Owner's Manual
Page 1
...Weekday/Weekend (5-day/2-day) Programmable Heat and/or Cool Low Voltage (20 to 30 Vac) Thermostat and Mounting Plate Model CT3300 Welcome to the world of Contents Installation 2 Programming 11 Operation 17 Change the clock for Daylight/ 17 Standard Time Set the Fan and System switches 17 Replace the... savings with your home, keeping 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. Your new thermostat will automatically control the temperature in your new...
...Weekday/Weekend (5-day/2-day) Programmable Heat and/or Cool Low Voltage (20 to 30 Vac) Thermostat and Mounting Plate Model CT3300 Welcome to the world of Contents Installation 2 Programming 11 Operation 17 Change the clock for Daylight/ 17 Standard Time Set the Fan and System switches 17 Replace the... savings with your home, keeping 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. Your new thermostat will automatically control the temperature in your new...
Owner's Manual
Page 2
.../cooling system. Steam A steam boiler with more than one stage. If you are produced from the same outdoor unit (compressor) with the CT3300, the table recommends an alternate Honeywell model. M3701 Installation Verify that contains mercury in a sealed tube (Fig. 1), do not place the old thermostat in the trash. Multistage Conventional A heating or...
.../cooling system. Steam A steam boiler with more than one stage. If you are produced from the same outdoor unit (compressor) with the CT3300, the table recommends an alternate Honeywell model. M3701 Installation Verify that contains mercury in a sealed tube (Fig. 1), do not place the old thermostat in the trash. Multistage Conventional A heating or...
Owner's Manual
Page 3
...; Level • Electrical tape c. Honeywell recommends Energizer® batteries. • Screwdriver • Hand or power drill with either system, call a heating/air conditioning contractor-the problem may persist after you have the following parts: • Thermostat and mounting plate • Labels • Screws and anchors • Installation and Programming Instructions b. Step 1. Save...
...; Level • Electrical tape c. Honeywell recommends Energizer® batteries. • Screwdriver • Hand or power drill with either system, call a heating/air conditioning contractor-the problem may persist after you have the following parts: • Thermostat and mounting plate • Labels • Screws and anchors • Installation and Programming Instructions b. Step 1. Save...
Owner's Manual
Page 4
... connected to on page 10. Remove the cover of the terminal that it . e. Note: Remember, if your progress Your wall should now look like Fig. 4. 4 INSTALLATION 69-0654-5 Turn off power to keep them from the old thermostat and wrap the wires around a pencil to the heating/cooling system, either at...
... connected to on page 10. Remove the cover of the terminal that it . e. Note: Remember, if your progress Your wall should now look like Fig. 4. 4 INSTALLATION 69-0654-5 Turn off power to keep them from the old thermostat and wrap the wires around a pencil to the heating/cooling system, either at...
Owner's Manual
Page 5
...Fig. 6 M20139 M20129 Fig. 7 a. Position the mounting plate on the wall and should look like Fig. 7. 69-0654-5 Y G Rc RW M20128 INSTALLATION 5 Make sure the mounting plate is level and tighten the mounting screws. ✓ Check your progress The mounting plate is now mounted on the wall. b.... Level the mounting plate and use a pencil to mark the center of the wires are flush with the wall. d. e. If installing in Fig 5. Separate the mounting plate from the thermostat using a coin, as shown in drywall, gently tap the anchors that were provided into each...
...Fig. 6 M20139 M20129 Fig. 7 a. Position the mounting plate on the wall and should look like Fig. 7. 69-0654-5 Y G Rc RW M20128 INSTALLATION 5 Make sure the mounting plate is level and tighten the mounting screws. ✓ Check your progress The mounting plate is now mounted on the wall. b.... Level the mounting plate and use a pencil to mark the center of the wires are flush with the wall. d. e. If installing in Fig 5. Separate the mounting plate from the thermostat using a coin, as shown in drywall, gently tap the anchors that were provided into each...
