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  1. R

    changing a drayton stat to a horstman drt2 programable

    OK I'll try that and thank you so much for taking the time to help and reply it's nice to find those who give for nothing are still around ! ATB Ron
  2. R

    changing a drayton stat to a horstman drt2 programable

    OK heres all my info :the stat is a Drayton RTC marked on the body is Proscon,the terminals are earth ,then four wires - black,red,black,red - marked in the cover it shows the terminals being 2 1 N and 3 - these are :1=heating,2= cooling,N=neutral,3=Line for the replacement I have a Horstman...
  3. R

    changing a drayton stat to a horstman drt2 programable

    the stat is called a Drayton type RTC and has four wires the diagram in the lid says they are heating ,cooling,neutral and line there also appears to be something called R+Acc Heater which appears to be a switch connected to terminal 3 and switching between 1 & 2 ,1 being heating and 2 being...
  4. R

    changing a drayton stat to a horstman drt2 programable

    hi guys,I have opened up my mechanical and old drayton stat and there are four wires - two red and two black (oh and an Earth) the new stat has three connections - how will I connect this up ? I have some wiring diagrams but they don't tell me much ,I thought it would be straightforward but...
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