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  1. M

    Replace existing thermostat with WiFi version

    I'm planning on replacing my existing danfoss tp4/5000 with one of the numerous WiFi thermostats available from China. There are a few different designs but the contacts are more or less the same. Just want to clarify the following will work. Attached is a picture of my current thermostat with...
  2. M

    Install Nest over Potterton EP2002 Y-Plan

    So I plan on doing the following: Potterton -> Nest N - N L-L 3-6 4-3 In a separate block: Connect all B together Connect all D together Then on the heatlink: L-2-5 (using the wire left from L-5 from old programmer) Then on the room thermostat H-TL Terminate neutral
  3. M

    Install Nest over Potterton EP2002 Y-Plan

    Hello, thanks for the response. It appears to be in the fully pumped position as the little switch is in "-" position.
  4. M

    Install Nest over Potterton EP2002 Y-Plan

    So there I was I planned everything in advanced for my father's home. He sent me all the details of our current boiler and heating system and I was convinced that it was a y plan system because i have a 3 port valve that says "y plan". I arrive to do the job and I see this silly wire set up. Why...
  5. M

    Replace Danfoss Tp4000

    Correct me if I am wrong but does that not have a boiler control unit?
  6. M

    Replace Danfoss Tp4000

    Hi, I have two danfoss tp4000 in my house. I want to replace these with smarter versions of it. Preferably something where I can just replace the thermostat and make it all smart with the ability to control it remotely. I have combi boiler so i think investing in a nest and or hive/tado is...
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