Honeywell RTH221B1039/U1 - Installation Process; Turn Off Power; Programming and Operation

3
Installation
Installation ....................................................... 3
Advanced Installation ................................8
About your new thermostat
Controls and Home screen
quick reference ........................................... 10
Preset energy-saving schedules ....... 11
Programming and operation
Setting the clock ........................................ 11
Adjusting program schedules .............12
Overriding schedules temporarily .... 13
Overriding schedules permanently ... 13
Compressor protection...........................14
Change filter ................................................14
Replace batteries ....................................... 15
Appendices
Troubleshooting ......................................... 16
Limited warranty ........................................ 17
Table of contents
1 Turn Off Power to Heating/Cooling System
or
M31535
Circuit breaker
box
Heating/cooling system
power switch