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  1. C

    y plan fault

    hi guys.. i've got a problem with my Y-plan system.. central heating and hot water both working fine from the programmer and the room stat.. when i have the hot water on alone it is fastly moving up the expansion pipe and filling the tank in the loft causing it to overflow.. i've fitted...
  2. C

    Y-plan heating problem.. Please help me!!!

    hi guys.. i've got a problem with my Y-plan system.. central heating and hot water both working fine from the programmer and the room stat.. when i have the hot water on alone it is fastly moving up the expansion pipe and filling the tank in the loft causing it to overflow.. i've fitted a...
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