How to mend Vaillant Ecotec

vaillant ecotec plus 937?

pressure rising from 1.2 to 2.4bar in couple of hours even with boiler turned off. Suspect plate heat ex. any ... [Read more]

how to fix f22 on vaillant ecotec plus 418?

I came home to a fault f22 on my boiler. How do I pressurise my boiler as I cant see any taps or anything unde... [Read more]

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Vailllant ecotec plus 937 - fault code?

I had a power cut and switched off my boiler (ecotecplus 937). When power was restored I put it back on and th... [Read more]

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recurrent F22 error code on Vaillant ecotec plus 624?

keep topping up water Pressure but it keeps dropping.checked for leaking rads and nil found.Any suggestions?

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pressure gauge in red?

Valliant ecotec plus 824 boiler. Pressure guage is in red and can't get it to come down. When press the - butt... [Read more]

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Boiler turns on and off at will?

I have a vaillant ecoTEC Plus 837 boiler that is almost 3 years old. This is controlled by a salus wifi contr... [Read more]

Boiler turns on and off at will?

I have a vaillant ecoTEC Plus 837 boiler that is almost 3 years old. This is controlled by a salus wifi contr... [Read more]

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Boiler water pressure?

A radiator was removed a week ago,not needed ,now the pressure in tank for Valliantboiler KEEPS dropping to z... [Read more]

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heating flow slow to heat radiators?

have vaillant ecotecpro it takes a long time for radiators to heat up can be as long as1 to/2 hours. recently... [Read more]

Have topped up the pressure on my Vaillant boiler but wont fire up?

Vaillant boiler pressure dropped to bar 0,6. Turned taps on and pressure now at 2,o bar but heating won't com... [Read more]

My gas vaillant ecotec plus 831 boiler won't start?

My gas ran out, I put some in an got the supply back on again, I tried to restart it but it won't so I opened ... [Read more]

how can i fix my problems?

hi i have an vaillant ecotec plus824 boiler and keep giving me an error f75.i have ordered a new spare pres... [Read more]

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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... [Read more]

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How can I fix my plugin timeswitch?

just installed vaillant timeswitch (plug in 130). Timer is working (clock) but only calls for heat when switc... [Read more]

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How can I fix my vaillant combi boiler?

F22 flashing, don't know what tap to turn on

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 go... [Read more]

how do i reprogram my ecotec boiler ?

I have a Vaillant ecotech 831 boiler, I get a status code SFH and have been told I should reset all the parame... [Read more]

vailant 831 ecotec combi?

boiler comes up with f49

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How can I fix my valant ecoTEC exclusive 832 on F75 after changing sensor u?

how can I fix F75 on my ecoTEC exclusive 832. I have installed it 3 years ago. in the first 2 years it has fa... [Read more]

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EcoTEC pro 24 Vaillant bioler flashing F22, water level 0.4?

Hi - I need help. My new EcoTEC pro 24 Valliant boiler is flashing F22 and showing he water level to be 0.4. I... [Read more]