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Replacing full bulb housing unit in Neff oven?

Hi, I need to replace the full bulb housing unit in Neff oven model b47cs34n0b/01. However, I have not be... [Read more]
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How to fix Kenwood Slimline Dishwasher KDW45X20 with a F1 Er?

my Kenwood Slimline Dishwasher KDW45X20 keeps giving a Fault Beep F1, after about 15/20 mins or so into the wa... [Read more]
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How to reset after battery change?

Scantronic 9600. how do I reset after lid tamper
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Mend Vaillant Gb Boiler

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We have 77 questions about mending 'vaillant gb boiler'

How to mend ... Vaillant Gb Boiler

Pages 4321
Mend Heating, Home Heating Systems

Boiler going on/off independently of timer & no heating?

I have a Vaillant Combi-boiler VCW-GB 242E. It is continually switching on & off heating the water to boiling... [Read more]
Mend Heating, Home Heating Systems

air pressure tank in vaillant VC GB 2423 EH gas boiler?

how do i pressurize this air vessel? and to what pressue?
Mend Heating, Home Heating Systems

vaillant vc gb 221 h boiler cycling?

My boiler fires up as normal for about 15 seconds then switches off (pilot still on)cuts back in 10-15 mins la... [Read more]
Mend Heating, Home Heating Systems

Vaillant VC GB heating not working?

I have no heating. The boiler starts up and ignites for the hot water which works fine but when I switch the ... [Read more]
Mend Heating, Home Heating Systems

vcw gb 242 eh?

What is the BTU size of this vaillant combi boiler
Mend Heating, Home Heating Systems

vaillant vc112e boiler not firing up?

vaillant vc gb 112e lpg boiler not firing up. the red light next to the fault button is not on. i have checked... [Read more]
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How can I fix my Vaillant VC GB 242 EH boiler?

The gas pressure reduces just before the system reaches the set flow temperature with the result that the temp... [Read more]
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vaillant boiler VCW GB 242EH?

Central heating OK. D.H.W Intermittant working,ie,switch shower on and anything from 15/30 minutes will go to... [Read more]
Mend Heating, Home Heating Systems

Vaillant VCW GB 242EH combi boiler?

CH flame failure due to low water pressure. re- pressurised but wont ignite. pump , fan & DHW working OK
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vaillant gb 242 eh - what should water level be? please help?

Hi The Ch and HW keeps cutting out as pilot wont ignite.looked at the water guage - red and white hands - whi... [Read more]
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Does the VAILLANT - VCW GB 242 EH Boiler always have an expension vessel ?

I have seen I need to drain down the system prior to pressurizing the Expansion vessel and had it drained toda... [Read more]
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Vaillant VCW GB242 high pressure ?

I have a VAILLANT - VCW GB 242 EH boiler installed by the previous previous owner and no manual. When the hea... [Read more]
Mend Heating, Home Heating Systems

pressure loss in my Vaillant boiler?

my vaillant boiler model VC GB 242 EH is installed as a pressurised central heating & hot water system. The... [Read more]
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Vaillant VCW GB 242 EH Central Heating Overheat?

Hi, I'm having trouble with my boiler (actually my Gran's - shes just been quoted £1650 to have it replace... [Read more]
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Vaillant VCW GB 242 E :- Failure to iginite when central heating demanded?

My Vaillant VCW GB 242 E Combi Compact Wall Mounted Boiler is failing to ignite when the central heating is sw... [Read more]
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my vaillant VCW GB 221 boiler won't ignite?

I have an old Vaillant VCW GB boiler ( don't know the exact model could be 221 240 or 280h) the boiler won't i... [Read more]
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how to diagnose vaillant gb 242 problem?

how to rectify problem of no ignition on boiler no green or amber lamp on.not attempting to ignite or no gas... [Read more]
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Vaillant Gb 221 H Stays on?

After hot water use the boiler sometimes continues making a noise (the "working" noise) and the main flame wil... [Read more]
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vaillant vcw gb 242 eh boiler?

Can you please advise fault on dhw when hot water tap is opened boiler ignites runs for 10 secs then cuts out ... [Read more]
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Vaillant 242/2 Gas Valve noise?

My Vaillant GB 242/2 has just started making a noise when it attempts to strick. System runs up and even makes... [Read more]
Pages 4321
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Vaillant 828E - no hot water?
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Vaillant VCW-Sine18 T3WFH Lights but then goes off after 5 Min?
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Vaillant ecotec 831 plus?
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Boiler over pressure on the hot-water side?
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Vaillant condensing boiler ecoTEC plus?
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how do I rectify the fault as detailed below?
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Vaillant F22 fault?
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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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