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    Water supply 13L per minute ~ which boiler system?

    As far as i am aware their has never been an incident with an unvented cylinder installed to g3. Big burner do you install gas boilers ? havnt some of those exploded ? best avoid them as well perhaps or learn how to install unvented.
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    Water supply 13L per minute ~ which boiler system?

    Better late than never
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    Replacing a combi

    Expansion vessell may just need topping up. If it does check the prv isnt damaged.
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    Water supply 13L per minute ~ which boiler system?

    If you get the pipe upgraded and still have low flow you could consider combining a combie with a cylinder. Run the shower from the combie and the other hot water from the vented cylinder. The result will be good showering fast filling baths and shower and bath can be used/filled simultainously.
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    Viessmann 200-W WB2B - Help With Accesories

    Ring viessmann technical and ask for hugh he is very patient and can deal with any level of novice or engineer. Remember its a technical help line not a diy help line
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    Boiler only coming on for a minute, system problem?

    With hot water and central heating running measure the return temp and the flow temp at the boiler. Turn off hot water and measure the temperatures again. What pump is fitted and what setting is it on?
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    Viessmann 200-W WB2B - Help With Accesories

    I have fitted many 200 and 300 units and can give advice if required. If you call veissmann technical they are top of the game and will help you through any problems you have.
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    Worcester 24cdi boiler broken down this eve of all times!

    Did you get the fault fixed? if so what was it?
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