Owner's Manual
Page 6
...the A and B screws on the back of the thermostat to set your new thermostat for the type of fuel that begin on page 8. To install the batteries, see the instructions that your type of the thermostat to set your new thermostat for a warm air, gas, or oil heating system...., and efficiently run the fan. To program the thermostat, see the instructions on page 12. 6 INSTALLATION 69-0654-5 Step 4. See the heating system table on the wall. If you can install the batteries and program your thermostat now, or you want to maintain accurate temperature control, minimize swings...
...the A and B screws on the back of the thermostat to set your new thermostat for the type of fuel that begin on page 8. To install the batteries, see the instructions that your type of the thermostat to set your new thermostat for a warm air, gas, or oil heating system...., and efficiently run the fan. To program the thermostat, see the instructions on page 12. 6 INSTALLATION 69-0654-5 Step 4. See the heating system table on the wall. If you can install the batteries and program your thermostat now, or you want to maintain accurate temperature control, minimize swings...
Owner's Manual
Page 7
b. c. Securely tighten the terminals. 69-0654-5 END OF WIRE VISIBLE HERE M20126 INSTALLATION 7 Note: If the letters on the old thermostat terminals do not match the letters on the furnace.) High-efficiency furnace such as shown in . (8 mm) ...
b. c. Securely tighten the terminals. 69-0654-5 END OF WIRE VISIBLE HERE M20126 INSTALLATION 7 Note: If the letters on the old thermostat terminals do not match the letters on the furnace.) High-efficiency furnace such as shown in . (8 mm) ...
Owner's Manual
Page 8
... of the mounting plate (Fig. 11). M20130 Step 7. Make sure that the positive and negative terminals are oriented correctly as shown in the OFF position. Install the batteries. Remove the clear plastic label from the digital display. ✓ Check your progress When the batteries are now ready to flash a default time... and the current temperature (Fig. 14). Make sure that the System switch is set in Fig. 13. Replace the battery door. Honeywell recommends using Energizer® batteries. Mount the thermostat Fig. 11 Fig. 12 a.
... of the mounting plate (Fig. 11). M20130 Step 7. Make sure that the positive and negative terminals are oriented correctly as shown in the OFF position. Install the batteries. Remove the clear plastic label from the digital display. ✓ Check your progress When the batteries are now ready to flash a default time... and the current temperature (Fig. 14). Make sure that the System switch is set in Fig. 13. Replace the battery door. Honeywell recommends using Energizer® batteries. Mount the thermostat Fig. 11 Fig. 12 a.
Owner's Manual
Page 9
...old thermostat If there are extra wires that allow these wires to touch. Continue the installation procedure on page 4, step 2e. a. Make sure that are not used during the installation of a heat pump or multistage system. As you have three wires for heating ...Your 3300 thermostat will not connect these wires to your 3300 thermostat. Continue the installation procedure on page 4, step 2e. 69-0654-5 INSTALLATION 9 b. Continue with the installation as instructed on page 2 for installation assistance. You will not interfere with the operation of the new thermostat. Contact ...
...old thermostat If there are extra wires that allow these wires to touch. Continue the installation procedure on page 4, step 2e. a. Make sure that are not used during the installation of a heat pump or multistage system. As you have three wires for heating ...Your 3300 thermostat will not connect these wires to your 3300 thermostat. Continue the installation procedure on page 4, step 2e. 69-0654-5 INSTALLATION 9 b. Continue with the installation as instructed on page 2 for installation assistance. You will not interfere with the operation of the new thermostat. Contact ...
Owner's Manual
Page 10
... G, F O B C, X, B W2, H2 Y2 R* Rc* W Y G Do not continue installation Do not connect Do not continue installation. Old thermostat Connect to the old thermostat Your new thermostat has a factory-installed metal jumper between R and Rc terminals in heat (B terminal). You have a multistage heating/cooling system. ...Transformer common. See page 2 for an alternate thermostat model. *Remove factory-installed jumper between the R and Rc terminals (Fig. 15). INSTALLED). See page 2 for cooling Heat Cooling Fan Changeover in cool (O terminal) or changeover in...
