Honeywell 42011076-003- Manual

Page 2 - Installation Guide; Description

CM900 Wireless Installation Guide CM927 / CM921 Wireless Programmable Room Thermostat & HC60NG Receiver Box Description The Honeywell CM900 Wireless (CM927 or CM921) is a modern wireless programmable room thermostat based on Honeywell’s proven programming philosophy. To further improve the ease ...

Page 3 - CM900 Wireless - Programmable Room Thermostat; ) Installation Information; reduce the RF signal significantly more.; Typical example of Building Fabric Signal losses

CM900 Wireless - Programmable Room Thermostat 1) Installation Information As these products communicate using RF technology special care must be taken during installation. The location of the RF components as well as the building structure may influence performance of the RF system. To assure system...

Page 4 - ) Installing the CM900 Wireless System; other system options are available refer to section; Installing the Receiver Box

Installation Guide 2) Installing the CM900 Wireless System Please follow the illustrations and information below in sequence to install the receiver box and room thermostat correctly. For applications other than gas boilers, enabling special features and to see what other system options are availabl...

Page 5 - DATE; / Rebinding Procedure

CM900 Wireless - Programmable Room Thermostat 2.2 Installing the Room Thermostat2.2.1 Power Up 1. Remove the battery cover and insert the batteries supplied with the room thermostat (2 x AA LR6 Alkaline Batteries). 2. On the initial power up the available user interface languages will be displayed (...

Page 7 - Automatic Operation; Installer Mode; Receiver Box Fail-Safe Mode Setup; ) Basic Operation of the System; Installer Parameters Table

CM900 Wireless - Programmable Room Thermostat 3.1 Automatic Operation The receiver box receives the heat demand (0- 100%) signal from the room thermostat. The room thermostat will display the symbol on the LCD display whenever more heat is required. Depending on the demand the receiver box will swit...

Page 8 - Entering Installer Mode

Installation Guide 4.1 Entering Installer Mode 4.2 HC60NG Receiver Box Fail-Safe Mode Setup The failsafe mode defines the receiver box output relay status if the RF communication is lost (e.g. when the room thermostat stops communicating due to discharged batteries). The factory setting keeps the re...

Page 9 - Using the Room Thermostat for Specific Applications

CM900 Wireless - Programmable Room Thermostat 4.3 Using the Room Thermostat for Specific Applications The CM927/921 RF room thermostat is a versatile controller that can be used to control many different applications. For most typical applications, like wall-hung gas fired combination boiler control...

Page 10 - Notes; Up setting. To exit the Installer Mode move the slider switch to the; AuTO; or; MAN

Installation Guide 9 4.5 Installer Parameters Table4.5.1 Category 1 - Room Thermostat Settings Notes 1) Remember to always press the green button to confirm that you want to store your new Installer Set- Up setting. To exit the Installer Mode move the slider switch to the AuTO or MAN position. Param...

Page 12 - ) Additional Installation Information

Installation Guide 11 5) Additional Installation Information 5.1 Binding / Rebinding Procedure The binding operation described below is required if: • Any of the system components (room thermostat or receiver box) are replaced.• The receiver box has incorrect or no binding data stored (e.g. when pre...

Page 13 - Trouble Shooting Guide; Honeywell Control Systems Ltd.; Diagnostic Mode; switch to the

6) Trouble Shooting 6.1 Trouble Shooting Guide 42011076-003 R2© 2006 Honeywell International Inc. “Manufactured for and on behalf of the Environment and Combustion Controls Division of Honeywell Technologies Sàrl, Ecublens, Route du Bois 37, Switzerland by its Authorised Representative Honeywell Int...

Honeywell 42011076-003- Manual

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