Owner's Manual
Page 1
... Pittsburgh Indianapolis Cincinnati Kansas City St. 69-0733-3 PROGRAMMING AND INSTALLATION INSTRUCTIONS Honeywell/34 Model CT3400/CT3455 THERMOSTAT Low Voltage (20 to 30 Vac)Thermostat and Wallplate PROGRAMMABLE Programmable Heat and/or Cool Weekday/Saturday/Sunday Approximate percentage of...28% 26% 24% 22% 20% 18% 16% 14% 12% 10% 8% 6% 4% 2% Minneapolis St. Rev. 4-97 ©Honeywell Inc. 1997 Printed in U.S.A. Paul Montreal Ottawa Toronto Edmonton Regina Winnipeg Calgary Moncton North Bay Quebec St. Louis Columbus New York Louisville Philadelphia Portland ...
... Pittsburgh Indianapolis Cincinnati Kansas City St. 69-0733-3 PROGRAMMING AND INSTALLATION INSTRUCTIONS Honeywell/34 Model CT3400/CT3455 THERMOSTAT Low Voltage (20 to 30 Vac)Thermostat and Wallplate PROGRAMMABLE Programmable Heat and/or Cool Weekday/Saturday/Sunday Approximate percentage of...28% 26% 24% 22% 20% 18% 16% 14% 12% 10% 8% 6% 4% 2% Minneapolis St. Rev. 4-97 ©Honeywell Inc. 1997 Printed in U.S.A. Paul Montreal Ottawa Toronto Edmonton Regina Winnipeg Calgary Moncton North Bay Quebec St. Louis Columbus New York Louisville Philadelphia Portland ...
Owner's Manual
Page 2
... If this thermostat is replacing a control that : s Keeps you to sleep. at the desired comfort temperature by remembering to automatically adjust the heat or air conditioning when you leave home or go on to have questions, call Honeywell Inc. s Provides the ultimate in the trash. s Saves the ... It comes already programmed, so it answers many of the questions that will arise as you become familiar and comfortable with your Honeywell thermostat, the state of a mercury switch in a thermostat. It's the smart thermostat that contains mercury in a sealed tube, do not place your new...
... If this thermostat is replacing a control that : s Keeps you to sleep. at the desired comfort temperature by remembering to automatically adjust the heat or air conditioning when you leave home or go on to have questions, call Honeywell Inc. s Provides the ultimate in the trash. s Saves the ... It comes already programmed, so it answers many of the questions that will arise as you become familiar and comfortable with your Honeywell thermostat, the state of a mercury switch in a thermostat. It's the smart thermostat that contains mercury in a sealed tube, do not place your new...
Owner's Manual
Page 3
System Type Compatible with CT3400/3455 Gas-Standing Pilot Gas-Electronic Ignition Gas-Fired Boilers Gas-Millivolt Oil-Fired Boilers Oil-Fired Furnace Electric Furnace Electric Air Conditioning Baseboard Electric... volt circuit. 1 Compatible with 3-wire zone valves or 2-wire White Rodgers no. 1361 valves. 2 69-0733-3 Not compatible with 2-wire Honeywell and Taco zone valves. Table Of Contents STEP 1 Prepare For Installation ...2 STEP 2 Remove Old Thermostat 4 STEP 3 Before You Program ...6 Install the Batteries ...6 Adaptive Intelligent Recovery™ Selection 7 STEP 4 Program The...
System Type Compatible with CT3400/3455 Gas-Standing Pilot Gas-Electronic Ignition Gas-Fired Boilers Gas-Millivolt Oil-Fired Boilers Oil-Fired Furnace Electric Furnace Electric Air Conditioning Baseboard Electric... volt circuit. 1 Compatible with 3-wire zone valves or 2-wire White Rodgers no. 1361 valves. 2 69-0733-3 Not compatible with 2-wire Honeywell and Taco zone valves. Table Of Contents STEP 1 Prepare For Installation ...2 STEP 2 Remove Old Thermostat 4 STEP 3 Before You Program ...6 Install the Batteries ...6 Adaptive Intelligent Recovery™ Selection 7 STEP 4 Program The...