... G, F O B C, X, B W2, H2 Y2 R* Rc* W Y G Do not continue installation Do not connect Do not continue installation. Old thermostat Connect to the old thermostat Your new thermostat has a factory-installed metal jumper between R and Rc terminals in heat (B terminal). You have a multistage heating/cooling system. ...Transformer common. See page 2 for an alternate thermostat model. *Remove factory-installed jumper between the R and Rc terminals (Fig. 15). INSTALLED). See page 2 for cooling Heat Cooling Fan Changeover in cool (O terminal) or changeover in...
Owner's Manual
Page 18
... run low, your thermostat shows the following in the thermostat. Make sure that the positive and negative terminals are dead or incorrectly installed and you see page 12 to reprogram. b. Make sure that the System switch is not operating. IMPORTANT: Replace the batteries once...should: Flashing "bAt Lo" Low Replace the batteries as soon as marked inside the battery case. See page 12 to HEAT or COOL. c. Install the new batteries. However, if the display is not operating. e. Then see : Batteries are off. a. Open the battery door. Dead Replace ...
... run low, your thermostat shows the following in the thermostat. Make sure that the positive and negative terminals are dead or incorrectly installed and you see page 12 to reprogram. b. Make sure that the System switch is not operating. IMPORTANT: Replace the batteries once...should: Flashing "bAt Lo" Low Replace the batteries as soon as marked inside the battery case. See page 12 to HEAT or COOL. c. Install the new batteries. However, if the display is not operating. e. Then see : Batteries are off. a. Open the battery door. Dead Replace ...
Owner's Manual
Page 21
... has been running: • Since 12:00 AM today, press once (Fig. 32). • Since 12:00 AM yesterday, press twice (Fig. 33). • Since installation or since the last time you reset the cumulative usage counter (see below), press times. Change a program permanently Follow the steps for programming the heating...
... has been running: • Since 12:00 AM today, press once (Fig. 32). • Since 12:00 AM yesterday, press twice (Fig. 33). • Since installation or since the last time you reset the cumulative usage counter (see below), press times. Change a program permanently Follow the steps for programming the heating...
Owner's Manual
Page 22
...and replace or reset if necessary. • Check for correct wiring and good connections. • If display is blank or displays "bAt Lo," install fresh batteries. • Allow time for five to ten seconds to ten seconds. replace them backwards for the furnace to heat up and the ...88°F (7°C-31°C). • The batteries are correct. Reprogram if necessary. • Check that AM and PM indications are fresh and installed correctly. • Set the System switch to come on before checking for five to reset the thermostat. Remove the batteries and then insert them as...
...and replace or reset if necessary. • Check for correct wiring and good connections. • If display is blank or displays "bAt Lo," install fresh batteries. • Allow time for five to ten seconds to ten seconds. replace them backwards for the furnace to heat up and the ...88°F (7°C-31°C). • The batteries are correct. Reprogram if necessary. • Check that AM and PM indications are fresh and installed correctly. • Set the System switch to come on before checking for five to reset the thermostat. Remove the batteries and then insert them as...
Owner's Manual
Page 23
... match the displayed room temperature to within plus or minus • 1° • Check that might adversely affect thermostat operation. If you call Honeywell Customer Relations at 1-800-468-1502, Monday-Friday, 7:00 AM-5:30 PM Central Time, or visit us at www...the temperature setting is lower than the current room temperature and the SYSTEM ON arrow is displayed, the thermostat is blank or says "bAt Lo," install fresh batteries. Then... See page 19 for instructions. The thermostat has a built-in the wall behind the mounting plate with Canadian Radio Interference Regulations...
... match the displayed room temperature to within plus or minus • 1° • Check that might adversely affect thermostat operation. If you call Honeywell Customer Relations at 1-800-468-1502, Monday-Friday, 7:00 AM-5:30 PM Central Time, or visit us at www...the temperature setting is lower than the current room temperature and the SYSTEM ON arrow is displayed, the thermostat is blank or says "bAt Lo," install fresh batteries. Then... See page 19 for instructions. The thermostat has a built-in the wall behind the mounting plate with Canadian Radio Interference Regulations...