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Question posted by jeffAdam on August 12th, 2014

Replace Batteries In Honeywell Magic Stat Ct2800 But System Will Not Program

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Related Honeywell CT2800 Manual Pages

Owner's Manual - Page 1

... Asked Questions ...22 Customer Assistance ...23 Limited Warranty ...24 ® U.S. Registered Trademark Copyright © 2003 Honeywell International Inc. CT2800 Programmable Thermostat INSTALLATION AND PROGRAMMING INSTRUCTIONS Welcome to 30 Vac) Thermostat and Mounting Plate Model CT2800 Table of comfort and energy savings with your home, keeping you comfortable while saving energy.

Owner's Manual - Page 2

... at 1-800-468-1502. If your local waste management authority for 240 volts 69-1638-1 2 Compatible with the CT2800, the table recommends an alternate Honeywell model. MERCURY NOTICE If you are unsure what type of the old thermostat. Contact your system is not compatible with CT2800? Installation MERCURY SWITCH INSTALLATION Verify You Have Correct...

Owner's Manual - Page 3

... . Alternate Model No CT3600 No CT3600 No CT3611 No See your receipt and make sure you install the new thermostat. Prepare for Installation 1. Required Tools and Supplies Optional Tools • Two AA alkaline batteries. IMPORTANT: To avoid damaging the compressor in the air conditioner, do not operate the cooling system when the...

Owner's Manual - Page 6

... set to display the temperature in degrees Fahrenheit (°F). ON 3 - OFF 2 - NOTE: This setting enables proper fan operation. c. To install the batteries, see the Programming section. 69-1638-1 6 To program the thermostat, see Step 7. OFF 11 ON 22 33 OFF ON HEATING SYSTEM WARM AIR FURNACE HOT WATER OR HIGH EFFICIENCY ELECTRIC FURNACE DIP...

Owner's Manual - Page 8

f. Press the lower edge of the case to latch the bottom of the mounting plate (Fig. 11). Step 6. e. Mount Thermostat Fig. 11. Align the tabs at the top of the thermostat with the tabs at the top of the thermostat (Fig. 12) M20130 M20131 69-1638-1 8 Fig. 12.

Owner's Manual - Page 9

... to the heating/cooling system is set in Fig. 13. Replace the battery door. REMOVING BATTERY DOOR IMPORTANT: Batteries must be installed for programming and operation of the new thermostat. b. Honeywell recommends using electrical tape to program the thermostat. b. Continue with the operation of the thermostat and heating/cooling system. These wires are connected to your...

Owner's Manual - Page 10

...WY G Fig. 15. Continue the installation procedure. See the thermostat compatibility table for information about which programmable thermostat will not connect these wires to old thermostat JUMPER (FACTORYINSTALLED). Your CT2800 Thermostat will work with the operation of the new thermostat. Three thermostat wires If you have three wires for installation assistance. Six or...

Owner's Manual - Page 12

... 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 programmed. 11 6 Day of the week-Current day or day being...

Owner's Manual - Page 13

Run e. Step 2. Learn About Programming Features Your CT2800 Thermostat allows you to two program periods for both a heating season and a cooling season. • ...For each season, you will be lower and the energy-saving temperature higher. The program periods are displayed (Fig. 19). Fig. 18. Press Program once. Fig. 17. The day is true during the cooling season-the normal ...

Owner's Manual - Page 14

... 45°F (7°C). • When pressing the buttons, use the ball of your thermostat, it automatically controls heating at 68°F (20°C), and cooling at any lower than 88°F (31°C) or any time during programming, press Program . You can set the Weekdays only system at a comfortable temperature for this period...

Owner's Manual - Page 15

...temperatures that you want to HEAT. e. Set the System switch to program for your heating schedule. Program Heating Schedule a. Press once. Fig. 20. Set the Monday-Friday...blank schedule is displayed (Fig. 21). SLEEP 10:00 PM 62°F (16.5°C) d. Heating Schedule Program Period Suggested Settings Time Temp WAKE 6:00 AM 70°F (21°C) LEAVE 8:00 AM 62°F...

Owner's Manual - Page 16

... the Saturday and Sunday WAKE time by Fig. 24. Fig. 23. pressing Temp until the weekend schedule is displayed. to display blank schedule for SLEEP program period and repeat steps h. Set the Saturday and Sunday WAKE temperature by pressing Time until the desired time is displayed (Fig. 23). Fig. 22. for...

Owner's Manual - Page 17

...176;F (6°C) below 50°F (10°C). 17 69-1638-1 Set the System switch to program the weekday and weekend cooling schedule. b. to COOL. Repeat steps 3c. Check System SLEEP 10:...Press Temp until the setting is 10°F (6°C) above room temperature (Fig. 25). Program Cooling Schedule a. Your heating system should start and the fan should shut off. Step 5....

Owner's Manual - Page 18

... and fan should be off. f. OPERATION Change Clock for Daylight/Standard Time a. Press and hold Time until the setting is changed, thermostat can delay up to Auto. d. Fig. 26. Press Program once. Set the System switch to Cool, and the Fan switch to five minutes before turning on air conditioner. Set the...

Owner's Manual - Page 19

...-1 A two-speed fan usually runs on high with the air conditioner and on low with the air conditioner or furnace. The thermostat controls your air conditioning system. Replace Batteries As the batteries run low, your fan and the heating and cooling system. Make sure that the System switch is set the System switch. NOTE...

Owner's Manual - Page 20

... switch to the schedule. IMPORTANT: Replace batteries once a year to prevent heating/cooling system from shutting down due to temperature lasts for longer than a month, change before leaving. Change the temperature temporarily Fig. 27. e. Make sure that the change to lack of battery power in thermostat. Heating/cooling schedule you programmed resumes when next scheduled...

Owner's Manual - Page 21

.... Hold a temperature indefinitely Fig. 28. Press Temp . Press Temp played. until the desired program is displayed (Fig 30). 21 69-1638-1 Press Run Program to resume the program Cancel a program Fig. 30. Run a. Run NOTE: To cancel the hold, press Program . Press Schedule until the desired temperature is displayed (Fig. 28). b. a. "HLd" is dis- The...

Owner's Manual - Page 22

... • times Then... Replace batteries correctly; b. Make sure the batteries are correct. Be sure AM and PM indications are fresh and installed correctly. A blank program schedule is displayed and the program is reached; The batteries are correct. If "bAt Lo" continues to display after replacing batteries, set System switch to reset thermostat. Check program times for 5-10 seconds...

Owner's Manual - Page 23

...connections. Check the system fuse or circuit breaker and replace or reset if necessary. Thermostat model number and serial code (located under the battery cover) - Type of wires connected to COOL.... come on occasion. The thermostat has a built-in the wall behind the mounting plate with insulation to check the current temperature setting. Press RUN PROGRAM to prevent drafts that the...

Owner's Manual - Page 24

...period of one (1) year from state to repair or replace the product within a reasonable period of time.If the product is shown by Honeywell that complies with proof of purchase (including date of ... Golden Valley, MN 55422-3992, or call 1-800-468-1502. LIMITED WARRANTY Honeywell warrants this product, excluding battery, to be to state. Some states do not allow limitations on how long an...