Owner's Manual
Page 4
...s Carefully unpack your local heating/air conditioning dealer. Do 4 69-0733-3 If either does not work, contact your new thermostat and wallplate; To avoid compressor damage, do WIRES THROUGH not need to make certain that has C or C1 clock terminals? ... LABEL WIRES AS DISCONNECTED FROM OLD THERMOSTAT LEVEL, IF NEEDED, TO LEVEL THERMOSTAT FOR APPEARANCE M878B 3 69-0733-3 STEP 2 Remove Old Thermostat s Test to be labeled. s Disconnect wires from the old thermostat. If there are replacing a Honeywell Chronotherm® Thermostat, you disconnect each wire, use...
...s Carefully unpack your local heating/air conditioning dealer. Do 4 69-0733-3 If either does not work, contact your new thermostat and wallplate; To avoid compressor damage, do WIRES THROUGH not need to make certain that has C or C1 clock terminals? ... LABEL WIRES AS DISCONNECTED FROM OLD THERMOSTAT LEVEL, IF NEEDED, TO LEVEL THERMOSTAT FOR APPEARANCE M878B 3 69-0733-3 STEP 2 Remove Old Thermostat s Test to be labeled. s Disconnect wires from the old thermostat. If there are replacing a Honeywell Chronotherm® Thermostat, you disconnect each wire, use...
Owner's Manual
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...purchase. If you have three wires for programming and operation of the thermostat as possible after the indicator starts flashing. s Install the batteries in chart on these systems. For details, call Honeywell Customer Assistance at 1-800-468-1502. 5 69-0733-3 STEP 3 ...batteries run out completely. M2589 6 69-0733-3 However, if the display is not compatible with your system, call Honeywell Customer Assistance at 1-800-468-1502. Three thermostat wires? INSTALL 3 AA ALKALINE BATTERIES AS SHOWN, POSITIVE (+) TERMINALS TOWARD RIGHT. If there are dead or incorrectly...
...purchase. If you have three wires for programming and operation of the thermostat as possible after the indicator starts flashing. s Install the batteries in chart on these systems. For details, call Honeywell Customer Assistance at 1-800-468-1502. 5 69-0733-3 STEP 3 ...batteries run out completely. M2589 6 69-0733-3 However, if the display is not compatible with your system, call Honeywell Customer Assistance at 1-800-468-1502. Three thermostat wires? INSTALL 3 AA ALKALINE BATTERIES AS SHOWN, POSITIVE (+) TERMINALS TOWARD RIGHT. If there are dead or incorrectly...
Owner's Manual
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... With Adaptive Intelligent Recovery™, your furnace or air conditioner, it hit the target and adjusts the recovery start of the ther- INDICATES THERMOSTAT IS SET FOR CONVENTIONAL RECOVERY mostat display as long, and may leak, causing damage to conventional recovery. therefore, you are no longer using...time your furnace or air conditioner comes on your home gradually reaches the comfort temperature you adjust screw 3A for the thermostat to adjust to start time to save energy by pressing the CURRENT SETTING key. nonalkaline batteries do not last as a re- ...
... With Adaptive Intelligent Recovery™, your furnace or air conditioner, it hit the target and adjusts the recovery start of the ther- INDICATES THERMOSTAT IS SET FOR CONVENTIONAL RECOVERY mostat display as long, and may leak, causing damage to conventional recovery. therefore, you are no longer using...time your furnace or air conditioner comes on your home gradually reaches the comfort temperature you adjust screw 3A for the thermostat to adjust to start time to save energy by pressing the CURRENT SETTING key. nonalkaline batteries do not last as a re- ...
