Owner's Manual
Page 1
.../Weekend (5-day/2-day) Programmable Heat and/or Cool Low Voltage (20 to 30 Vat) Thermostat and Mounting Plate Model CT2400 PROGRAMMING AND INSTALLATION INSTRUCTIONS Limited One-Year Warranty Honeywell warrants this prcduct, excluding battery, to be to repair or replace the product within the terms stated above limitation may have other dated prcof...
.../Weekend (5-day/2-day) Programmable Heat and/or Cool Low Voltage (20 to 30 Vat) Thermostat and Mounting Plate Model CT2400 PROGRAMMING AND INSTALLATION INSTRUCTIONS Limited One-Year Warranty Honeywell warrants this prcduct, excluding battery, to be to repair or replace the product within the terms stated above limitation may have other dated prcof...
Owner's Manual
Page 2
...LEVEL THERMOSTAT FOR APPEARANCE 3 M378B If you comfortable while saving energy when programmed according to the world of this thermostat to Honeywell Customer Assistance at 1-800-468-1502. Your new thermostat will automatically control the temperature in your old thermostat in the trash... Central time. @ RECYCLING THERMOSTAT If this manual. O STEP 9 Mount The Thermostat 24 STEP 10 Check Thermostat Operation After Programming And installing 25 STEP 11 Set The Fan And System Switches 27 Troubleshooting Guide ...29 Limited One-Year Warranty ...35 1 - Welcome to the ...
...LEVEL THERMOSTAT FOR APPEARANCE 3 M378B If you comfortable while saving energy when programmed according to the world of this thermostat to Honeywell Customer Assistance at 1-800-468-1502. Your new thermostat will automatically control the temperature in your old thermostat in the trash... Central time. @ RECYCLING THERMOSTAT If this manual. O STEP 9 Mount The Thermostat 24 STEP 10 Check Thermostat Operation After Programming And installing 25 STEP 11 Set The Fan And System Switches 27 Troubleshooting Guide ...29 Limited One-Year Warranty ...35 1 - Welcome to the ...
Owner's Manual
Page 3
...you will ako not be labeled. ~ Prepare For Installation u Check Table 1 to be connecting it to label it with hot water baseboard systems. Will not work efficiently on the cover. System Type Gas-Standin~ Pilot Compatible With CT2400 Yes Gas-Electro~c Ignition Gas-Fired Boilers EA A ... wires where they do not operate the cooling system when outdoor temperature is not compatible with your new thermostat. If there are replacing a Honeywell Chronotherm@ Thermostat, you have three thermostat wires. The thermostat is below 50° F[10° C]. If you may damage your new...
...you will ako not be labeled. ~ Prepare For Installation u Check Table 1 to be connecting it to label it with hot water baseboard systems. Will not work efficiently on the cover. System Type Gas-Standin~ Pilot Compatible With CT2400 Yes Gas-Electro~c Ignition Gas-Fired Boilers EA A ... wires where they do not operate the cooling system when outdoor temperature is not compatible with your new thermostat. If there are replacing a Honeywell Chronotherm@ Thermostat, you have three thermostat wires. The thermostat is below 50° F[10° C]. If you may damage your new...
Owner's Manual
Page 4
...to lack of battery power. Press down due to reprogram. If you would prefer to program the thermostat after the indicator starts flashing. _ Install The Batteries IMPORTANT: Batteries must be seen individually on the display as you press the SET SCHEDULE key. After the batteries are away at a...as long, and may be helpful for longer than a month, change batteries before bedtime. (Again, higher heat or lower cool.) "SLEEP" is installed on the wall. Replace the batteries as soon as shown, making sure positive and negative terminals are available during the flashing "bAt Lo," the ...
...to lack of battery power. Press down due to reprogram. If you would prefer to program the thermostat after the indicator starts flashing. _ Install The Batteries IMPORTANT: Batteries must be seen individually on the display as you press the SET SCHEDULE key. After the batteries are away at a...as long, and may be helpful for longer than a month, change batteries before bedtime. (Again, higher heat or lower cool.) "SLEEP" is installed on the wall. Replace the batteries as soon as shown, making sure positive and negative terminals are available during the flashing "bAt Lo," the ...
Owner's Manual
Page 7
... System On-Time, As Required El The system on -time, readjust screws A and/or B as follows: First, turn , B - In the unlikely event that you are installing it will cancel your system is an electric heat system, set for operating or making changes follows: NOTE: System switch must be optimized according to...
... System On-Time, As Required El The system on -time, readjust screws A and/or B as follows: First, turn , B - In the unlikely event that you are installing it will cancel your system is an electric heat system, set for operating or making changes follows: NOTE: System switch must be optimized according to...
Owner's Manual
Page 11
... TO blTCH. 1 J,(4 + NOTE: To remove thermostat from wall, first pull out at bottom of thermostat, removing top last. *4 mm Check Thermostat Operation After Programming And Installing HEATING Do not check heating system operation by jumpering thermostat terminals at the thermostat. ENGAGE TABS AT TOP OF c. Press key until setting is about...
... TO blTCH. 1 J,(4 + NOTE: To remove thermostat from wall, first pull out at bottom of thermostat, removing top last. *4 mm Check Thermostat Operation After Programming And Installing HEATING Do not check heating system operation by jumpering thermostat terminals at the thermostat. ENGAGE TABS AT TOP OF c. Press key until setting is about...
Owner's Manual
Page 13
... before checking for ten minutes. ture, and SYSTEM ON indicator is lit, contact Honeywell Customer Assistance at the register. (Check to make sure system on . If display is blank or says "bAt Lo," install fresh batteries. s I )age 14. Temperature display will not come on thermostat is... lit, contact Honeywell Consumer Assistance at the wrong times. Remove batteries. Be sure that R-Rc jumper is too warm...
... before checking for ten minutes. ture, and SYSTEM ON indicator is lit, contact Honeywell Customer Assistance at the register. (Check to make sure system on . If display is blank or says "bAt Lo," install fresh batteries. s I )age 14. Temperature display will not come on thermostat is... lit, contact Honeywell Consumer Assistance at the wrong times. Remove batteries. Be sure that R-Rc jumper is too warm...