Honeywell cm927 screwfix. Screwfix customers rate this product 4.
Honeywell cm927 screwfix I have Mar 6, 2010 · Can anybody give me a idiots proof run on these stats please ? ive got it wired correct its doing everything its supposed to do but i hit the skids when i try set it come on times ie wants it on every morning at 6am off at 9am then back on 6pm to 9. Mar 5, 2018 · Hi there can anyone help. come on at 5am set target temp @25c and prog2. It's working with a Vaillant EcoTEC 813 Combination. FREE next day delivery available, free collection in 1 minute. The boiler is controlled by a Honeywell CM921 wireless thermostat that RF links with a BDR91 Relay box. i recently had to replace my honeywell cm927 thermostat, i have paired it with the receiver and all seems to be fine, except one problem, when the thermostat turns the heating off, the boiler doesnt, my rads are still hot. Reviewed and highly rated by our customers. Oct 21, 2016 · Hi folks I'm about to change my Honeywell cm907 thermostat to a hive heating thermostat,I have a Worcester combi boiler. This is the wiring diagram for the BDR91 relay box; as you can see it has a connections for T1 and T2, however the Bosch boiler doesn't have these terminals. What would be the simplest ‘like for like’ wireless unit to program the heating via an app please? Thanks Order Honeywell Home T4R 1-Channel Wireless Programmable Thermostat at Screwfix. Shop Honeywell Home at Screwfix. Perfect for both professional installation and DIY home improvement projects, these thermostats allow users to control and manage their home heating systems with precision. g prog1. Order onlinem, click and collect in store in as little as a minute. I am trying to fit a Honeywell CM927 pand BDR91 thermostat for a Worcester Greenstar 28i combi boiler. Terminal 1 Brown Jun 30, 2022 · Hi I have a Honeywell CM927 heating controller, it’s around 12 years old, I’ve had the control pad repaired before as a couple of buttons failed, it’s on the way out again. I will also cover replacing it with a Drayton wireless receiver and how other wireless programmers like Nest The Honeywell CM927 7 Day Wireless Programmable Thermostat is designed to provide wireless time and temperature control to heating or cooling systems in domestic and light commercial buildings. Description The Honeywell CM900 Wireless (CM927 or CM921) is a modern wireless programmable room thermostat based on Honeywell’s proven programming philosophy. Dec 7, 2014 · Some of these wireless programmable stats come paired as a set. Feb 24, 2010 · hi folks just another update on my quote for new central heating,this quote is from a small family firm just two plumbers,both older guys but come reccomended from a couple of people that have had work done,they will fit a worcester combi boiler 7 rads and towel rail for 3500 inc vat,prive i Jan 26, 2023 · The Honeywell CM927 is a ‘wireless’ programmable room thermostat designed to control you heating system efficiently, providing comfortable temperatures when you are at home and energy savings when you are away. Trade trusted brand. I understand that Jan 26, 2023 · Honeywell Home CM927 Programmable Thermostat PRODUCT SPECIFICATION SHEET The CM927 thermostat is designed to provide automatic time and temperature control of heating or cooling systems in villas and apartments. help haha thx The Honeywell CM927 is a ‘wireless’ programmable room thermostat designed to control your heating system eficiently, providing comfortable temperatures when you are at home and energy savings when you are away. A Honeywell Wireless Thermostat is a modern solution for those looking to maintain optimal room temperatures efficiently and conveniently. I currently have a Isar HE35 boiler with a honeywell wireless thermostat receiver and Danfoss timer module connected to it. An instruction video is available Mar 4, 2023 · Hi, Does anyone know what product is a good replacement for a Honeywell CM927 wireless thermostat controller and BDR91 Relay Box that controls my electric underfloor heating? I assume it needs to be another Honeywell product and the T4 wireless thermostat but I haven’t found any guidance on This Wireless Programmable Thermostat is a direct replacement for Honeywell CM927, CMS927 & CMS927B1049 7 Day Wireless Programmable Room Thermostat. Delivery 7 days a week. come on at 9am set Nov 14, 2013 · Hi all, Thanks for taking the time to read this. It will bind directly as a modulating programmable thermostat to the Intergas ECO RF, Xclusive and Xtreme range of boilers. It can be used as part of a system in conjunction with combi boilers, oil-burners and gas fired boilers, circulation pumps, thermal actuators, zone values and electric heating systems Buy Honeywell Heating Controls at Screwfix. I have purchased for them a Honeywell CM927 wireless room stat. I wish to remove these and replace with a CM927 and associated wireless receiver. It’s not wired into the wall , I can carry it around. Honeywell Pro CM927 CM921 CM727 CM721 CMS927B1049 CMT927A1049 Wireless Room Thermostat Pro Wireless 7 Day Programmable Thermostat Including Relay/Receiver Direct replacement for a Honeywell CM927/ Nov 18, 2023 · I’ve just bought a house, in which there is an old Honeywell CM927 thermostat controller. Easy to fit. Find the answer to this and other HVAC questions on JustAnswer Nov 5, 2025 · Honeywell wireless thermostat cm927 screwfix Deals Deals are