Installation

2
Current display. Underlined label
signifies the current display.
Mode control buttons. Use to change
settings for Fan or System Heat/Cool.
Menu. Select options to: set schedules,
view equipment status, change IAQ
settings, access installer options*, etc.
Current status. Shows system mode
(heat/cool), outdoor temperature and
humidity (with optional outdoor sensor).
Current schedule. Shows desired
temperature and schedule status.
Indoor conditions. Shows indoor
temperature and humidity.
Current Time.
Alert Light. On when alert
message is active or system is set to Em
Heat. Flashes for battery-only power; on
continuous for 24 VAC.
microSD Card Port. Use
card to load settings and dealer
information.
Reference to key features
* Password is the date code.
Getting started
Follow these basic steps to install this
thermostat, link it with the wireless
accessories, and set installer options.
1
Installing the thermostat
2
Powering optional RedLINK accessories
3
Performing initial setup
4
Finding your password (Date Code)
• To add or remove RedLINK accessories
• To make changes to Installer Setup
• To perform an Installer Test
Residential/Résidentiel 1-800-468-1502 http://yourhome.honeywell.com Commercial/Commerciale 1-888-245-1051 http://customer.honeywell.com Honeywell, Golden Valley, MN 55422
RoHs Compliant
Conformité RoHs
Assembled in Mexico
Assemblé au Mexique
TH8321R1001
1
1324
Residential/Résidentiel 1-800-468-1502
http://yourhome.honeywell.com Commercial/Commer
ciale
1-888-245-1051 http://customer
.honeywell.com
Honeywell, Golden
Valley, MN 55422
RoHs Compliant
Conformité RoHs
Assembled in Mexico
Assemblé au Mexique
TH8321R1001
1
1324
Thermostat (back view)
Password
(Date Code)