Looking for a Honeywell CMTA Programmable Thermostat? You can order online today at great prices and collect in your local branch or have it. Installation Guide. CM / CM Wireless Programmable. Room Thermostat & BDR91 Relay Box. Description. The Honeywell CM Wireless (CM or. Honeywell CM In my home (includes DIY) MoneySaving. There’s something about resetting the programmes on page 13 of the manual?.

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Also easy to programme and the batteries last about two years if you use good alkalines.

The optimisation feature – it learns how quickly your system heats to set temperature and adjusts on time acccording to how cold the house is – works very well. Will there be a 3rd valve somewhere in the xm927 and if so how the heck do i find it??? What is the guarantee period?

Honeywell CMT927 (CM927) Wireless Programmable Room Thermostat

Turn off more accessible mode. I have a cm works fine but digits on control screen faded some figures not eligible. I have recently moved into a large Georgian house.

Does this control hot water? Unfortunately there is no wireless controller that will work with the Smartfit system.

Honeywell CM927 Manuals

Will the CM operate more than one zone valve for heating purposes? D I have to replace it with a CM not impressed with a solid state device failing after 3 years or is there an alternative that will do the job? You may be trying to access this site from a secured browser on the server.


If the light on the receiver is staying on, then it is likely to be a communication fault. Enter the code in the box below: Used for general purpose control of boiler, zone values, circulation pumps, thermal actuators, electric heaters, heat pumps, etc.

Send Close Enter your email to be informed when this product arrives: Can I use this programmer with an s plan system? To further improve the ease of use and assist installation this product includes an extra large LCD display with backlighting, a dynamic text display and an ‘OK’ button.

The new receiver will connect to the same 4 wires as the Goneywell one. Hi will this work with a Main Combi 30HE boiler.

Unfortunately the controller will need replacing.

I would recommend following the route of the hot pipes when only that zone is on. Is the wiring the same in terms of number wires that the Honeywell B uses? It is 1 year from date of purchase, or 18 months from date of manufacture – whichever is the longer. Can I replace the thermostat with a CMT unit, rebinding as necessary to give me time control.


Honeywell CMT (CM) Wireless Programmable Room Thermostat

I am re-newing an existing CM, will it work immediately or do I need to tune it in many thanks A: Honeywell the CM already include any of the additional features required for Boiler Plus like Load compensation? I have just moved house and the instruction booklet is not available.

If this is not a similar replacement then what is? It has a honeywwell – it only takes 30 seconds to add a minute to the time, so it goes from 9am to 10 am in 30 minutes! Can I get it repaired or can I buy a new controller without replacing the receiver unit? Room stat hooneywell started to develop a problem in that the digits are not displaying properly.

If it is a CM then you can change just the thermostat.

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Turn on more accessible mode. Click to read more Heating Controls Online reviews at Reviews. Ordered a part that was delivered very quickly even though I chose standard delivery. Yes you can buy the receiver. I already have the system, but need to replace a damaged thermo.