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Fix Fault Vaillant

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We have 1280 questions about fixing 'vaillant'

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changing vaillant time switch ?

can i just pull the vaillant 110 time switch unit out from th e front and push a new one in

home Fix label Heating label_important Home Heating Systems category Vaillantdone

heating flow slow to heat radiators?

have vaillant ecotecpro it takes a long time for radiators to heat up can be as long as1 to/2 hours. recently have pressed chimney sweep mode and it seems to speed up the heat process. is this oh are ... more

home Fix label Heating label_important Home Heating Systems category Vaillantdone

Hi my boiler vaillant eco tec plus it has fault 70 what's a problem? Thanks?

I got boiler vaillant eco tec plus,I move it from down stirs to up stirs.after installation up stirs in display show fault 70.

home Fix label Heating label_important Home Heating Systems category Vaillantdone

Have topped up the pressure on my Vaillant boiler but wont fire up?

Vaillant boiler pressure dropped to bar 0,6. Turned taps on and pressure now at 2,o bar but heating won't come on. What should my next steps be?

home Fix label Heating label_important Home Heating Systems category Vaillant

My Vaillant VCW GB 280 H combi-boiler, pump keeps running ?

The pump on my Vaillant some times keeps running after the heating and hot water demand have switched off? The hot water and heating is working OK except for this. This seems to happen more so afte ... more

home Fix label Heating label_important Home Heating Systems category Vaillantdone

My gas vaillant ecotec plus 831 boiler won't start?

My gas ran out, I put some in an got the supply back on again, I tried to restart it but it won't so I opened the two valves to try an real ease pressure which I was shown to do before but it won't re ... more

home Fix label Heating label_important Home Heating Systems category Vaillant

Vaillant 831 PCB issue?

The boiler is very intermittent when it comes to putting the Rads on, the hot water is fine and has no problems. The thermostat is working and is sending 240v/240v in and out of the board. When I p ... more

home Fix label Heating label_important Home Heating Systems category Vaillantdone

Vaillant boiler won't stay 'on'?

My Vaillant CH boiler 242 EB Combi - LPG fuel from 2x87kg cylinders Refuses to stay on; when the heating is on and I run the HW tap it clicks off immediately (red light next to ignition button comes ... more

home Fix label Heating label_important Home Heating Systems category Vaillantdone

i have a vaillant gb 242ew boiler?

when i switch the c/h on i t comes on but when it starts to go cold it doesnt re ignite and i have to put the hot water tap on to fire it up as the boiler is in the loft ?

home Fix label Heating label_important Home Heating Systems category Vaillant

My vaillant boiler is coming up with f22 what I can do ?

Hi my vaillant pro 28 is coming up with f22 no heating or hot water just wanting to know how can I sort it cause don't want to call someone out

home Fix label Heating label_important Home Heating Systems category Vaillantdone

how can i fix my problems?

hi i have an vaillant ecotec plus824 boiler and keep giving me an error f75.i have ordered a new spare presure sensor,andthe the boiler engeener my pump is very slow aswel.my question is whether an ... more

home Fix label Heating label_important Home Heating Systems category Vaillant

Vaillant VTR 360?

Do the Vaillant VTR 360f RF reciever and the display have to be a matched pair or can each item be replaced separately?

home Fix label Heating label_important Home Heating Systems category Vaillantdone

my vaillant eco 316 boiler how to fix?

my vaillant eco316 boiler would not turn hot water on despite no fault code.It turns on and turns off again or only works with radiators on.just no hot water in taps. now pressure is too high pease ... more

home Fix label Heating label_important Home Heating Systems category Vaillantdone

Losing water?

Hi, I have a Vaillant eco TEC 831 boiler. It has needed topping up several times in the 3 years since it was fitted. This weekend, it needed doing again. While filling it, I noticed the carpet was ... more

home Fix label Heating label_important Home Heating Systems category Vaillantdone

vaillant 824e turbo max?

rads get hot go cold wont fire back up ,have to swich off then back on

home Fix label Bathroom Appliances label_important Baths and Showers category Vaillant

how can i fix vaillant oco f75 if i cant refill water?

Turn both taps and nothing happens

home Fix label Heating label_important Home Heating Systems category Vaillantdone

Vaillant eco tec 624 s 41 error?

My Vaillant eco tec combi boiler water pressure gauge is constantly in the red when central heating is on. The higher the heating is turned up it goes off the bar scale. How can I rectify this?

home Fix label Heating label_important Home Heating Systems category Vaillantdone

Help f75 error ?

Help I have f75 error no heating or hot water Vaillant 837 boiler

home Fix label Heating label_important Home Heating Systems category Vaillantdone

Vaillant TurboMAX Plus 824e - No Central Heating?

The boiler appears to be functioning normally with plenty of hot water, no fault codes, pressure 1.8 but I cannot get any heating. Any ideas how fix this?

home Fix label Heating label_important Home Heating Systems category Vaillantdone

eco tec plus vaillant vcw be 296/3-5h?

op display f 27 vreemd licht staat op boekje de ketel ontsteek niet na paar keer reseten ioninatie pen en onsteking is dat de zelfde stuk wat kande orzaak zijn en hoe kan ik herstellen aub

home Fix label Heating label_important Home Heating Systems category Vaillantdone

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