esi

  1. B

    Google Nest 3rd gen to Worcester Greenstar 8000

    Hi Please help. I wish to connect my newly bought google Nest thermostat to Worcester Greenstar 8000 combi boiler. At the moment there is ESRTP4RF+ thermostat from ESi with the connections as in the photos. Can somebody guide me how these wires can be connected to the heat link please?
    • Bhatt
    • Thread
    • esi nest 3rd gen worcester greenstar 8000
    • Replies: 4
    • Forum: Electrics UK
  2. S

    Rehema Boiler & ESi Room Stat

    Hi everyone, Quick question. I'm installing a wireless room stat to a Rehema Avanta Plus combi-boiler (not sure exactly which model). The ESi room stat has OpenTherm connections and the boiler manual states "The Remeha Avanta Plus has an OpenTherm® interface. This enables our modulating range...
  3. Finn-uk

    Nest - again sorry from ESI

    Hi I’ve bought a new build (I know!) and it has two heating zones controlled by ESRPT5 thermostats. the motor valves are in a cupboard upstairs wired into a white box on the wall. I opened the box today to look at the wiring for moving to nest and found this...
  4. T

    Betacom 24c and esi wireless controller

    almost new boiler and new controls. all 'works' a treat however the controller isnt wired up right as heat is on all the time.. how should it be wired? boiler has E N L rt, controller has E N com no nc?
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