Honeywell RTH8500 - User Manual

User Guide
Wi-Fi Touchscreen
Programmable Thermostat
RTH8500 Wi-Fi Series

Summary

Need help?

Features of your Wi-Fi thermostat

Home screen quick reference

Setting up your thermostat

Installing your thermostat

Alternate wiring (conventional system)

Provides specific instructions for wiring a conventional system when labels don't match.

Alternate wiring (heat pump system only)

Connecting to your Wi-Fi network

Registering your thermostat online

Setting the clock

Setting the fan

Selecting system mode

Adjusting program schedules

Overriding schedules temporarily

Overriding schedules permanently

Disconnecting Wi-Fi

Smart Response Technology

Compressor protection

Auto changeover

Setting functions and options

System setup

Frequently asked questions

Message center messages

Troubleshooting

Honeywell RTH8500 Specifications

General

Hold Feature	Yes
Compatibility	Works with most heating and cooling systems
Temperature Range	40°F to 90°F
Weight	250 g
Programmable	7-day programmable
Dimensions	4.5 x 3.5 x 0.9 inches (114 x 89 x 23 mm)