Honeywell RTH8500 - English; Table of Contents

69-2715EF—07 3
About your new thermostat
Home screen quick reference ..................... 5
Preset energy-saving schedules ................. 6
Installation
Installing your thermostat ............................8
Connecting to your Wi-Fi network .............26
Registering your thermostat online ........... 31
Operation
Setting the clock ........................................36
Setting the fan ........................................... 37
Selecting system mode .............................38
Adjusting program schedules ....................39
Overriding schedules temporarily .............40
Overriding schedules permanently ...........41
Setting vacation hold .................................42
Setting filter reminder intervals .................43
Cleaning the screen .................................. 44
Unregistering thermostat...........................45
Disconnecting Wi-Fi ..................................46
Special features ........................................48
Setting functions and options ....................51
Appendices
Frequently asked questions ......................59
Message center messages ....................... 62
Troubleshooting .........................................65
Limited warranty ........................................71
Table of contents