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  1. N

    Water wont come on without heating!!!

    Thanks for that. Great diagram very clear. I'll have a poke about with My meter in the morning Cheers
  2. N

    Water wont come on without heating!!!

    Thanks for the diagram. Looks almost identical to the one I have. I have followed it through and everything appears fine going throughout both stats valve and pump. I'm not too sure on the wiring in the back of the controller, but it appears ok.
  3. N

    Water wont come on without heating!!!

    Hi, Should have said the 3-way valve is a Drayton ma1 and a Drayton lp522 controller. I have changed both for brand new units, neither have made any difference.
  4. N

    Water wont come on without heating!!!

    HELP!!!!! I have recently moved into a new house and have encountered a problem with my central heating. The HW wont turn on without CH. CH will run fine on its own. The only way which the 3 way valve will switch to HW is when both are turned off. As soon as I switch HW on, the valve...
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