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  1. R

    Heating not coming on just Hot Water ?

    Thanks, This seems to be working, The Radiators are staying Hot, the only difference is that the hotwater is not as warm as it should normally be.
  2. R

    Heating not coming on just Hot Water ?

    Thanks, for your replies. I am going to try and buy and fit a new motor inside the valve. In the mean time I have Opened the valve to the MANUAL OPEN position. This means that when the HOTWATER switches on it now also causes the radiators to heat up as well. If I operate the system like this...
  3. R

    Heating not coming on just Hot Water ?

    Can any one HELP? The Radiators Fail to come on when switched on at the control box. The Hot Water Will come on however. I have traced the fault - their are two Honeywell V4043 Motorised Zone Valves, on the pipes out of the Oil fueled boiler. One is I assume the Hot Water which is Working, the...
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