How to mend Water Vaillant Combi Boiler

1

Adding dispersants to circulating water?

We have a Vaillant Combi, whic is persistently (at 2 year intervals) having to have the hot water heat exchang... [Read more]

2

Vaillant combi boiler, loss of pressure when hot water is on?

Hi, can anyone help? I have a Vaillant combi boiler about 7 years old, central heating works fine and so does ... [Read more]

2

Vaillant VCW, no hot water or heating! help desperatly needed?

I have a vailllant VCW GB 282E and the hot water and the heating do not work. I havnt had the boiler on for th... [Read more]

1

Boiler going on/off independently of timer & no heating?

I have a Vaillant Combi-boiler VCW-GB 242E. It is continually switching on & off heating the water to boiling... [Read more]

4

my combi gives hot water but central heating not working. ?

Have reset the Vaillant boiler as per instructions but still no heating. The pressure is too low but can't see... [Read more]

How can I get the pressure back up on my combi boiler?

I've removed a radiator to decorate. The pressure on my valliant combi boiler has gone down to zero I'm presum... [Read more]

1

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 w... [Read more]

2

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

intermittent hot water - Valliant Combi?

Hi, I have a Valliant Combi (about 10yrs old, no model number that I can find) that sometimes just doesn't giv... [Read more]

1

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

hot water?

i have a vaillant combi boiler and cannot get hot water

2

water dripping out of overflow pipe from boiler when CH on?

I have a Vaillant combi boiler and when i put on the CH water is dripping from a pipe that looks like an overf... [Read more]

Vailant Ecotec Plus 837 Radiator heating issue. fault 22?

Hi I recently replaced my old boiler with a new Vailant 837 combi and my heaters dont seem to be heating up, t... [Read more]

valiant combi boiler with code F.28 help?

no hot water no heating can't find manual code F.28 wot does this mean?

vaillant combi 24e turbomax?

boiler trips out, stays on when running water then when water switched off cuts out and then no central heatin... [Read more]

Cannot turn heating off?

I have just moved into a house with a Vaillient combi boiler. I cannot turn the heating off by any means, I h... [Read more]

1

PRESSURE DROP ON VAILLANT 282E DHW?

WHEN USEING HOT WATER ON MY COMBI THE GUAGE PRESSURE DROPS AND WHILE IT IS RUNNING I HAVE TO FILL THE BOILER U... [Read more]

Vaillant Combi boiler, no hot water through taps when central heating is on?

Hi There, We have a vaillant combi boiler which, for some reason, when we have our central heating on, no hot... [Read more]

5

How can I fix my vaillant ecoTEC PLUS 837?

Becouse of an emergency we had to turn off the house water tap. After resolving the problem I turn it on but I... [Read more]

2

Vaiilant Combi no hot water?

My problem is slightly different to others prevoiusly mentioned. I have a vaillant Turbomax combi, I get ho... [Read more]