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heatmiser

  1. B

    Heatmiser UH3 troubleshooting

    Hi fellow electricians, Wondering if anyone out there can kindly help me out? I have a underfloor heating controlled by UH3 heatmiser. When thermostat control is activated, there is no boiler response and hence no heating. Has anyone come across a similar problem? Is it a relay fault within...
  2. L

    Heatmiser, user guide for dummies!!

    Hi, I've just moved into a new build and I can't figure out for the life of me how to work the heating. It's a Logic Combi ESP1 30 and there is a Heatmiser TM4 in the same room as the boiler. Then in the living room and bedroom there is a Heatmiser DS1 dial thingy which I also have no idea to...
  3. R

    Heatmiser UH8 volt free with a 230v switch wire boiler

    I haven't had the chance to install an UH8 before and it looks a cracking piece of kit. However I'm a little unsure on best place to get a Live from, to feed the Volt-free LS, with the LR going to boilers 230 switch. Take the UH8's main live or take the boilers? There's no valves at the moment...
  4. R

    NEST install on Heatmiser

    Hi. Customer has a Heatmiser UH8 with only 4 heating zones been used. Controlled by the slimline thermostat. looking at replacing the thermostat for 4 NEST and I’m an after a wiring diagram for the installation or guidance on installing the heat links to the UH8. Each zone has + A1 A2 - Y and B
  5. happyhippydad

    Understanding the Heatmiser thermostat..

    Morning.. I bought the Heatmiser PRT-N thermostat to replace my standard analog thermostat. My existing thermostat has a PL, SL, N. I believe I should have bought the PRT, not the PRT-N. :oops: From the pictures is it possible to use this thermostat as in the wiring diagram for picture 3...
  6. M

    Need help wiring a Heatmiser RF Switch for heating and hot water control.

    Hi All, Im not an electrician, but i like to do things myself if possible, so i'm here to ask for some help in wiring a new RF switch for controlling my central heating. I already have a heatmiser system that controls my underfloor heating downstairs, but my upstairs rads and hot water are not...
  7. kevyn

    Heatmiser UH8 Heat Enable/Boiler Enable Connections

    Hi This may have already been answered previously but here goes..... I am currently working on a heating system which has 3 loops of underfloor heating controlled by thermostats and through a Heatmiser UH8 panel. It also has a separate zone for radiators although this is not through the panel...
  8. O

    Underfloor heating

    Hi all I've recently fitted a underfloor heating system using heatmiser controls and a Worcester Bosch oil system boiler boiler. On the heatmiser wiring center I have an in and out boiler enable volt free, and at the boiler I have L N E . Please see attached photos. Thanks James
  9. O

    Heatmiser uh1

    Hi all I've recently fitted a underfloor heating system using heatmiser controls and a Worcester Bosch oil system boiler but I'm a bit unsure as to what connection to make to the boiler. On the heatmiser wiring center I have an in and out boiler enable volt free, and at the boiler I have L N E...
  10. P

    How does Heatmiser control radiators ?

    I have a Boiler connected to a Megaflow and 6 Radiator Zones. I would like each zone to be individually controlled via a Heatmiser Solution. Keen to understand how each of the individual thermostats (Neo Stat) will tell each individual radiator valve to open and close deepening on the...
  11. G

    best way to control heating at holiday home, appr

    Hi all, customer looking to control his heating from home he mentioned googles nest looks the dogs but he has a heating circuit for upstairs, and 3 underfloor heating circuits for down stairs, seems to me that he needs 4 nest thermostats and that will be just two expensive. if i ask him he...
  12. M

    New programme timers for ESWA ceiling heating

    Hi all, We've moved into a flat with ESWA ceiling heating. We believe it was installed when the property was built 15 years ago. Contrary to expectations, the ceiling heating seems to work! However, it costs us a fortune because a) we have high ceilings and b) we don't have adequate controls...
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