User manual HONEYWELL CT3300

[. . . ] MagicStat® CT3300 Programmable Thermostat Installation and Programming Instructions Weekday/Weekend (5-day/2-day) Programmable Heat and/or Cool Low Voltage (20 to 30 Vac) Thermostat and Mounting Plate Model CT3300 Table of Contents Installation Programming Welcome to the world of comfort and energy savings with your new Honeywell MagicStat® Programmable Thermostat. Your new thermostat will automatically control the temperature in your home, keeping you comfortable while saving energy. If you have any questions about using this thermostat, visit our home expert Web site at www. honeywell. com/yourhome or call Honeywell Customer Relations at 1-800-468-1502. Operation Change the clock for Daylight/ Standard Time Set the Fan and System switches Replace the batteries Override the program settings Frequently asked questions Limited 1-Year Warranty 2 11 17 17 17 18 19 22 24 ®U. S. [. . . ] 2 Weekend Schedule­Initiates programming of the weekend heating or cooling schedule (page 15). 3 Weekday Schedule­Initiates programming of the weekday heating or cooling schedule (page 14). 4 Set Clock/Day­Sets the clock and day (page 12). 69-0654-5 11 Step 1. The current time and day and the current temperature are displayed (Fig. Learn about the programming features Your CT3300 thermostat allows you to program schedules for both a heating season and a cooling season. · During the heating season, you will want to set the normal room temperature higher and the energy-saving temperature lower. · The reverse is true during the cooling season--the normal room temperature will be lower and the energy-saving temperature higher. For each season, you can set up to four program periods for the weekdays (Monday­Friday), and up to two program periods for the weekends (Saturday and Sunday). The program periods are defined on the next page. 12 PROGRAMMING 69-0654-5 Program period WAKE Description The time when you get up and get ready to leave your home. You can set an energy-saving temperature for this period. When available Weekdays and weekend LEAVE RETURN SLEEP Weekdays only Weekdays only Weekdays and weekend Programming tips · You do not need to program times and temperatures for all program periods. If you decide not to program your thermostat, it will automatically control heating at 68°F (20°C) and cooling at 78°F (26°C), 24 hours a day. If you decide not to program weekend schedules, the temperature that is programmed for the weekday SLEEP schedule will remain in effect until the next program period, which begins on Monday morning. The temperatures cannot be set any higher than 88°F (31°C) or any lower than 45°F (7°C). When pressing the buttons, use the ball of your finger or a soft pencil eraser. If you make an error at any time during programming, press the program period where you left off. Then press or until you reach · · · 69-0654-5 PROGRAMMING 13 Step 3. Write in the times and temperatures that you want to program for your heating schedule. Heating Schedule Suggested Settings Weekday (Mon­Fri) Weekend (Sat­Sun) b. 20 WAKE 6:00 AM LEAVE 8:00 AM 62°F (16. 5°C) RETURN 6:00 PM 70°F (21°C) SLEEP 10:00 PM 62°F (16. 5°C) 70°F (21°C) Set the System switch to HEAT. Set the Monday­Friday WAKE time by pressing until the desired time is displayed (Fig. 22 or Press to display a blank schedule for the next program period (Fig. for each weekday program period. 14 PROGRAMMING 69-0654-5 Fig. [. . . ] If display is blank or says "bAt Lo, " install fresh batteries. Allow 5 to 10 minutes after changing the setting before the air conditioner starts. If the temperature setting is lower than the current room temperature and the SYSTEM ON arrow is displayed, the thermostat is operating correctly. Adjust the screws on the back of the thermostat as instructed on page 7. The house is too warm or too cool · · The furnace cycles too frequently or · the system cycle length is too short or too long The thermostat's current setting · does not match the displayed room temperature to within plus or minus · 1° · Plug the wiring hole in the wall behind the mounting plate with insulation to prevent drafts that might adversely affect thermostat operation. [. . . ]