Honeywell Programmable Room Thermostat 24 hour CM921

Product Information

The control unit/timer that is built into the boiler has been disabled so there is no chance that the boilers built in controller is conflicting with the honeywell wireless units. More Add Plumbing Business Post / Search Plumbing Jobs Add Plumbing Video Advertise on PlumbersForums.net

Honeywell Thermostats | Screwfix Honeywell Thermostats | Screwfix

If you take a good look at the Pro Series Wireless Programmable Thermostat, you will see it is nearly identical to Honeywell Home’s T3 Series Thermostat (the user display menu is identical). However, the big difference is that the Pro Series Wireless Programmable Thermostat will bind directly to any existing Honeywell Wireless Relay Boxes, where the T3 Series won’t, so you don’t have the hassle of having to get an installer out to fit this.CM921 can be installed without disrupting your room decor as no wiring connection is required between the room unit and the boiler

Honeywell CMT921 Wireless 24Hr Programmable Room Thermostat

The Intergas Xtend works with any Intergas ErP boiler. So if you already have an Intergas combi or system boiler, you can benefit from having a hybrid! Looking at replacing my CM921 and maybe even the receiver, it’s 10 years old and even with new batteries in the CM921 it seems to be temperamental to touch, in screen sometimes goes blank. Reliable RF communication utilising 868 MHz band with 1 percent duty cycle limit to minimise communication disturbanceIf I set the wireless unit to 18 degrees and the room temp is 21 degrees then surely the heating should stay off when it's in manual mode?

CM900 Wireless Installation Guide - Plumbworld

Unit 16 High Carr Network Centre, Millennium Way, High Carr Business Park, Newcastle Under Lyme, Staffordshire, ST5 7XE The Pro Series Wireless Programmable Thermostat is a direct replacement for Honeywell CM927, CMS927 & CMS927B1049 7 Day Wireless Programmable Room Thermostat and will bind directly to the Intergas ECO RF, Xclusive and Xtreme range of boilers (see video below). bolier is a Baxi it was only available for a few years because of issues with a seal and something else which to be fair we had replaced once under warranty and it’s been fine since(tempting fate).Built-in memory holds the user program indefinitely so that it is never lost – even if you remove the batteries Pro Series Wireless Programmable Thermostat | Direct Replacement for Honeywell CM927/CMS927/CMS927B1049 Wireless Programmable Room Thermostat Pro Series Programmable Wireless Thermostat Box contains: The ‘Pro Series’ is made in the UK by Resideo (who were formally part of Honeywell International Inc.) and distributed to independent merchants via a national merchant wholesaler. Resideo (Honeywell Home) is the same manufacturer who made the CM700 & CM900 Series Thermostats.