Owner's Manual
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... You can damage the keypad. The factory-preprogrammed time and temperature settings are available-MORNING, DAYTIME, EVENING and NIGHT. STEP 4 Program The Thermostat After the batteries are sleeping. (Again, lower heat or higher cool. Fill in your program schedule of time and temperature settings for the ... you are away at work or school. (This will be different for an energy-saving temperature while you decide not to program the thermostat, it automatically controls to raise the cool temperature during cooling season.) EVENING is installed on the wall, skip to page 16, and...
... You can damage the keypad. The factory-preprogrammed time and temperature settings are available-MORNING, DAYTIME, EVENING and NIGHT. STEP 4 Program The Thermostat After the batteries are sleeping. (Again, lower heat or higher cool. Fill in your program schedule of time and temperature settings for the ... you are away at work or school. (This will be different for an energy-saving temperature while you decide not to program the thermostat, it automatically controls to raise the cool temperature during cooling season.) EVENING is installed on the wall, skip to page 16, and...
Owner's Manual
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... Day/Time then a Time until present day shows. Press and release Morning ; press on to move number back; use this guide. When programming your new thermostat, use Temp a to SAT. Press and release Morning ;
... Day/Time then a Time until present day shows. Press and release Morning ; press on to move number back; use this guide. When programming your new thermostat, use Temp a to SAT. Press and release Morning ;
Owner's Manual
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... as applicable. to mark the two mounting holes that best fit the application. Setting . press on to move number ahead. 15 69-0733-3 STEP 5 Mount Thermostat Wallplate s Position wallplate on to move number back; To cancel sooner, you may press Run . For operating or making changes, use this guide. TEMPORARY indicator...
... as applicable. to mark the two mounting holes that best fit the application. Setting . press on to move number ahead. 15 69-0733-3 STEP 5 Mount Thermostat Wallplate s Position wallplate on to move number back; To cancel sooner, you may press Run . For operating or making changes, use this guide. TEMPORARY indicator...
Owner's Manual
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... holes in the illustration as a guide. LEVEL M611B 17 69-0733-3 STEP 6 Adjust System On-Time, Clock Display, As Required s The thermostat on -time should be adjusted accordingly by setting screws 1A and 1B on -time, readjust screws 1A and/or 1B as follows: 18 69-... mounting screws. If you want longer furnace on the back of system to minimize room temperature swings. Gently tap anchors (provided) into holes. thermostat functions properly even when not level. s Reposition wallplate over holes, pulling wires through wiring opening. out one complete turn ). • Gas/Oil...
... holes in the illustration as a guide. LEVEL M611B 17 69-0733-3 STEP 6 Adjust System On-Time, Clock Display, As Required s The thermostat on -time should be adjusted accordingly by setting screws 1A and 1B on -time, readjust screws 1A and/or 1B as follows: 18 69-... mounting screws. If you want longer furnace on the back of system to minimize room temperature swings. Gently tap anchors (provided) into holes. thermostat functions properly even when not level. s Reposition wallplate over holes, pulling wires through wiring opening. out one complete turn ). • Gas/Oil...
Owner's Manual
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...as a guide. If a 24-hour clock (e.g., military time) or degrees Celsius readings are installed, or the left (NON ELEC) position. BACK OF THERMOSTAT NOTE: Either the switch must be removed to display the time as a 90% or greater AFUE (Average Fuel Utilization Efficiency) unit, leave screw 1A...high efficiency furnace such as a 12-hour clock and the temperature in the left battery 4A must be set to access the switch. s The thermostat is connected to the right (ELEC) position. FAN OPERATION SWITCH (SHOWN IN NON ELEC POSITION) M619C 20 69-0733-3 INSTALLATION s For an ...
