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    Oil Heatslave 12/14 hot water issues

    flow switch (measured on the output of the control board) shows 230V when hot tap is closed and 0V when tap is open. Is this correct?
  2. A

    Oil Heatslave 12/14 hot water issues

    Will do thanks
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    Oil Heatslave 12/14 hot water issues

    so... The arm on the valve does move when switching from HW to CH, if I move the arm by hand it will raise and spring back to its centre position, although it does not push down through its full range of movement as it does when the boiler switches from HW to CH. Earlier I meant the boiler...
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    Oil Heatslave 12/14 hot water issues

    Thanks again John I'll have a look now and drop down there tomorrow.
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    Oil Heatslave 12/14 hot water issues

    Thanks Any suggestions where I can buy a replacement?
  6. A

    Oil Heatslave 12/14 hot water issues

    I have an Oil Heatslave 12/14 which is not giving hot water. The central heating appears to be fine however. The burner will fire up if the boiler is switched on from cold and will continue to work if there is demand but appears to switch off when it reaches full temperature and then will not...
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