How to mend Vaillant

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Hot water prob on Vaillant VCW GB 242 EH?

DCH fine, but I can only get a steady flow of hot water with the tap fully open, and although hot, its certain... [Read more]

flashing rad symble?

Changed pump on my vaillant eco plus 837 fired up no problem its been running 1 hour 'Rad symble has started t... [Read more]

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vaillant VUW 242e locked out?

as soon as boiler is switched on it goes to lock out immediately, pump runs, green light on, orange heating de... [Read more]

How can I fix my vaillant water heater model 1630?

My vaillant water heater model 1630 is malfunctioning. The boiler comes on, but only provides very luke warm w... [Read more]

Idea Isar HE 24 Hot water but boiler will not fire up for rads ? ?

IdeaIsar HE 24 hot water but boiler will not fire up for rads ?

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How to replace the Water Pressure Sensor on Vaillant ecoTEC Pro 28 ?

My Vaillant ecoTEC Pro 28 died yesterday and it showed a fault code f73. Tracing the code on the manual I foun... [Read more]

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anyone know hoW to flush a valliant ecotec boiler or does it need a pro?

anyone know how to flush a valliant ecotec boiler or does it need a pro & how expensive would it be ? ... [Read more]

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should you flush valliant ecotec boiler befor fitting pump ?

should you flush valliant ecotec boiler befor fitting pump & at what cost

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How can I fix my Vaillant Ecomax 828e?

One radiator is not working on my heating system - Any ideas why? Pressure is now OK - although it was low, no... [Read more]

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what is wrong with my vaillant turbomax 24e- flue light flashing?

The boiler has just been recently serviced and worked fine until this morning. I ran the hot water and it took... [Read more]

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valient turbomax 242eh central heating will not operate once it reaches tem?

242 eh installed with 3 rads the boiler works fine in hot water when in ch and hot water mode ch reaches temp ... [Read more]

vaillant vcw 242 eh?

After DHW pipe is closed boiler start sparking again (with no fan start).After safety time boiler goes into bl... [Read more]

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how can i fix my vaillant t ecomax 824/2 no heating?

there is hot water but no heating . the fault code is S30 - no external heat demand . It has never gone wrong ... [Read more]

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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]

2

how to reset a vaillant ?

i am on a card meter for my gas when asleep my gas ran out i have now put my emergency but the boiler is displ... [Read more]

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no hot water VAILLANT turbomax vuw 242e, 282e?

i have a vaillant boiler and have had no hot water properly for a very long time. my rads work fine. I had a ... [Read more]

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Why is my hot water working but not my heating?

I have a valliant ecomax 824/2e the hot water is working fine but i have no heating!! Timer is working fine fr... [Read more]

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clean heat exchanger vaillant ecotec 831?

hello, can anyone give me a idiots guide to removing, cleaning and replacing a valliant ecotrec 831 heat ex... [Read more]

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How can I fix my pressure loss?

I have a Vaillant Eco Boiler which works very satisfactorily - EXCEPT the pressure needs topping up very often... [Read more]

Why is valliant boiler leaking?

Pressure has dropped in boiler, when I refill boiler it leaks from underneath