Nexia Smart Home
Comfort System
Customer Service:
For HVAC related
issues, contact your
servicing dealer
Î NOTE: A 24 Volt
common and hot
wire MUST be
connected to
the XR724 for
operation.
XR724
Touchscreen
Comfort Control
Model TCONT724AS42DA
User Guide and Installation Instructions
18-HD82D1-1B-EN
Contents
User Guide
Features .............................................................................................................................2
Operation ............................................................................................................................3
User settings .......................................................................................................................4
Schedules ...........................................................................................................................5
Display settings ..................................................................................................................5
Sensor settings ...................................................................................................................5
WiFi settings ....................................................................................................................... 6
Nexia settings ..................................................................................................................... 6
Installer settings ..................................................................................................................7
Test Mode ........................................................................................................................... 7
Reminders ..........................................................................................................................8
Restore Defaults .................................................................................................................8
About ..................................................................................................................................8
Clean Screen ......................................................................................................................8
Nexia Mobile App Instructions ............................................................................................ 9
Installer’s Guide
Product Specications ..................................................................................................... 16
Installation and Wiring .....................................................................................................17
Physical Location .............................................................................................................17
Field Wiring Diagrams ......................................................................................................18
Remote Temp Sensors ..................................................................................................... 35
Troubleshooting ................................................................................................................ 37
FCC/IC notice ................................................................................................................... 38