Honeywell RTH8500 Wi-Fi Series Manual

About Honeywell RTH8500 Wi-Fi Series Manual User Guide

Congratulations on your purchase of a Honeywell Wi-Fi touchscreen programmable thermostat. When registered to Honeywell’s Total Connect Comfort Solutions, you can remotely monitor and control the heating and cooling system in your home or business—you can stay connected to your comfort system wherever you go.

Honeywell’s Total Connect Comfort is the perfect solution if you travel frequently, own a vacation home, a business or manage an Investment property or if you are simply looking for peace of mind.

  • This thermostat works with common 24 volt systems such as forced air, hydronic, heat pump, oil, gas, and electric. It will not work with millivolt systems, such as a gas fireplace, or with 120/240 volt systems such as baseboard electric heat.
  • This thermostat contains a Lithium battery which may contain Perchlorate material. Perchlorate Material—special handling may apply. See www.dtsc.ca.gov/hazardouswaste/perchlorate
  • MERCURY NOTICE: Do not place your old thermostat in the trash if it contains mercury in a sealed tube. Contact the Thermostat Recycling Corporation at www. thermostat-recycle.org or 1-800-238-8192 for information on how and where to properly and safely dispose of your old thermostat.
  • NOTICE: To avoid possible compressor damage, do not run air conditioner if the outside temperature drops below 50°F (10°C).

Honeywell RTH8500 Table of contents

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

Honeywell RTH8500 Wi-Fi Series Features

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

Readmore and Download Honeywell RTH8500 Wi-Fi Series Manual PDF below

Honeywell RTH8500 Wi-Fi Series Manual