Honeywell MAGICSTAT CT3300 User Manual
Magicstat, Ct3300 programmable thermostat
Table of contents
Document Outline
- MagicStat® CT3300 Programmable Thermostat
- Verify that you have the right thermostat
- Step 1. Prepare for installation
- Step 2. Remove the old thermostat
- Step 3. Install the mounting plate
- Step 4. Set the thermostat for your type of heating system
- Step 5. Wire the thermostat terminals
- Step 6. Mount the thermostat
- Step 7. Install the batteries
- Special wiring instructions
- A 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 cl...
- a. Make sure that power to the heating/cooling system is turned off.
- b. Locate the wires that are connected to the clock terminals marked C or C1.
- c. As you disconnect the wires, do not allow these wires to touch.
- d. Wrap the wires separately, using electrical tape to insulate the wires.
- e. Place the wires where they will not interfere with the operation of the new thermostat. You wi...
- f. Continue with the installation as instructed on page 4 at step 2e.
- A clock thermostat has one or two extra wires attached to the C or C1 terminals that allow the cl...
- Six or more wires
- Three thermostat wires
- Wires that are not connected to the old thermostat
- Five wires connected to the old thermostat
- Old thermostat terminals that do not match new thermostat terminals
- A clock thermostat with C or C1 terminals
- Step 1. Set the current time and day
- Step 2. Learn about the programming features
- Step 3. Program the heating schedule
- Step 4. Program the cooling schedule
- Step 5. Check out the system
- Change the clock for Daylight/Standard Time
- Set the Fan and System switches
- Replace the batteries
- a. Make sure that the System switch is set in the OFF position.
- b. Open the battery door.
- c. Press on the left side of the batteries to remove them.
- d. Install the new batteries. Make sure that the positive and negative terminals are oriented cor...
- e. Close the battery door and set the System switch to HEAT or COOL.
- Override the program settings
- Frequently asked questions
- Customer assistance
- Recycling thermostat
- If you are removing an old thermostat that contains mercury in a sealed tube (Fig. 1), do not pla...
- a. Turn off power to the heating/cooling system, either at the furnace or at the fuse/circuit br...
- b. Remove the cover of your old thermostat (Fig. 2).
- c. Unscrew and remove the old thermostat’s mounting plate from the wall, but do not disconnect th...
- d. Inspect the old thermostat wiring. If the wiring meets any of the following conditions, see th...
- e. Using the enclosed labels, mark the wires with the letter of the terminal that it is attached ...
- f. Disconnect the wires from the old thermostat and wrap the wires around a pencil to keep them f...
- Your wall should now look like Fig. 4.
- 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 sits flush against the wal...
- c. Level the mounting plate and use a pencil to mark the center of the mounting plate’s screw holes.
- d. Remove the mounting plate and drill holes at the locations you marked.
- e. If installing in drywall, gently tap the anchors that were provided into the drilled holes unt...
- f. Reposition the mounting plate over the holes, pull the wires through the wiring opening, and l...
- g. Make sure the mounting plate is level and tighten the mounting screws.
- The mounting plate is now mounted on the wall and should look like Fig. 7.
- a. Use the FUEL SWITCH on the back of the thermostat to set your new thermostat for the type of f...
- b. Use the A and B screws on the back of the thermostat to set your new thermostat for your type ...
- c. The thermostat is set to display the temperature in degrees Fahrenheit (˚F). If you want to di...
- d. You can install the batteries and program your thermostat now, or you can wait until the therm...
- a. Hold the thermostat as shown in Fig. 9.
- b. Using the labels on the wires, match the letter of your old thermostat wire with the correspon...
- c. Loosen the terminal screws and slip each wire beneath its matching terminal (Fig 10).
- d. Securely tighten the terminals.
- a. Align the tabs at the top of the thermostat with the tabs at the top of the mounting plate (Fi...
- b. Press the lower edge of the case to latch the bottom of the thermostat (Fig. 12).
- a. Make sure that the System switch is set in the OFF position.
- b. Using a coin, open the battery door as shown in Fig. 13.
- c. Install the batteries. Make sure that the positive and negative terminals are oriented correct...
- d. Replace the battery door.
- e. Remove the clear plastic label from the digital display.
- When the batteries are installed correctly, the digital display flashes all entries once, then be...
- If you are removing an old thermostat that contains mercury in a sealed tube (Fig. 1), do not pla...
- Check how long heat/air conditioning has been running
- Reset the cumulative usage counter to zero
- Change a program permanently
- Follow the steps for programming the heating schedule or programming the cooling schedule on page...
- a. Press once. The time is displayed (Fig. 17).
- b. Press and hold or until the current time is displayed.
- c. Press again. The day is displayed (Fig. 18).
- d. Press and hold or until the current day is displayed.
- e. Press once. The current time and day and the current temperature are displayed (Fig. 19).
- b. Set the System switch to HEAT.
- c. Press once. A blank schedule is displayed (Fig. 20).
- d. Set the Monday–Friday WAKE time by pressing or until the desired time is displayed (Fig. 21).
- e. Set the Monday–Friday WAKE temperature by pressing or until the desired temperature is displayed.
- f. Press to display a blank schedule for the next program period (Fig. 22) and repeat steps d. th...
- g. Press until the weekend schedule is displayed (Fig. 23).
- h. Set the Saturday and Sunday WAKE time by pressing or until the desired time is displayed.
- i. Set the Saturday and Sunday WAKE temperature by pressing or until the desired temperature is d...
- j. Press again to display a blank schedule for the SLEEP program period and repeat steps h. throu...
- k. Press to start the program.
- Follow the steps for programming the heating schedule or programming the cooling schedule on page...
- Verify that your heating system works
- Verify that your cooling system works
- Change the temperature temporarily
- Hold a temperature indefinitely
- Check the current programmed temperature
- Check programs
- Cancel a program