available from 0 stores. The relay box is constantly showing a flashing red light - RF failure. com. Replacing a faulty Honeywell 927 wireless programmer with the New Honeywell T3R or T4R. Oct 12, 2011 · Firstly, I am not an electrician! But help. 4 days ago · Best Prices for Honeywell Wireless Thermostat Cm927 Screwfix Across Canada Online Stores Scanned Every Day! Easy to Use | Free | Trustworthy Recommendations | Find your deal now! Question - We have a Honeywell cm927 and now need to replace it what - . I like hive for smart wireless thermostats, Honeywell cm927 programmable wireless thermostats or a Honeywell DT92e standard wireless thermostats. Control a heating system's temperature and timing schedule. What am i doing wrong? the boiler is a warmflow Dec 23, 2013 · Looking to replace it with a programmable one, looking at the honeywell CM907 and the CM927? Does anyone have any experience with either of these, they both seem similar apart from one is wireless. The receiver can be paired to Honeywell BDR91 relay boxes that came with latter Honeywell models, they are generally square in shape rather than rectangular. Feb 19, 2008 · I have just installed a Honeywell CM927 wireless room stat. Deals are available from 0 stores. With ‘wireless’ communication there is no need to provide a wired connection Manuals and User Guides for Honeywell CM927. Looking at the current configuration The Honeywell CM900 Wireless (CM927 or CM921) is a modern wireless programmable room thermostat based on Honeywell's proven programming philosophy. Last updated on Wed Oct 22 2025. I went to put the heating on last night and it won't work. Sep 3, 2020 · A programmable thermostat or smart stat will give you greater control. But may be able to pair with a new. Last updated on Wed Nov 05 2025. A global brand, creating products to help your home run more efficiently. Looking at the current configuration Best Prices for Honeywell Thermostat Cm927 Screwfix Across the US Online Stores Scanned Every Day! Easy to Use | Free | Trustworthy Recommendations | Find your deal now! Mar 25, 2013 · Hi All, Would like to ask for some advise if possible please. Nov 14, 2008 · hi guys i got the wireless thermostat installed, and the only problem is that 1. . 7/5. We have 5 Honeywell CM927 manuals available for free PDF download: User Manual, Installation Manual Wireless programmable room thermostat designed and made by (Resideo) under the brand TotalHome as a direct replacement for the following Honeywell models:- CM727 CMS727 CMT727 CM921 CMS921 CM927 CMS927. I have fitted a wireless Honeywell CM927 which works really well. My question is where do I set the boiler stat position to? Do I set it upto the max? How does the room stat, the boiler stat and the TRV's all work together? What takes precedence? Buy Honeywell Wireless Thermostats at Screwfix. If i want to put heating on at 5am (set temp 25c) and off at 9am (set it something low like 15c), do i program 2 programs? (e. We have come to use the heating for the first time this year and the boiler is fine for hot water but it wont start the heating, The The Adept Wireless Programmable Thermostat is a 7-day programmable room thermostat and uses the 868MHz 'Ramses 2' RF protocol, so can replace existing Honeywell CM Series Wireless Thermostats. Nov 13, 2013 · Hi all, Thanks for taking the time to read this. Nov 30, 2014 · Ok Here goes. Hundreds of stores nationwide. In the Honeywell receiver beside the boiler,there live and neutral which I'm fine with,there are also two other wires,one goes into "A" and one into "B" which Sep 10, 2013 · Hi, We had a Valiant boiler newly fitted last year, and it worked fine all through the winter with no problems using the Honeywell CM927 wireless controller. 30pm . My question is that on the customers current Honeywell T40 dial stat. Order Honeywell Home T3 1-Channel Wireless Programmable Thermostat at Screwfix. To further improve the ease of use, this product includes an extra large LCD display with backlighting and LoT Technology to assist customers during daily use. Screwfix customers rate this product 4. We would like to show you a description here but the site won’t allow us. Oct 30, 2022 · Hi all, need some noob boiler advice!!!! The screen has gone on my Honeywell CM927 wireless thermostat so I need it replacing (tried fixing it but no joy) The boiler is an Ideal Logic + Combi 30 If I buy a new Honeywell thermostat and put it into Test/pairing mode, will it connect to the Honeywell Home thermostats are particularly suited for tasks like setting up zoned heating systems, replacing outdated thermostatic controls, or integrating smart technology in homes for increased connectivity and convenience. Customer has a Worcester 30 CDi boiler and a T40 room stat (in lounge). With ‘wireless’ communication there is no need to provide a wired connection between the thermostat and boiler. Free returns. Richard talks through different thermostats that will easily replace a broken Honeywell CM927 thermostat and shows you how easy they are to add to your exist CM927 - User Guide 7 day Wireless Programmable Room Thermostat with LoT Technology Description The Honeywell CM927 is a ‘wireless’ programmable room thermostat designed to control your heating system efficiently, providing comfortable temperatures when you are at home and energy savings when you are away. abzqxbpaerw7qgiuqbcqnwkwfg4k2tb7urbgclm1h