How to mend Vaillant

4

what does f.25 mean on a vaillant ecomax boiler please..?xx?

hia ive got a vaillant ecomax boiler and on the display part it says f.25 and the water pressures down please ... [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]

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]

1

Why does my vaillant turbomax 824e keep coming on??

Hi there every hour or so my boiler turns on and I think just heats up the water in the system for about 10 se... [Read more]

poiler prussre is too high?

I have a Vaillant eco Plus 837 boiler, the problem I'm having is that the pressure reach 3.4 bar, I tried t... [Read more]

2

Vaillant Turbo Max pressure gauge playing up?

Four year old boiler, gauge playing up. shows very low pressure ie one or below one when CH is off. When on t... [Read more]

How can I fix my Valliant Eco TEC Classic?

It shows fault F25. What is this?

3

hot water flow problem?

i have a vaillant boiler when i turn the hot tap on the boiler only fires up when tap is fully open when you s... [Read more]

vaillant vcw gb 221 h heat exchanger?

i'm looking for a heat exchanger for a vaillant vcw gb 221 h the only part i can find listed doesn't look anyt... [Read more]

Cool radiators and luke warm water.Vaillant compact 637e?

I have a Vaillant compact 637e. It seem to be working OK as it's running and there are no fault codes, but my ... [Read more]

Vaillant eco max combination boiler?

boiler stop working showing F10 and now F30. please advice what is actual problem and how to go about. thank... [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]

3

How do i fix my boiler (Vaillent)?

I Have just bought a house that was a reposesion the boiler has been off for about a year (Poss more) the boil... [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]

4

Vaillant EcotecPlus Boiler --Pressure gauge erratic?

Hi: When my heating is on, the needle of the pressure gauge shoots right up to the red. Then when the heat is ... [Read more]

1

pressure gauge shows needle below one?

I have a turbo vaillant boiler. the needle on pressure gauge was below 1, so I added water to it taking it to ... [Read more]

1

Dial on red?

My vaillant boiler dial is in the red on the heating side

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]

Vaillant 828E tubomax plus?

There is a drip and the water is out of the C/H system. looking at the diagram it might be the flow sensor th... [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]