heating reaches about 79 on temp then quickly switches off.the water doesnt heat rads.and the rtn pipe on the boiler side is compl ... more
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How do you drain a valillant combi boiler and refill it?

I want to add a radiator to my central heating system I have a vaillant Combi boiler. How do you drain it down and refill it, do you have to turn the pilot light off This is the only number on it ... more
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My Vaillant Boiler is showing 5.4 Fault What is it?

My Vaillant Boiler is showing 5.4 Fault What is it? How do I repair it?
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Fix Fault

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Fix Fault

Audio Bathroom Appliances Boats Breakables Cameras Clocks and Watches Clothing Computers Cooling D.I.Y Furnishings Furniture Garden Tools Heating Household Appliances Kitchen Appliances Leisure Equipment Memory Musical Instruments Navigation Office Appliances Power Tools Security Systems Software Telephones Toys Vehicles Video

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