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Fix Fault Vaillant

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We have 1280 questions about fixing 'vaillant'

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vaillant vcw-sine combi boiler?

my hot water supply only works when i put the central heating on. although my boiler is hold it is in good working order otherwise

home Fix label Heating label_important Home Heating Systems category Vaillantdone

My Vaillant turbomax plus 837E boiler is not firing up?

My Vaillant turbomax plus 837E boiler is not firing up There is no fault showing up on the diplay In fact there is nothing on the display None of the fuses have tripped in the main(house) fuse box

home Fix label Heating label_important Home Heating Systems category Vaillantdone

vaillant problems?

i have turbomax 828e; heating ok, but hot water very cool. changed all ntcs. pull lead off lower ntc and it fires up for 2 seconds, put it back and it fires up better but water cycles from hottish to ... more

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Vaillant error message "Con"?

My Vaillant EcoTec Plus isn't working. It jys flashes the message "Con" on the LCD panel. How do I fix this? Many thanks.

home Fix label Heating label_important Home Heating Systems category Vaillantdone

air pressure tank in vaillant VC GB 2423 EH gas boiler?

how do i pressurize this air vessel? and to what pressue?

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How can I refill my Vaillant Turbomax VUW 242e?

The pressure guage is down to zero. How can we refill the boiler? We took off the bottom panel to have a look for obvious refill valves / screws but didn't know which was which. We don't have a key. ... more

home Fix label Heating label_important Home Heating Systems category Vaillant

how can i fix my f75 fault on vaillant ecotec plus ?

my vaillant is showing f75 fault but cannot follow advice as the flexi pipe has been taken off n taps capped... please advise

home Fix label Heating label_important Home Heating Systems category Vaillantdone

Which boiler ?

I am going to have my old combi boiler replaced, but I can't decide which new boiler to go for. I have narrowed my choices to two boilers: Vaillant Ecotec Plus 837 and Worcester Bosch Gree ... more

home Fix label Heating label_important Home Heating Systems category Worcesterdone

Error F.28 on Vaillant?

No hot water from Vaillant TurboMax plus 837Eand Error code F.28 showing. I can get it going if I hold down the pilot light reset button after a few goes. Am I right to assumr this is a pilot proble ... more

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Which Boiler ?

I am going to have my old combi boiler replaced, but I can't decide which new boiler to go for. I have narrowed my choices to two boilers: Vaillant Ecotec Plus 837 and Worcester Bosch Gree ... more

home Fix label Heating label_important Home Heating Systems category Worcesterdone

why is my vaillant combi firing on and off when the tap water in on?

when the hot water is on the boiler keeps firing on and off

home Fix label Heating label_important Home Heating Systems category Vaillantdone

vaillant ecotec 824 ?

how to reset my Vaillant boiler panel back to factory setting ,the password number on level 2 entry has been altered therefore now not known, how many attempts am I allowed for the correct pa ... more

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Bar gone to red!?

Hi I wounder if any one can help ? there is no F!! problem displaying on my bolier so I dont even know if it relates to the previous issues shown, however the Bar has gone onto the red! is this seriou ... more

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vaillant vc gb 221 h boiler cycling?

My boiler fires up as normal for about 15 seconds then switches off (pilot still on)cuts back in 10-15 mins later and does the same. Tried with just water selected and just heating still the same. re ... more

home Fix label Heating label_important Home Heating Systems category Vaillant

vaillant boiler model # ga72-120?

is there a service place in this area code 48350 for vaillant boiler

home Fix label Heating label_important Home Heating Systems category Vaillant

cannot control hot water vaillant ecoTEC plus 624?

We have a three year old ECOtek plus 624 that has been fine until now. We have just installed a new show with pump and mixer valve. The water temperature is not controllable it is either scalding in t ... more

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no hot water on vaillant combi boiler Ecomax 824/2EH?

I dont have any hot water. I have heating. The boiler does not run and the fan does not work. Please help

home Fix label Heating label_important Home Heating Systems category Vaillantdone

How can I fix Vaillant Turbomax Plus 837E Combi?

With both filling taps firmly shut,the water pressure goes up from 1.2 to 1.4 over 24 hours and 1.6 for 48 hours etc and then overflows eventually. What can be wrong ? Are the two taps faulty ? C ... more

home Fix label Heating label_important Home Heating Systems category Vaillant

No heating, but Hot Water works fine Vaillant VuW 242 failure: F.28 ?

In my case F.28 comes ONLY if heating needs to start. If I open the hot water tap during CH ignition attempt, it switches to HW, and by closing the tap, switches back to heating, and starts fine!!!!! ... more

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How can we get our hot water imediately>?

We need to run about 3 or 4 litres before we get hot water. This is obviously wasteful and we would like to know how to solve the problem. The model is turboMAXplus, thermoCOMPACT 824 E. Vaillant

home Fix label Heating label_important Home Heating Systems category Vaillantdone

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