How to mend Vaillant Hot Water Heating

1

what is wrong with my Vaillant Sonnet 18?

The hot water is working fine but the heating system is not working. Can you tell me why, as it is a very old... [Read more]

2

What does the error code "F22" mean?

My Vaillant Ecomax 824 Combi-boiler is showing the error code F22 and it's not producing any hot water or heat... [Read more]

2

How can I fix this Valliant problem?

When I turn off my central heating and have turned all the controls off why does the heating still stay on whe... [Read more]

vaillant eco tec pro 28 ?

My central heating goes off when I open the hot water tap. To get the heating back on I have to switch the ce... [Read more]

1

vailant 242e turbomax and the temp keeps fluctuating?

My central heating is working fine. But everytime we use the shower or the bath tub the water temperature keep... [Read more]

1

Vaaillant Turbo Max 828-5e? combi boiler?

Having drained radiator to remove and then replaced and refilled system has lost pressure and will not reheat ... [Read more]

12

Would router interfere with wireless room thermostat?

Our room thermostat ( Honeywell) has ceased to communicate with our boiler.This coincides with having a router... [Read more]

5

No heating, but hot water. Boiler tells me there is ' NO demand for heat'?

I have a Vaillant ECOtec plus combination boiler. I rang Vaillant and they asked me to make various checks. T... [Read more]

Ive ingintion and flame but no hot water or heating?

Boiler is alight but can not get any hot water and heating,water level in boiler is normal .make and model,vai... [Read more]

5

what is fault F75 on vaillant ecotec 360?

boiler does not come on so no hot water or heating.

2

first no hot water , now no heating vaillant 282e?

is there muck in the tubes of the pressure switch or is it the micro switch for that white arm behind the pum... [Read more]

1

how can i fix my valliant turbo max plus 828e ?

hot water runs hot then cold, hot then cold all the time. heating is fine.

1

I have a vaillant eco tec and the pressure is only 0.8. ?

I have a vaillant eco tec and the pressure is only 0.8 so therefore the heating is working but there is no hot... [Read more]

1

Rising Pressure on Vaillant ecotec plus - What to do?

My Vaillant ecotec plus boiler is nearly a year old - it was fine all year giving just hot water but as soon a... [Read more]

1

My hot water has not come on. Why?

My hot water has not come on my vaillant combi boiler but my heating has. What could be the problem?

2

Why do I have hot water but no central heating?

My wall hung Vaillant condensing boiler is providing hot water but not central heating and does not show a fau... [Read more]

4

pressure on vaillant ecotec pro28 boiler?

I have a vaillant ecotec po 28 boiler in my new home, which produces gallons of hot water, but as son as I tur... [Read more]

1

Vaillant Turbo max plus 828F display says S. 07?

The radiators have just been bled, no hot water now, central heating does not work either. Do we need a new p... [Read more]

Valliant boiler - Hot water but no heating?

I'm guessing that the problem is that the pressure is too low, as it's under 1.0. I have followed the instruc... [Read more]

Vaillant VCWGB242EH GC 4704413 Combi goes out immedi?

Hi, am working on the above boiler, was leaking at the auto air vent so tested the expansion vessel to find it... [Read more]