Search results

  1. C

    Digistat 3 to replace old honeywell

    Henclo Please don't hijack my thread! Your problem was answered by someone else - the RED / LIVE / COMMON call it what you want only goes 'active' when the boiler / programmer unit is switched on i.e. it is a switched live not a constant live. My system is the same. The problem I have is...
  2. C

    Digistat 3 to replace old honeywell

    Thanks - good idea. I am sure that the Red (Common) connects from Terminal 1 in the honeywell to Terminal 1 in the digistat. All the advice on here states that Yellow (Number 3 on the Honeywell) should also connect to Number 3 on the digistat. I have isolated the Blue (Neutral) and Earth. so...
  3. C

    Digistat 3 to replace old honeywell

    Hi there. Before anyone shouts at me I have read all of the other posts & FAQ concerning this task. Summary is old Honeywell had 4 wires - Red (Common), Blue (Neutral), Yellow (Call for Heat), Earth. I bought a Digistat 3 in B&Q and from this forum deduced that only need 2 wires - Red (Common...
Back
Top