How to mend Vaillant Gb Boiler

Programme?

Hi We have a Valliant Turbomax VUW gb 242/1e boiler. We cannot seem to work out how to programme the boiler... [Read more]

My boiler (VALLIANT WCW GB 242 E) is leaking drops of water?

Drops of water are leaking through a part, the part looks as if it has erroded (RUSTY), because it is rusty t... [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]

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]

5

Vaillant VCW GB 242 E :- Failure to iginite when central heating demanded?

My Vaillant VCW GB 242 E Combi Compact Wall Mounted Boiler is failing to ignite when the central heating is sw... [Read more]

my vaillant VCW GB 221 boiler won't ignite?

I have an old Vaillant VCW GB boiler ( don't know the exact model could be 221 240 or 280h) the boiler won't i... [Read more]

valliant tubomax gb 820 noise?

boiler is making high pitch noise when central heating on. The noise stops as long as the hot water tap is on.... [Read more]

1

how to diagnose vaillant gb 242 problem?

how to rectify problem of no ignition on boiler no green or amber lamp on.not attempting to ignite or no gas... [Read more]

1

Vaillant Gb 221 H Stays on?

After hot water use the boiler sometimes continues making a noise (the "working" noise) and the main flame wil... [Read more]

1

What is the correct setting for the flow thermometer on a combi boiler?

I have a vailant VCW GB 242 EB. THe Flow thermometer is as low as it can be and I was wondering if this is co... [Read more]

1

vaillant vcw gb 242 eh boiler?

Can you please advise fault on dhw when hot water tap is opened boiler ignites runs for 10 secs then cuts out ... [Read more]

1

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]

2

vaillant turbomax vuw gb 242e no lights up at all?

no power light up on boiler no ignition in fact nothing. checked power into pcb ok! power at transformer 18v.... [Read more]

Connect external Thermostat Vaillant TURBOmax GB 242/1E?

I need to connect an external thermostat to the above boiler but don't have a manual. does anyone have the wir... [Read more]

2

Leak from a vaillant VCWGB221H combi bioler?

I have a leak from LH side of the boiler near the d h w. heat exchanger i think, it is plastic black 3 tubed c... [Read more]

Vaillant VCW GB 182E Combi Boiler?

The boiler provides hot water on demand but the central heating will not come on despite the boiler, thermosta... [Read more]

1

Valliant boiler with low water pressure?

I have a Valliant boiler modelVUW GB 242E I always have to open the water inlet valve to keep the pressure up ... [Read more]

can i fix vaillant vcw gb 240 xh comb-boiler?

vaillant vcw gb 240 xh fab no 94 29315984 boiler is still working but... [Read more]