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Mend TEC Home Heating Systems

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Mend Tec

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We have 134 questions about mending 'tec' in category Heating, Home Heating Systems

How to mend Tec

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Mend baxi combi boiler
1

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 f... [Read more]
Mend combi central heating pressure
2

vaillant eco-tec plus combi boiler?

i have great central heating but very low pressure from hot water taps, what should i check.
Mend baxi combi water time

baxi duo tec combi 28 he?

my hot water, is not hot is cool all time
Mend faulty boiler 24
1

How to repair faulty Boiler?

I have Vaillant eco Tec Pro 24 and when I start open the boiler start ignite for 10 second and shutdown and do... [Read more]
Mend if pressure high eco
1

What do you do if pressure go high on my vaillant Eco TE?

How to fix vaillant eco tec plus boiler when pressure go high when you use hot water
Mend system shows f 9 fault
1

system shows f 9 fault?

f 9 fault
Mend boiler losing pressure

control panel [k] shows fo?

boiler losing pressure display shows fo
Mend hot water time turn tap
1

hi i have eco tec pro .hot water goes on off every time ?

hi when i turn the hot water on hot water come but stops then i have to stop the tap for a wile then turn it o... [Read more]
Mend combi water pressure boiler working
1

baxi duo tec combi he a range, how to get water pressure up?

need to get water pressure up boiler not working
Mend combi boiler 30
1

Decrease pressure baxi combi boiler?

Hi I have a problem with a 3yr old Baxi combi Duo Tec 30 - no special filling loop - just valves. Pressure has... [Read more]
Mend e 50 baxi
2

e 50 baxi?

hi i have a baxi duo tec 28he and i'm getting the e50 code dhw sensor tried replacing but still get the same f... [Read more]
Mend vaillant pro 28
1

vaillant eco tec pro 28 diverter valve leakage?

I just have a deep look in the vaillant eco tec pro 28 after having problem with this that presure is keeps go... [Read more]
Mend water pressure combi house
1

vaillant eco tec pro water pressure keep goes down?

I have vaillant eco tec pro combi boiler fitted in my house i have just noticed that the water pressure of boi... [Read more]
Mend boiler error code heating

Baxi duo tec 40 error code 128?

This is a brand new boiler,after it cicles through its start up check,error code 128 appears and boiler won't ... [Read more]
Mend boiler water mins

i have a valiant eco tec plus 824 boiler It keeps running out of water as s?

i have a valiant eco tec plus 824 boiler It keeps running out of water as soon as i fill it up within say 5 mi... [Read more]
Mend vaillant eco tec
1

vaillant 824 eco tec?

Hot water runs hot for about a min then runs cold leave it will run hot again,heating working ok but when heat... [Read more]
Mend tec hot water
1

vaillant 824 eco tec?

My boiler runs hot water for about 3mins then gose cold leave it for about 3,4 mins then runs hot the heating ... [Read more]
Mend boiler tec pressure
2

how can I fix my Vailant ecoTEC plus 831 boiler?

My eco TEC 831 is unable to maintain the pressure at 2 bars, it is 1 bar over and going into the red zone. Any... [Read more]
Mend heating boiler vaillant

problem with 418 boiler?

have an eco-tec 418 approx 3 years old on open vent lboiler kettling checked air and fitted new pump any answe... [Read more]
Mend baxi boiler duo
1

How to depressurize Baxi boiler?

Hi when repressurizing my Bax Duo Tec Combi HE A 33 which has low pressure on the odd occasion I've stupidly ... [Read more]
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