Honeywell CT2800 Owner's Manual

Honeywell CT2800 Manual

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  • Honeywell CT2800 | Owner's Manual - Page 1
    CT2800 Programmable Thermostat INSTALLATION AND PROGRAMMING INSTRUCTIONS Welcome to the world of comfort and energy savings with your new Honeywell Programmable Thermostat. Your new thermostat will automatically control the temperature in your home, keeping you comfortable while saving energy.
  • Honeywell CT2800 | Owner's Manual - Page 2
    have. If your system is not compatible with the CT2800, 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 Care at 1-800-468-1502. Heating/Cooling System
  • Honeywell CT2800 | Owner's Manual - Page 3
    parts: • Thermostat and mounting plate • Labels • Screws and anchors • Installation and Programming Instructions 2. Gather the needed tools and supplies listed below. Required Tools and Supplies Optional Tools • Two AA alkaline batteries. Honeywell recommends Energizer® • Wire cutter/stripper or
  • Honeywell CT2800 | Owner's Manual - Page 4
    . 3). Do not label using colors. If labels do not match letters on old thermostat terminals, see wiring cross reference table in Special Wiring Instructions section. f. Disconnect the wires from the old thermostat and wrap the wires around a pencil to keep them from falling back into the wall. NOTE
  • Honeywell CT2800 | Owner's Manual - Page 5
    Plate Fig. 5. M20139 Fig. 6. a. Separate the mounting plate from the thermostat using a coin, as shown in Fig 5. b. Position the mounting plate on the wall. Be sure the mounting plate is flush against the wall and none of the wires are trapped behind it. c. Level the mounting plate and use a pencil
  • Honeywell CT2800 | Owner's Manual - Page 6
    gas, or oil heating system. c. The thermostat is set to display the temperature in degrees Fahrenheit (°F). If you want to display the temperature in degrees Celsius (°C), turn DIP Switch 3 to Off position. d. You can install the batteries and program your thermostat now, or you can wait until the
  • Honeywell CT2800 | Owner's Manual - Page 7
    Average Fuel Utilization Efficiency) unit Hot water boiler Electric furnace DIP Switches 1 and 2 Use factory setting 1-On; 2-On 1-Off; 2-On Fuel Switch F F 1-Off; 2-On F 1-On; 2-Off E Step 5. Wire Thermostat Terminals Fig. 9. a. Hold thermostat as shown in Fig. 9. b. Using the labels on the
  • Honeywell CT2800 | Owner's Manual - Page 8
    Step 6. Mount Thermostat Fig. 11. Fig. 12. e. Align the tabs at the top of the thermostat with the tabs at the top of the mounting plate (Fig. 11). f. Press the lower edge of the case to latch the bottom of the thermostat (Fig. 12) M20130 M20131 69-1638-1 8
  • Honeywell CT2800 | Owner's Manual - Page 9
    program the thermostat. See Programming section. Special Wiring Instructions Clock thermostat with C or C1 terminals A clock thermostat has one or two extra wires attached to the C or C1 terminals that allow the clock to operate. These wires are not used during the installation of your new CT2800
  • Honeywell CT2800 | Owner's Manual - Page 10
    place of purchase. See the thermostat compatibility table for information about which programmable thermostat will work with your system. Three thermostat wires If you have three wires for heating only and can operate the fan using the fan ON switch, the CT2800 Thermostat will work with your system
  • Honeywell CT2800 | Owner's Manual - Page 11
    system. Select an alternate thermostat model. Transformer common. Second stage heat (W2, H2) or second stage cooling (Y2). You have a multistage heating/cooling system. Select an alternate thermostat model. *Remove factory-installed jumper between R and Rc terminals in 5-wire systems. 11 69-1638
  • Honeywell CT2800 | Owner's Manual - Page 12
    Off Heat Descriptions 1 Fan switch-Selects automatic fan operation or fan on. 2 Set Schedule-Puts the thermostat into programming mode. 3 Set Clock/Day-Sets the clock and day. 4 Time Ahead and Back-Sets the time 9 ahead and back. 10 5 Program periods-Current program period or period being
  • Honeywell CT2800 | Owner's Manual - Page 13
    are displayed (Fig. 19). Fig. 19. Step 2. Learn About Programming Features Your CT2800 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
  • Honeywell CT2800 | Owner's Manual - Page 14
    time when you are sleeping. You can set up an energy-saving temperature for this period. 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 automatically controls heating at 68°F (20
