How to mend Vcw Vaillant Boiler

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looking for a pump?

my boiler central heating does not work any more looking for a pump It is a vaillant combi heater VCW T3W , ... [Read more]

Looking for a service manual for Valliant Combi-boiler balanced flue VCV GC?

Is there a Service Manual available for the above GC No 47 044 14 VCW GB 221H

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How to pressurise expansion vessel?

Vaillant Combi boiler VCW 282 central heating expansion vessel needs to be re pressurised as it is causing hig... [Read more]

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]

Ive ingintion and flame but no hot water or heating?

Boiler is alight but can not get any hot water and heating,water level in boiler is normal .make and model,vai... [Read more]

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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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how can i fix my vailent combi model vcw 242eh?

pressurised boiler after flushing rads , to one bar,when running heating the pressure rises to two bar,when ch... [Read more]

Combi Gas Boiler?

My boiler is turned up to maximum on both domestic hot water and radiator temperature. The DHW is warm to medi... [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]

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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 242 slow to ignite?

Hi all, I have the above model & have a slight problem, boiler is slow to ignite when heating is calle... [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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Vaillant vcw sine T3W pressure drop?

Hi I have a vaillant vcw sine t3w boiler which is fine on the water circuit, but when central heating side... [Read more]

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]

How can I fix my Vaillant-sine T3W?

Vaillant VCW-sine T3W. I recently added some system cleaner and have run the c/heating several times.After the... [Read more]

Heating wont work?

I have a Vaillant VCW 242EH boiler. The plumber replaced a valve as we had no hot water downstairs, but we did... [Read more]

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What is the correct setting for the flow thermometer on a combi boiler?

I have a vailant VCW GB 242 EB. THe Flow thermometer is as low as it can be and I was wondering if this is co... [Read more]

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how can i fix the pressure on my vaillant VCW T3W boiler?

The hot water and CH is not working i think due to loss of pressure. On the gaugue its pretty close to the 0 m... [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]