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  1. P

    Can't refill Vaillaint ecotec

    The system at my new house was drained and now I can't refill it. The Ecotec pro hasn't got the handles underneath, but I used a screwdriver to turn the valves. I tried them all (except gas) - in pairs - as I know you have to do 2 together - but no joy. No filling sound or increase in...
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    Earth block

    Hi all, I can't afford an NICEIC electrician, so please consider the following hypothetical situation. I have a really old junction box in the loft, with 8 different sets of old wiring (red, brown, black) going into it. I want to tidy this up a bit, and having carefully made a note of what...
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    vaillant - which tap to open?

    Hi, I've a vaillant ecotec plus 831 - need to increase pressure in system (had to cut the bottom out of my cupboard to get to the taps). Picture below. http://img213.imageshack.us/img213/6144/boiler.jpg Question is which tap(s) to turn on to increase the pressure. Top of picture is front...
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    CCU vs DP switch

    Hi, Probably a silly question, but what's the difference between a 45A Cooker Control Unit and a 45A DP switch? Are they interchangeable? Thanks, PR
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