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We have 136 questions about mending 'water vaillant valve'

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Mend Heating, Home Heating Systems

vaillant vuw 242?

is my diverter valve faulty on the hot water. the heating flow pipe gets hot when the hot water is running and... [Read more]
Mend Heating, Home Heating Systems

vaillant vuwgb242e boiler?

heating side of it started to hit mian trip out, but hot water was fine. now the hot water is causing it to tr... [Read more]
Mend Heating, Home Heating Systems

How do I mend my Vaillant Combi Boiler?

It has stopped from heating water both for the taps and the radiators. Pilot lights are still on, and flame ... [Read more]
Mend Heating, Home Heating Systems

Boiler overheating and making noises Vaillant VCGB 112/142EH?

Had a new 3 port valve changed as radiators were coming on at the same time as water even though only water wa... [Read more]
Mend Heating, Home Heating Systems

Vaillant Turbomax 242e water running hot then cold then hot?

I have a Vaillant TurboMax 242e. The hot water runs hot then cold then hot, with the burner turning on then, p... [Read more]
Mend Heating, Home Heating Systems

Vaillant TurboMAX Plus 824e -No Central Heating. DV ok?

Boiler appears to function normally with plenty of hot water, no fault codes, pressure 1.8bar but I cannot get... [Read more]
Mend Heating, Home Heating Systems

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]
Mend Heating, Home Heating Systems

fault f.22 on vaillant eco plus boiler?

hi, i also have a problem with my vaillant boiler ecoplus,the f.22 code comes up(low pressure fault) when i re... [Read more]
Mend Bathroom Appliances, Baths and Showers

Heating wont work?

I have a Vaillant VCW 242EH boiler. The plumber replaced a valve as we had no hot water downstairs, but we did... [Read more]
Mend Heating, Home Heating Systems

mag 125 vaillant?

i have availlant mag 125 which was frost damaged,i have replaced the top of the water valve and diaphram there... [Read more]
Mend Heating, Home Heating Systems

How do I fix hot water on the vaillant combi boiler?

the central heating is running well but the hot water has stopped. I was told to change the diverter valve. Wo... [Read more]
Mend Vehicles, Mobile Homes

How to repair a Vaillant Mag GB 9/1oz water Heater?

Heater is burning very strong and control valve will not shut it down. I have replace the following:- Control... [Read more]
Mend Heating, Home Heating Systems

vaillant turbomax F23 error keeps coming up when I turn on the central heat?

Th heat exchanger and the diverter valve were changed on my boiler as the hot water and the central heating ke... [Read more]
Mend Heating, Home Heating Systems

Vaillant Ecotec plus; no hot water?

I feel that perhaps I have caused the problem with my boiler. I am intermittantly having problems and recent... [Read more]
Mend Heating, Home Heating Systems

Vaillant TurboMax Diverter Valve problem?

I'm sick of repairing this TurboMax. First, a history of problems. The diverter valve, then a switch on th... [Read more]
Mend Heating, Home Heating Systems

vaillant turbomax plus is not responding to settings?

Hi just wondering if any one has an idea why my vaillant turbomax plus is not responding to the set settings. ... [Read more]
Mend Heating, Home Heating Systems

Hot water on a Vailllant ecoMAX 828/2E?

The hot water from our Vaillant ecoMAX 828/2E takes a long time to get hot even when you have the water flow l... [Read more]
Mend Heating, Home Heating Systems

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]
Mend Heating, Home Heating Systems

Why is my heating not working ?

Vaillant 628 thermocompact boiler ( sealed pressurised system) Drayton 5/2 timer for heating and water + Pott... [Read more]
Mend Heating, Home Heating Systems

overpressure boiler?

my vaillant turbomax boiler is reaching 3 bar and water is dripping from the pressure relief valve any ideas?
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