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wiring

  1. W

    Correct Wiring for Honeywell chronotherm ct900 to worcester Bosch CDi 36kw

    I Wired a Honeywell programmer to a worcester Bosch 36 CDi , just to check it's wired right. L1 and L2 go to terminal 1 and 2 on the low voltage side. Terminal One has a breaker switch pic on the face of the connection, terminal 2 has a pic of a programable room thermostat pic on it. L1 is...
    • wlinton66
    • Thread
    • bosch honeywell wiring worcester worcester bosch
    • Replies: 12
    • Forum: UK Plumbers Forums
  2. E

    Wiring a drayton digistat to a Worcester greenstar combi

    Hi there Can someone please help me I want to wire a Drayton digistat to a Worcester bosch greenstar 24i. According to Worcester Bosch , LR is wired to ON, LS wired to COM and NS TO N (neutral) but the thermostat doesn't seem to work. Have they given me the wrong info?
    • Elemental
    • Thread
    • combi greenstar wiring worcester
    • Replies: 5
    • Forum: UK Plumbers Forums
  3. G

    VAILLANT ecotec plus 831 wiring controls

    Hi, wired up one of these today, got given a internal plug in programmer and a danfoss wireless room stat. I could not get it to work so i wired in an external programmer instead. am i being dense? i plugged in the programmer, took out the 24v link and then wired the roomstat with a permanent...
    • garnhamr
    • Thread
    • ecotec plus vaillant wiring
    • Replies: 23
    • Forum: UK Plumbers Forums
  4. M

    WB system boiler wiring

    Hi chaps. Need a bit of advice on this. Taken out an old vokera system boiler and fitting a wb system boiler. The wb says in the manual that the switching part needs a neutral. So this will mean 6 wires from the wiring centre and into the boiler. I only have 5 from the old system. Is it...

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