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wiring

  1. M

    wiring a Salus it500 to a worcester, Help needed

    I have a Worcester greenstar heatslave ii 25/32 external oil combi boiler and need to connect up to a salus HW/CH IT500 control After speaking to salus this morning regards wiring up a salus HW/CH IT500 control, They have sent me the wiring instructions. As anyone on the forum ever installed...
  2. B

    Hive wiring for system that had a CH relay

    Hi all. Got a Hive install where the HW works fine, however the CH isn't. Currently the CH seems to be switched on via this Honeywell relay that's in the airing cupboard. Anyone know how to wire this thing up? I'm guessing the relay needs to be removed, and the HW on from the Hive needs to be...
  3. A

    Changing thermostat from static to wireless( wiring issue)

    Hi all, I would be very thankful if somebody knows the connection status of my problem listed as following: I have a new Drayton Digistat +3RF programmable wireless thermostat. I wish to connect this unit to a Worcester Greenstar 30CDI combi boiler. I would like to have an explanation of how to...
  4. C

    Advice on 3 port motorised valve? - I have an unusual wiring requirement

    Are there any 3 port motorised valves (preferable cheap) that do not require a constant mains current to flow when the value is either open or closed (ie it just needs current while actually opening or closing)? I'm trying to cobble together something for a small diesel heater to be used in a...
  5. D

    Vaillant Ecotec 630 wiring to Nest 3rd Gen

    Hi, I hope someone can answer the question or point me to an appropriate thread please. Currently the system is wired as per the S Plan from Nest and is fully operational for both Hot Water and the Central Heating, however the issue is that the boiler switches off when HW and CH demands have...
    • Deleted member 99491
    • Thread
    • ecotec vaillant wiring
    • Replies: 10
    • Forum: UK Plumbers Forums
  6. A

    Wiring up bathroom fan from pull cord. Correct?

    Hi everyone, I have a bathroom fan to wire up tomorrow evening. I have had a look through the instructions but wanted to double check a few things. The fan has no timer just a neutral and live. The light pull cord has just L1 and com and earth connections so can I use this? I am fitting...
  7. G

    Vaillant VR 61 wiring center wanted.

    Anyone have one spare?
  8. R

    W plan wiring using midposition valve

    Hi is it possible to wire up to work has a W plan using a mid position valve? If so any advise? Thanks
  9. M

    Timer wiring installation

    Hi guys need help wiring up a programmer to glowworm betacom ... usually have an electrician that charges me £40 but has today let me down, have done basic wiring before before never installed stats. Will attach a few photos and beg for guidance (manufacturers either arent clear or i cant look...
  10. R

    Ideal Vogue/ Nest wiring help

    Hi guys looking for a bit of assistance if possible. I've got a client who is looking for an Ideal Vogue C40 gen 2 with weather compensation and a Nest gen 3 to be fitted. I've never fitted either of them before so unsure of the wiring. The Nest is not replacing any existing thermostat so I will...
  11. D

    Thermostat wiring confusion

    Hi, I am changing my old Timeguard TRT030 stat to a Honeywell THR870CUK programmable stat. The problem is that the old stat appears to be 3 wires plus earth and the new stat is 2 wire, plz see enclosed pics, the wiring drawing is for the new Honeywell stat, can anyone explain with wires go where...
  12. S

    Salus IT500 Wireless Thermostat Wiring Help Needed

    Hi All, I need advice on which wires go where, i have a Drayton lifestyle programmer for hot water and central heating and I am trying to fit a Salus IT500 wireless thermostat. I need to know how to wire this up. picture attached show current setup,
  13. TMHM

    Drayton RF601 wiring

    Hi folks I am in the process of replacing a standard 3wire room thermostat with a Drayton RF601 device. My question relates to the wiring of this device. The old room thermostat had N, L & Switched Live return. The new device uses N, Permanent L, Common and Switched Live return. Obviously the...
  14. T

    Hive Heating system- wiring the thermostat

    Hi there, I just bought a Hive Active Heating to replace my Honeywell CM900 thermostat (R6660D) linked to myVaillant Combi boiler ecoTEC plus 937. I would like some help re wiring my new Hive thermostat. At the moment I have a blue cable wired onto the N, red cable wired onto the first L, a...
  15. M

    Nest S Plan wiring into 2 port valves

    Hello, Looking at the nest s plan wiring diagram, what does the BW wire stand for on the 2 port valves? Thanks!
  16. A

    Boiler programmer upgrade wiring question / problem

    Hi, I am a newbie to this forum, and hope someone can help with my question. I am updating my old Siemans programmer to a hive dual channel programmer. My heating/hot water system has a separate boiler and hot water tank. When I removed the cover of my old programmer to install the new one...
  17. bashmaystor

    Pick your brain on Honeywell Multiple Heating Zones Wiring

    Hello all I am designing an 4 zone central heating system, which comprises of: - Vaillant Ecotec Plus 637 Zone 1 - Main Unvented Direct Hot Water Cylinder 300l Zone 2 - Garage Rads Zone 3 - House Rads Zone 4 - UFH manifold (Nu-Heat) 2 Channel Programmer for zones 1, 2. 1 Channel Programmer...
  18. A

    Sundial Wiring Centre Room Thermostat Connection

    I have a very old Sundial Wiring Centre box on a Y-Plan CH system. It currently does not have the room thermostat connected to it but terminal 1 and 3 in the wiring centre's room stat block are linked by a single wire as instructed in the documentation for the Sundial Wiring Centre. However...
  19. C

    Vsmart or Vdumb VR66 wiring issues

    I've got an ecotec plus 624 with an aurostor 210 and VR66 wiring Center with vsmart, for some reason, probably a wiring issue, I have no control on hot water temperature, its boiling! Vaillant give me different answers whenever I call them and today told me to wire the ntc from the cylinder...
  20. S

    Help please with wiring for Y-Plan system

    Fine people of the plumbing world. I have accidentally pulled out some of the wiring in the strip terminal that connects the 3 port valve, pump, controller, boiler & `stat. (a shelf collapsed pulling wiring out......eeek) The Honeywell 3 port valve (40003916-001) has 6 wires attached, all info...

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