Find great deals for Honeywell CM Wireless Programmable Room Thermostat. Shop with confidence on eBay!. Two wire, volt free connections are ideal for use with combination boilers. Wireless communication between thermostat and receiver box. | eBay!. Honeywell CM Thermostat at competative prices.

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Will usually dispatch within 1 working day of receiving cleared payment – opens in a new window or tab. Most purchases from business sellers are protected by the Consumer Contract Regulations which give you the right to cancel the purchase within 14 days after the day you receive the item.

Postage cost can’t be calculated. 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?

Image is for illustration only and should not be relied upon. Great product Excellent product, just as advertised Verified purchase: Can I change the wireless thermostat for the same one, do I need to change the reciever A: The Honeywell receiver will honeyell to the same wires as the BR1 receiver.

RF Chronotherm with extended feature set and slim ultra-modern design CM927, CM921

Time for a change of brand, or another of these, once it fails enough for my heating insurer to deem it a breakdown hineywell decide what to do. Any advice or help would be appreciated as my local heating expert has just about given up!!


Heating Controls Online is rated 4. It’s only 3 years old but as it’s out of warranty, Honeywell are disinterested in replacing it or offering a replacement at a reduced priced.

Used for general purpose control of boiler, zone values, circulation pumps, thermal actuators, electric heaters, heat pumps, etc. People who viewed this item also viewed.

Honeywell CM927 Wireless Programmable Room Thermostat

People who bought this also bought. This site uses session-based and third party Google Analytics cookies to store information on your computer. CM Used these many times for customers, now using one for myself.

I’m afraid it will need to be replaced.

Honeywell CM RF Wireless Digital 7Day Programmable Room Thermostat & Receiver | eBay

This item is out of stock. If the light on the receiver is staying on, then it is likely to be a communication fault. You will need to replace it. The slim, ultra modern design complements the large LCD screen with the Line of Text LoT display and one function button to ensure simplified programming and operation for all users.

Thanks in advance A: To do so you will need to add a mains feed as the CM is battery powered and the receiver is mains powered. Hello, We had a Honeywell CM wireless thermostat fitted to our new boiler about 10 years ago.

Is there a way to fix this? Email to friends Share on Facebook cm927gf opens in a new window or tab Share on Twitter – opens in a new window or tab Share on Pinterest – opens in a new window or tab Add to Watch list.


Disabling cookies can reduce the site’s functionality. Packaging should be the same as what is found in a retail store, unless the item is handmade or was packaged by the manufacturer in non-retail packaging, such as an unprinted box or plastic bag.

Add to Watch list. Is there any way to restore this or am I looking at buying a new thermostat?

Honeywell CMT (CM) Wireless Programmable Room Thermostat

Yes you can buy the receiver. The CM series of Wireless Honeyywell Thermostats is designed noneywell provide wireless time and temperature control to heating or cooling systems in domestic and light commercial buildings.

The radiators in the 3rd zone are permanently on. No, a replacement will be needed. Is the Siemens better value for money and more reliable? Please enable scripts and reload this page. You can just replace the thermostat 13A15it will bind to your existing receiver.

Its only 3 years old but the display is breaking up and failing, makes it near impossible to programme etc. I have a CM controlling a conservatory heated floor. Seller information date Will there be a 3rd valve somewhere in the system and if so how the heck do i find it??? Have wrote to Honeywell and as expected honwywell response.

I have a new Honeywell wireless thermostat. Please check the part number before buying. This item will be sent through the Global Shipping Programme and includes international tracking.