How to mend Vaillant

1

WHY'S MY VAILLANT BOILER NOT FIRING UP?

My Vaillant boiler isn't firing up when heating is turned on or when hot water taps are turned on. All the se... [Read more]

1

Vaillant 828/2E How to increase pressure dial reading?

Our system slowly loses pressure approx every 3 months until it shuts down with an error message. Keep gettin... [Read more]

Combi Gas Boiler?

My boiler is turned up to maximum on both domestic hot water and radiator temperature. The DHW is warm to medi... [Read more]

3

How to fix Vaillant ecotec plus 624 R1. Shows fault code F75?

Our Vaillant ecotec plus 624 R1 has stopped working and shows fault code F 75. What does it mean, and how to ... [Read more]

1

Does the VAILLANT - VCW GB 242 EH Boiler always have an expension vessel ?

I have seen I need to drain down the system prior to pressurizing the Expansion vessel and had it drained toda... [Read more]

1

how can i increase pressure on my valliant 828 combi boiler, it is on 0.2?

how can i increase pressure on my valliant 828 combi boiler, it has dropped to 0.2

4

Vaillant VCW GB242 high pressure ?

I have a VAILLANT - VCW GB 242 EH boiler installed by the previous previous owner and no manual. When the hea... [Read more]

3

pressure loss in my Vaillant boiler?

my vaillant boiler model VC GB 242 EH is installed as a pressurised central heating & hot water system. The... [Read more]

1

Vaillant VCW GB 242 EH Central Heating Overheat?

Hi, I'm having trouble with my boiler (actually my Gran's - shes just been quoted £1650 to have it replace... [Read more]

1

how much kw has a vaillant type vp5ze?

how much kw has a vaillant type vp5ze, since we are looking for a new Kettle and nobody knows this.

need to identify a valliant boiler?

Hi I have a picture of the boiler but now where on the casing does it say the model

1

how do i fix my valliant ecotech pro boiler?

its showing a fault of F.28 or sometimes F.29. Cant get heating or water

valliant turbo max plus 242-s fault 29?

i turn the boiler on it fires up for about 20secs then turns off and comes up with f29 any ideas please

vaillant hot water boiler ?

I need a wiring schematic for vaillant hot water boiler model # ga92-040?

2

vailiant glow worm turbo max 828e?

what does f22 mean on the boiler please

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need installation instruction for valient ecotech plus 428?

The Installer have left the country with unfinished job. 2nd enginner needs the instruction mannual.

2

how can i fix vaillant ecomax combination boiler?

i have no hot water or heating the fault shows numbers f21 34 25 50 48

2

how to fix my vaillant combi boiler?

My vaillant boiler manual does not show where to connect pump to pressurise expansion vessel help

1

fault s13?

i have a vaillant combi boiler does not ignite on hot water or central heating comes up with s13 i think this ... [Read more]

Valliant Ecotec pro 28 F22 error no hot water- which pressure gauge to open?

Our Ecotec Pro 28 is coming up with the error F 22. I know I have to fill it with water but I don't know whic... [Read more]