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Trayford close coupled toilet?

30 year Trayford close coupled cistern has plastic elbow to connect toilet pan and horizontal screws are loose... [Read more]
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Throttle issue?

the throttle on my Honda HF2417 ride on mower does not seem to affect the speed of the engine if its on tortoi... [Read more]
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McCulloch gladiator 550?

McCulloch gladiator 550 How to fit cable in trigger
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We have 1279 questions about mending 'vaillant'

How to mend ... Vaillant

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how can i fix my vaillant boiler ?

can you help me i do not know the exact model no. of my boiler but on the labels it says VCW GB 221,240,280H.I... [Read more]
Mend Heating, Home Heating Systems

new divertor & pcb?

how do i get the water to go hotter on my vaillant turbomax,just had new pcb and divertor fitted rads ok ,wate... [Read more]
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FUSE FAULT?

Ihave a vaillant combi boiler problem the small fuse on the printed circuit board keeps blowing
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correct water pressure in a vaillant turbotec central heating gas boiler?

i have a vaillant gas central heating system with 10 radiators and i was wondering what would be the correct p... [Read more]
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F28 Error on 5 year old Vaillant Ecomax 828/2E boiler?

My boiler has packed up and is indicating an F28 error. It looks like the air intake pipe has melted (what wou... [Read more]
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Vaillant GB2 EH - Got DHW but no CH and its freezin!?

Hi Guys - am in desperate need for tips on how to fix our Vaillant VCW-GB-282 EH Combi. Installed about Apr 19... [Read more]
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vaillant ecomax824E f05 code showing?

vaillant ecomax824E condensing combi vuwgb246ecv showing fault code f05 on display fan pump runs diverter val... [Read more]
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vaillant water heater?

need a diagram of a vaillant mag 125/7 water heater for a campervan think there is a screw or plug missing any... [Read more]
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fellow engineers, advice on ecomax?

righty ho, vaillant ecomax firing whistling and extinguishing. it blew a hole in the flexible re-enforced t... [Read more]
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Vaillant Turbo Max Pro 28E water level?

Hi there, can someone please advise how to refill the system, when the pressure gauge is below the required le... [Read more]
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high pressure?

I have a 6month old Vaillant Combi ecoTEC 937. The pressure keeps rising to 2.8/2.9/3bar. has anyone got any... [Read more]
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how to fix my vaillant turbomax plus 824e?

i have lost water pressure how do i build up water pressure after removing radiator
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vaillant ecoTEC plus 428 displaying fault 23?

vaillant boiler ecoTec Plus model 428, was installed on Saturday 25th October 08 and now has displayed f 23 on... [Read more]
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Vaillant water leak from bollier?

I have a Vaillent ecomax 824/2 and it works ok with just hot water but has problems when i turn on the heating... [Read more]
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How do you increase the water pressure on Vaillant Ecotec plus boiler?

I have the above combi boiler, I am not too sure about the model no. it is about 2 years old. The pressure is ... [Read more]
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vaillant boiler ?

How di i top up the boiler with water. I need the white handle to be in line or just above the red one. That m... [Read more]
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how can i repressurise my vaillant turbomax boiler?

where can i find the taps to repressurise my vailllant turbo max boiler?
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when we put radiators on pressure falls to zero yet all rads work ok ?

we have checked for leaks but cannot find any what could it be its a vaillant turbomax combi boiler 5 yr old
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Vaillant 828 / 2e Boiler hot water issue?

Hi I need help, I have a vaillant 828/2e turbomax boiler and I'm having problems with getting constant hot wa... [Read more]
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How can I fix my Vaillant Ecotec 831 boiler?

How can I fix my parents Vaillant Ecotec 831 boiler? It is nearly 2 years old and has failed numerous times s... [Read more]
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Vaillant VCW-Sine18 T3WFH Lights but then goes off after 5 Min?
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how do I rectify the fault as detailed below?
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Vaillant F22 fault?
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Vaillant condensing boiler ecoTEC plus?
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Vaillant ecotec 831 plus?
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Boiler over pressure on the hot-water side?
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how to fix water pressure its down at bottom of grey part?
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Vaillant eco plus 531 boiler?
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Vaillant 828E - no hot water?

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