Honeywell RTH8500 Series - About Your New Thermostat; Installation; Operation; Features of Your Wi-Fi Thermostat

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About your new thermostat
Home screen quick reference ..................... 2
Preset energy-saving schedules ................. 2
Installation
Installing your thermostat ............................3
Connecting to your Wi-Fi network .............11
Registering your thermostat online ........... 12
Operation
Setting the clock ........................................14
Setting the fan ........................................... 15
Selecting system mode .............................15
Adjusting program schedules ....................16
Overriding schedules temporarily .............16
Overriding schedules permanently ...........16
Setting vacation hold .................................17
Setting filter reminder intervals .................17
Cleaning the screen .................................. 18
Unregistering thermostat...........................18
Disconnecting Wi-Fi ..................................18
Special features ........................................19
Setting functions and options ....................20
Appendices
Frequently asked questions ......................24
Message center messages ....................... 25
Troubleshooting ......................................... 26
Limited warranty ........................................27
Table of contents
Features of your Wi-Fi thermostat
With your new thermostat, you can:
• Connect to the Internet to monitor and control your heating/cooling system
• View and change your heating/cooling system settings
• View and set temperature and schedules
• Receive alerts via email and get automatic upgrades
Your new thermostat provides:
• Smart Response Technology
• Compressor protection
• Heat/cool auto changeover