Honeywell MAGICSTAT CT3300 Installation And Programming Instructions
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Honeywell MAGICSTAT CT3300 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
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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.
®U.S. Registered Trademark
Copyright © 2001 Honeywell • All Rights Reserved
®
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

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Summary of Contents for Honeywell MAGICSTAT CT3300

  • Page 1: Table Of Contents

    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. ®U.S. Registered Trademark Copyright © 2001 Honeywell • All Rights Reserved ® MagicStat CT3300 Programmable Thermostat Installation and Programming Instructions...

  • Page 2: Installation

    If your system is not compatible with the CT3300, the table recommends an alternate Honeywell model. If you are unsure what type of thermostat is right for your system, visit us on the Web at www.honeywell.com/yourhome or call Honeywell Customer Relations at 1-800-468-1502.
  • Page 3 Step 1. Prepare for installation Carefully unpack your new thermostat. Save your receipt and make sure you have the following parts: • Thermostat and mounting plate • Labels Gather the needed tools and supplies listed below. Required tools and supplies •...
  • Page 4 • There are extra wires that are not connected to the old thermostat. Using the enclosed labels, mark the wires with the letter of the terminal that it is attached to on the old thermostat (Fig. 3). Do M19086 not label the wires by color.

  • Page 5: Install The Mounting Plate

    Fig. 6 Fig. 7 69-0654-5 Separate the mounting plate from the thermostat using a coin, as shown in Fig 5. Position the mounting plate on the wall. Be sure the mounting plate sits flush against the wall and none of the wires are trapped behind it.
  • Page 6 1 TURN Note: This setting enables proper fan operation. Use the A and B screws on the back of the thermostat to set your new thermostat for your type of heating system. See the heating system table on the next page to find the correct settings.
  • Page 7 Note: If the letters on the old thermostat terminals do not match the letters on the new thermostat terminals, you might not need to connect all of the old wires to the new thermostat. See the wiring cross reference table on page 10 for details.
  • Page 8 M1719C Fig. 14 INSTALLATION Align the tabs at the top of the thermostat with the tabs at the top of the mounting plate (Fig. 11). Press the lower edge of the case to latch the bottom of the thermostat (Fig. 12).
  • Page 9 Wires that are not connected to the old thermostat If there are extra wires that do not connect to your old thermostat, do not label them. You will not connect these wires to your new thermostat. Tape off the wires with electrical tape and place them where they will not interfere with the operation of the new thermostat.
  • Page 10 Five wires connected to the old thermostat Your new thermostat has a factory-installed metal jumper between the R and Rc terminals (Fig. 15). Remove the jumper before wiring the R and Rc terminals. JUMPER (FACTORY- Fig. 15 INSTALLED). REMOVE IF 5-WIRE SYSTEM...

  • Page 11: Programming

    M20161 14 Usage–Displays how long the heating/cooling system has been running (page 21). 15 Run Program–Returns thermostat to operating mode. 16 Hold Temp–Holds a selected temperature (page 19). 17 Present Setting–Displays the temperature setting for the current program period (page 20).
  • Page 12 Step 2. 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.
  • Page 13 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.
  • Page 14 Step 3. Program the heating schedule Write in the times and temperatures that you want to program for your heating schedule. Heating Program Schedule period Suggested Time Settings Temp Weekday Time (Mon–Fri) Temp Weekend Time (Sat–Sun) Temp Set the System switch to HEAT. Press once.

  • Page 15: Program The Cooling Schedule

    Press until the weekend schedule is displayed (Fig. 23). Set the Saturday and Sunday WAKE time by pressing until the desired time is displayed. Set the Saturday and Sunday WAKE temperature by pressing until the desired temperature is displayed (Fig. 24). Press again to display a blank schedule for the SLEEP program period and repeat steps h.

  • Page 16: Check Out The System

    10 ° F (6 °C) below room Press temperature (Fig. 26). Your cooling system and fan should start. Note: When the cooling setting is changed, the thermostat may delay up to 5 minutes before turning on the air conditioner. This delay protects the compressor. PROGRAMMING Fig.

  • Page 17: Operation

    Set the Fan and System switches The switches on the bottom of the thermostat faceplate (Fig. 16 page 11) control the operation of your fan and the heating and cooling system. Set the Fan switch first and then set the System switch.

  • Page 18: Replace The Batteries

    IMPORTANT: Replace the batteries once a year to prevent the heating/cooling system from shutting down due to lack of battery power in the thermostat. If you are leaving home for longer than a month, change the batteries before leaving to prevent the system from shutting down due to lack of power.

  • Page 19: Override The Program Settings

    Override the program settings Note: Make sure the System switch is set to either HEAT or COOL before making any changes to the schedule. Change the temperature temporarily Press until the desired temperature is displayed. The TEMPORARY indicator is displayed indicating that the change is temporary (Fig.
  • Page 20 Check the current programmed temperature Press to display the temperature that is programmed for the current program period. The SET indicator displays briefly along with the programmed temperature (Fig. 29). The display then returns to the room temperature. Check programs Press repeatedly to display the times and temperatures that you programmed for the weekdays (Monday–Friday).
  • Page 21 Check how long heat/air conditioning has been running To display the length of time that the heat or air conditioning has been running: • Since 12:00 today, press • Since 12:00 yesterday, press • Since installation or since the last time you reset the cumulative usage counter (see below), press times.

  • Page 22: Frequently Asked Questions

    Make sure the batteries are fresh and installed correctly. • Set the System switch to OFF. Remove the batteries and then insert them backwards for five to ten seconds to reset the thermostat. Replace the batteries correctly. The display should come on. •...
  • Page 23 1° Customer assistance For all questions concerning this thermostat, please read and follow the instructions. If you need additional assistance, call Honeywell Customer Relations at 1-800-468-1502, Monday–Friday, 7:00 www.honeywell.com/yourhome. Before you call, please have the following information available: •...

  • Page 24: Limited 1-Year Warranty

    Golden Valley, MN 55422-3992 This warranty does not cover removal or reinstallation costs. This warranty shall not apply if it is shown by Honeywell that the defect or malfunction was caused by damage which occurred while the product was in the possession of a consumer.

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