Honeywell CT3550 Owner's Manual - Page 1

Weekday, Saturday and Sunday Programmable Heat and/or Cool Low Voltage (20 to 30 Vac) Thermostat and Wallplate Model CT3550 Honeywell CT3550 PROGRAMMABLE THERMOSTAT OWNER'S GUIDE Para pedir estas instrucciones en español, llame al 1-800-468-1502. Pour obtenir ce ode demploi en français, composer le 1-800-468-1502. Table of Contents Step 1. Prepare for Installation ...5 Step 2. Remove Old Thermostat ...6 Step 3. Mount Thermostat Wallplate ...7 Step 4. Wire Wallplate Terminals ...8 Step 5. Install the Batteries ...9 Step 6. Mount the Thermostat ...10 Step 7. Customize Your Thermostat ...11 Step 8. Set the Clock ...13 Step 9. Programming ...13 Step 10. Operating Your Thermostat ...16 Step 11. Set the Fan and System Key ...17 Smart Response™ Technology ...20 Wiring Diagrams ...21 ® U.S. Registered Trademark Copyright © 2001 Honeywell • •All Rights Reserved Place Bar Code Here 69- 1284- 2