Installation Guide

RTH8500
23
About your new thermostatSystem setup
Smart Response
®
Technology (on/off)
Function
0530
Press s/t to turn this feature on or off (see Operating Manual for more
information):
Options: 1 On
0 Off
Clock format
Function
0640
Press s/t to set the clock display format:
Options: 12 12-hour clock (i.e., “3:30 pm”)
24 24-hour clock (i.e., “15:30”)