  • Honeywell CT2800 | Owner's Manual - Page 15
    for your heating schedule. Heating Schedule Program Period Suggested Settings Time Temp WAKE 6:00 AM 70°F (21°C) LEAVE 8:00 AM 62°F (16.5°C) RETURN 6:00 PM 70°F (21°C) Weekday (Mon-Fri) Time Temp Weekend (Sat-Sun) Time Temp b. Set the System switch to HEAT. Schedule c. Press once
  • Honeywell CT2800 | Owner's Manual - Page 16
    a blank schedule for the next pro- gram period (Fig. 22) and repeat steps d. through f. for each weekday program period. Fig. 23. Schedule g. Press until the weekend schedule is displayed (Fig. 23). h. Set the Saturday and Sunday WAKE time by pressing Time until the desired time is displayed
  • Honeywell CT2800 | Owner's Manual - Page 17
    AM 85°F (29.5°C) RETURN 6:00 PM 78°F (25.5°C) Weekday (Mon-Fri) Time Temp Weekend (Sat-Sun) Time Temp b. Set the System switch to COOL. c. Repeat steps 3c. through 3k. to program the weekday and weekend cooling schedule. Step 5. Check System SLEEP 10:00 PM 82°F (28°C) Verify that your heating
  • Honeywell CT2800 | Owner's Manual - Page 18
    . NOTE: When cooling setting is changed, thermostat can delay up to five minutes before turning on air conditioner. This delay protects the compressor. f. Press Temp until setting is 10°F (6°C) above room temperature.Your cooling system and fan should stop. g. Set the System switch to Off and
  • Honeywell CT2800 | Owner's Manual - Page 19
    Fan and System Switches The switches on the bottom of the thermostat faceplate control the operation of your fan and the heating and cooling system. Set the Fan switch first and then set the System switch. Switch Fan Setting Auto On Result A single-speed fan turns on automatically with the air
  • Honeywell CT2800 | Owner's Manual - Page 20
    to lack of battery power in thermostat. If leaving home for longer than a month, change batteries before leaving. Override 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 Fig. 27. Press
  • Honeywell CT2800 | Owner's Manual - Page 21
    dis- Run NOTE: To cancel the hold, press Program . Check the current programmed temperature Fig. 29. Press Run Program to display temperature programmed for current program period. The SET indicator displays briefly along with the programmed temperature (Fig. 29). The display then returns to
  • Honeywell CT2800 | Owner's Manual - Page 22
    °F (31°C) during programming. Display shows flashing "bAt Lo." • • Temperature change occurs at wrong • times Then... Make sure the batteries are fresh and installed correctly. Set System switch to Off. Remove batteries and insert backward for 5-10 seconds to reset thermostat. Replace batteries
  • Honeywell CT2800 | Owner's Manual - Page 23
    and SYSTEM ON arrow is displayed, thermostat is operating correctly. Contact ac contractor. Press RUN PROGRAM to check the current temperature setting. If desired, change the temperature setting. Adjust the screws on the back of the thermostat. Plug the wiring hole in the wall behind the mounting
  • Honeywell CT2800 | Owner's Manual - Page 24
    apparatus, that complies with Canadian Radio Interference Regulations, CRC c.1374. LIMITED WARRANTY Honeywell warrants this product, excluding battery, to be free from defects in workmanship or materials, under normal use and service, for a period of one (1) year from the date of purchase by the
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69-1638-1
INSTALLATION AND PROGRAMMING INSTRUCTIONS
® U.S. Registered Trademark
Copyright © 2003 Honeywell International Inc.
All Rights Reserved
CT2800 Programmable Thermostat
Welcome
to the world of comfort and energy savings with your
new Honeywell Programmable Thermostat. Your new thermostat
will automatically control the temperature in your home, keeping
you comfortable while saving energy.
Weekday/Weekend (5-day/2-day)
Programmable Heat and/or Cool
Low Voltage (20 to 30 Vac)
Thermostat and Mounting Plate
Model CT2800
Table of Contents
Installation
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2
Programming
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12
Operation
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18
Frequently Asked Questions
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22
Customer Assistance
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23
Limited Warranty
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24