This manual covers the following models:
• T621-2
OPERATING MANUAL
Caution:
Equipment damage hazard
Do not operate the cooling
system if the outdoor
temperature is below 50˚ F
(10˚ C) to prevent possible
compressor damage.
Thermostat Quick Reference
Thermostat Operation
More Information
Contact Us and Warranty Registration
2
3
4
5
Congratulations on purchasing a
new thermostat. This thermostat was
designed to the highest reliability and
ease of use standards. Thank you for
choosing Pro1.
® U.S. Registered Trademark. Patents pending.
Copyright © 2010 Pro1 IAQ, Inc. All rights reserved.
Rev. 1043
Table of Contents
Page
1
Need Help?
For assistance with this product please
visit http://www.pro1iaq.com or call Pro1
Customer Care toll-free at 888-Pro1iaq
(776-1427) during normal business hours
(Mon-Fri 9 AM - 6 PM Eastern)
Una versión española de este
manual puede ser descargada
en www.pro1iaq.com
