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RTH2300/RTH221
13 69-2448ES—03
About your new thermostat
WIRING ASSISTANCE TROUBLESHOOTING
Press the s or t button to select 12-hour display or
24-hour display.
Time display format
0 12-hour display
1 24-hour display
When correct setting is selected, press both s and t
to display next function.
2
0
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