Welcome to the forum. Although you can post in any forum, the USA forum is here in case of local regs or laws

honeywell

  1. ian.

    Honeywell TRV leak- type of pipe fitting

    Hi I removed a radiator to decorate and when refitting had to undo the bottom nut of the TRV to turn the head slightly, once everything was back in place I nipped up the nut but it’s weeping. I’m resigned to draining the system but I just want to check if this type used a 10mm olive so can...
  2. Christopher buzzard

    Honeywell evohome thermostat.

    Hey all. Are these suitable for all boilers brands or certain 1s. The Home owner has this already before a boiler has been brought. Was looking at an ideal logic or potterton combi's but he was under the impression that it only worked under certain brands. Haven't come across any of these yet...
  3. E

    Honeywell cm921 problem, manual switch on ok autmatic not working.

    Just turning on central heating for the first time this year, adjusted timings and temperature and switched to automatic mode, and heating turned on out of specified on times. Left it running for a while and then turned off, after a while returned slider to automatic, within specified times and...
  4. Scott_D

    Honeywell 2 port valves ££

    Anyone got an up coming job and need any? Got a few new in boxes to sell or swap Any interest before they go on ebay?
  5. H

    New Honeywell valve cable

    Hi does anyone have the specs of what cable I need for this Honeywell valve? The current wire is too short so need a new much longer one.
  6. pufferfish91

    Honeywell Valve Not Working

    Hey folks, I have a Nest thermostat which I would like to use the hot water function. The problem I am having is that when I select hot water, the Honeywell valve won't open. It has never actually worked since the system was installed about 6 months ago. I just left the valve open, but now we...
  7. B

    Honeywell Motorised Valve Not Fully Sealed when Closed

    When I have my hot water on and the central heating is off, there is still a small flow of hot water through the motorised valve for the central heating. There's sufficient flow to slightly warm some of the closest radiators. Does this usually mean a new motorised valve or is there something...
  8. C

    Honeywell Evohome good or bad.

    I'm thinking about installing a Honeywell evohome system in my own house. It looks good on paper but I'm still in two minds as it's a lot to spend. Has anyone out there got experience of fitting or operating it?
  9. M

    Honeywell CM927 display issue

    Hi, Does anyone have any ideas regarding whether this is a complete failure of the display? Batteries changed this evening. Long overdue. I've read about display cells failing but this is a case of every single one being ON. Help please
  10. D

    Honeywell Lyric T6 Installation Help

    Hi, I bought a Lyric T6 to replace my old Potterton EP1 programmer. I've done some research into how it should be wired up however, I'm not 100% sure I've got my wiring diagram correct. As it stands with the current Potterton Programmer we have a constant live feed for the hot water (tap...
  11. S

    How to adjust Honeywell V5012 diaphragm

    I live in an apartment with communally heating supply which is fed into a heat exchange unit in my apartment which uses the communal feed to heat hot water for taps and underfloor heating. I have one of these v5012 things fitted which I believe regulates flow between input heated communal feed...
  12. S

    Old Honeywell 4200 3879 001 Room Stat Replacement

    Room stat needs replacing as only clicks in above 25 T'is as old as yonder hills. What could I replace this stat with?! Thank you!
  13. S

    Upgrade Honeywell Smartfit S Plan

    I have lived in the same house for 22 years from new, I have had a few TRV's fail in the last few years and there are a few acting up now so I think I need to replace the lot. I have a Honeywell Smartfit in S Plan configuration which I believe is no longer made and difficult to get spares for...
  14. S

    Honeywell R6660D to nest 3rd gen

    Hi, I am trying to work out how to map the wires from my honeywell wireless receiver R6660D to my new Hive receiver. Live/Neutral are obvious, but currently I have a green wire going into B and a grey wire into C, do these map directly across to the 2/3 connections on my new nest receiver...
  15. M

    Looking for a Honeywell EvoHome install in North Wales CH7 area

    Hoping someone can help. Have tried all the listed suppliers on the Honeywell website and had no responses. I have most of the system, I just need the Hot Water Kit and the certified install. My house is only 4 years old with good wifi coverage so it should be a fairly easy install. Please...
  16. 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...
  17. cr0ft

    Honeywell 832.3 Timing Diagram

    hi all, I remember from my commercial course that you can use the timing diagram to work out what component his causing the problem when the safety controller locks out. https://www.anglonordic.co.uk/files/3101000%20TF%20830.3%20Control%20Box.pdf How do I convert this timing diagram into...
  18. R

    Honeywell cm907 room thermostat.

    We live in a 2 bedroom detached bungalow with a Vaillant Eco Tec Pro 28 combi and a Honeywell cm907 two wire thermostat. The whole installation is 5 years old, and now the lcd display on the stat is loosing pixels. Having looked on the internet I can see this is a common problem and there are...
  19. J

    Upgrade Heating controls to Honeywell Evohome

    I have an existing heating system and am looking for a heating engineer to upgrade my system to use Honey Evohome controls. I have 4 radiators/towel rails that do not have TRVs and these need to be replaced. There are 13 radiators in all (including those mentioned). There is an un-vented hot...
  20. townfanjon

    Honeywell wireless stat

    Guys , I am sure one of you fine chaps can help me with this .... Honeywell wireless stat . Receiver shows an obvious L and N and the remote unit is connected to A and B , I am pretty sure but dont want to blow a board are A and B just switching and have no mains voltage , could one of you...

We recommend City Plumbing Supplies, BES, and Plumbing Superstore for all plumbing supplies.

Back
Top