How to mend Vaillant Vcw

2

how can i get my vcw GB 242 E H to fire up?

boiler is used for central heating only no hot water connected, boiler runs, fan runs pump runs but no sparki... [Read more]

2

How do I top up water in system?

I have drained water from radiator prior to moving it But am unable to find where to add water to replace it. ... [Read more]

1

How do I re-pressure Vaillant VCW-sine 18 T3WF H combi boiler?

I have a Vaillant VCW-sine 18 T3WF H combi boiler that has lost water pressure. I haven't got the manual and a... [Read more]

1

valiant combi VCW GB 242EB?

i have supply of hot water through my combi boiler but the heating does not fire up? also the pressur keeps d... [Read more]

1

My Vaillant VCW combi-boiler doesn't provide hot water for bath?

Although all the controls are turned to maximum my Vaillant VCW GB 242 EH combi-boiler doesn't provide hot wat... [Read more]

1

Wiring diagram for a room stat on a Vaillant VCW 242 E H?

I am after a wiring diagram for a Vaillant VCW 242 E H so i can install a room stat for controling the central... [Read more]

1

Wiring diagram for a room stat on a Vaillant VCW 242 E H?

i am after a wiring diagram for a Vaillant VCW 242 E H so i can install a room sta for controling the central ... [Read more]

10

Pressure Gauge on Boiler keeps dropping to zero?

Hi, I have a Vaillant VCW-Sine 18 T3 WF H combi boiler. The last 2 days I have been contiunally filling up th... [Read more]

6

Vaillant VCW GB242EH (1991) Leaking - Domestic Heat exchanger gone?

Hello Is it a difficult job to replace this. Had 2 gas engineers look at it (including Vaillant themselves)... [Read more]

3

Leaking Vaillant VCW-GB 242 EH Combi-boiler?

I had air in my upstairs radiators so I've bled them and topped up the pressure to just below 1bar. When finis... [Read more]

1

How do I get my boiler to cut off ?

I have a valliant combi boiler VCW GB 242, the hot water doesn't cut out any more but continues running even a... [Read more]

1

the pilot light on my Valliant VCW 242 boiler will not light?

I have checked electrics and all seems ok but can not get pilot to light, lock out reset switch not doing tric... [Read more]

1

how do i fill my vaillant boiler?

I have a Vaillant VCW-sine 18 T3 W boiler which has been leaking for a while. My gauge shows no water pressure... [Read more]

1

How to fill Vaillant Combi boiler?

Hi there The pressure on my wall mounted Vaillant combi boiler (VCW sine 18 T 3 W F H) is low... I understa... [Read more]

2

How do i light the pilot light on a Vaillant combi VCW Sine 18T3WFH?

Hi Have moved into a property with an old vaillant boiler which has a green button a red button and a grey ... [Read more]

2

How can fix my Vaillant VCWGB 282EH combi boiler?

My vaillant VCW GB 282 EH boiler failed to heat raditors but hot water supply seems to be working. I found it ... [Read more]

1

I have a noisy VCW Sine TCW Vaillant Combi Boiler after bleeding the rads?

I bled 2 upstairs radiators which were cold at the top and let out quite a bit of air but having done so, the ... [Read more]

2

Vaillant boiler safety switch pops out after about an hour?

I have vaillant boiler model VCW-sine 18 T3w FD H. problem: after running for about one hour it cuts off ... [Read more]

1

Why no hot water from my Vaillant VCW GB242 E? Heating O.K?

I can use the heating fine , but no hot water when I turn on the hot tap, (note , the temp. control knob is no... [Read more]

1

how can i fix my vaillant vcw gb 240?

the fan on the boiler runs constantly, it gives hot water but no heating. there is presure of 1.5 bar i have o... [Read more]