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Fix Fault Tec

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We have 110 questions about fixing 'tec' in category Heating, Home Heating Systems

I have no hot water from Vaillant eco tec 937?

I have no hot water from Vaillant eco tec 937- only cold water flows through the hot taps - diverter valve replaced last week - might this be the flow sensor or something else - (radiators are working ... more
home Fix label Heating label_important Home Heating Systems category Vaillantdone

home heating system?

my eco tec vaillant boiler heat water but the central heater can not start
home Fix label Heating label_important Home Heating Systems category Vaillant

lhow to fix Vaillant ect tec pro f75 fault?

My vaillant ecotec pro 28 He combo Ng has come up with a F75 fault.I can reset it and everything's fine until the next morning when I've got no heating or hot water. I've checked the water pressure b ... more
home Fix label Heating label_important Home Heating Systems category Vaillantdone

Hi my boiler vaillant eco tec plus it has fault 70 what's a problem? Thanks?

I got boiler vaillant eco tec plus,I move it from down stirs to up stirs.after installation up stirs in display show fault 70.
home Fix label Heating label_important Home Heating Systems category Vaillantdone

Losing water?

Hi, I have a Vaillant eco TEC 831 boiler. It has needed topping up several times in the 3 years since it was fitted. This weekend, it needed doing again. While filling it, I noticed the carpet was ... more
home Fix label Heating label_important Home Heating Systems category Vaillantdone

duo-tec?

i have error code E19 can any one help what it may be
home Fix label Heating label_important Home Heating Systems category TEC

Vaillant eco tec 624 s 41 error?

My Vaillant eco tec combi boiler water pressure gauge is constantly in the red when central heating is on. The higher the heating is turned up it goes off the bar scale. How can I rectify this?
home Fix label Heating label_important Home Heating Systems category Vaillantdone

eco tec plus vaillant vcw be 296/3-5h?

op display f 27 vreemd licht staat op boekje de ketel ontsteek niet na paar keer reseten ioninatie pen en onsteking is dat de zelfde stuk wat kande orzaak zijn en hoe kan ik herstellen aub
home Fix label Heating label_important Home Heating Systems category Vaillantdone

how can i fix my vaillan eco tec plus?

how can i fix my vaillan eco tec plus boiler it is leaking from a valve inside and it says f22 on the front of the boiler and this is because it's losing water can you tell me what the part is called ... more
home Fix label Heating label_important Home Heating Systems category TECdone

Pressure vaillant echo Tec Boiler?

When i put the heating on for a few hours then turn it off and turn a hot tap on the pressure in the boiler goes and the water goes cold so i have to top the pressure up each time i have bled the radi ... more
home Fix label Heating label_important Home Heating Systems category Vaillant

pressure gauge in the red zone / vaillant eco tec pro 28?

I have a Vaillant Eco Tec Pro 28 and when the central heating is running the pressure gauge goes up into the RED ZONE. But not all the time. It happens every other day. Is this a problem I can fix mys ... more
home Fix label Heating label_important Home Heating Systems category Vaillantdone

how do i fill my ecto tec plus 618 ?

My water pressure has dropped as I bled the radiators. I cant remember how to refill it. The heating engineer did show me last year (he turned some sort of screw I think) but cant find them. va ... more
home Fix label Heating label_important Home Heating Systems category Vaillant

i've just turn on my heating and it keep flashing 0.6 bar?

I have a vaillant 824 eco tec, and it is making this funny noise and it keep flashing 0.6bar. What does it mean? Please help Ad
home Fix label Heating label_important Home Heating Systems category Vaillantdone

Baxi Duo tec boiler, hot water but not from one tap?

I have the above bolier, all the hot water taps in the house are running hot except the bath tap which is cold, the boiler does not click on when I turn the bath tap on. What could be wrong with i ... more
home Fix label Heating label_important Home Heating Systems category Baxi

my vaillant eco tec plus does not start it shows nothing in the display?

The hot water stopped . There appears to be no activity from the boiler and there is no display .
home Fix label Heating label_important Home Heating Systems category Vaillantdone

Valiant Eco Tec 837 combination boiler ?

with the above boiler. (3 years old) I have a leak from the above boiler with water dripping from the lower casing. obviously a leak from an internal pipe, however is anyone aware of a common fault ... more
home Fix label Heating label_important Home Heating Systems category TECdone

fault codes f18-f19?

fault codes on valliant eco tec +937 f18-f19
home Fix label Heating label_important Home Heating Systems category TEC

where do i find reset button?

where do i find reset pressure on my valiant eco tec plus 824 showing f22 problem
home Fix label Heating label_important Home Heating Systems category TECdone

Baxi duo-tec combi boiler constantly loosing pressure now no power?

Over the past month the boiler has had to be pressured almost every day. I thought the constant dripping was from overflo pipe hence the bowl underneath to catch rusty coloured water. Now there is no ... more
home Fix label Heating label_important Home Heating Systems category Baxidone

vaillant eco-tec plus combi boiler?

i have great central heating but very low pressure from hot water taps, what should i check.
home Fix label Heating label_important Home Heating Systems category Vaillantdone

Fix Fault - Heating, Home Heating Systems

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Fix Fault - Heating, Home Heating Systems

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