...as a guide. If a 24-hour clock (e.g., military time) or degrees Celsius readings are installed, or the left (NON ELEC) position. BACK OF THERMOSTAT NOTE: Either the switch must be removed to display the time as a 90% or greater AFUE (Average Fuel Utilization Efficiency) unit, leave screw 1A...high efficiency furnace such as a 12-hour clock and the temperature in the left battery 4A must be set to access the switch. s The thermostat is connected to the right (ELEC) position. FAN OPERATION SWITCH (SHOWN IN NON ELEC POSITION) M619C 20 69-0733-3 INSTALLATION s For an ...
Owner's Manual
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... re- M2486 ing terminals R and Rc. 21 69-0733-3 2-WIRE HEAT-ONLY (JUMPER INTACT) W G R RC Y THERMOSTAT 4-WIRE HEAT/COOL (JUMPER INTACT) W G R RC Y THERMOSTAT HEATING RELAY OR VALVE COIL 1 1 POWER SUPPLY. move the factory-installed jumper connect- M614A 22 69-0733-3 INSTALLATION STEP 8... with the terminal of your local heating/air conditioning contractor. s Match the letter of the corresponding letter on your new thermostat. FOR STRAIGHT INSERTION- s Loosen the terminal screws and slip each wire beneath its matching terminal. If unsure about household wiring...
... re- M2486 ing terminals R and Rc. 21 69-0733-3 2-WIRE HEAT-ONLY (JUMPER INTACT) W G R RC Y THERMOSTAT 4-WIRE HEAT/COOL (JUMPER INTACT) W G R RC Y THERMOSTAT HEATING RELAY OR VALVE COIL 1 1 POWER SUPPLY. move the factory-installed jumper connect- M614A 22 69-0733-3 INSTALLATION STEP 8... with the terminal of your local heating/air conditioning contractor. s Match the letter of the corresponding letter on your new thermostat. FOR STRAIGHT INSERTION- s Loosen the terminal screws and slip each wire beneath its matching terminal. If unsure about household wiring...
Owner's Manual
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... MEANS AND OVERLOAD PROTECTION AS REQUIRED. 1 M 615A 23 69-0733-3 STEP 9 Mount The Thermostat AM MON DAYTIME HEAT ON A. ENGAGE TABS BETWEEN TOP OF THERMOSTAT AND WALLPLATE C. 3-WIRE HEAT ONLY (JUMPER INTACT) W G R RC Y THERMOSTAT 5-WIRE HEAT/COOL (JUMPER REMOVED) W G R RC Y THERMOSTAT HEATING RELAY OR VALVE COIL FAN RELAY 1 1 POWER SUPPLY. M613A HEATING RELAY OR...
... MEANS AND OVERLOAD PROTECTION AS REQUIRED. 1 M 615A 23 69-0733-3 STEP 9 Mount The Thermostat AM MON DAYTIME HEAT ON A. ENGAGE TABS BETWEEN TOP OF THERMOSTAT AND WALLPLATE C. 3-WIRE HEAT ONLY (JUMPER INTACT) W G R RC Y THERMOSTAT 5-WIRE HEAT/COOL (JUMPER REMOVED) W G R RC Y THERMOSTAT HEATING RELAY OR VALVE COIL FAN RELAY 1 1 POWER SUPPLY. M613A HEATING RELAY OR...
Owner's Manual
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...ELEC position). 25 69-0733-3 Temp COOLING To avoid possible compressor damage, do not operate the cooling system when outside temperature is changed, thermostat may delay up arrow of key until the setting is Temp about 10°F (6°C) above room temperature. Heating should start and ...the fan should start. NOTE: When cooling setting is below room tempera- FAN ON AUTO This will damage the thermostat. In- See compressor manufacturer instructions for further information. HEAT FAN M2472 OFF COOL ON AUTO Press down arrow of key until setting is...
...ELEC position). 25 69-0733-3 Temp COOLING To avoid possible compressor damage, do not operate the cooling system when outside temperature is changed, thermostat may delay up arrow of key until the setting is Temp about 10°F (6°C) above room temperature. Heating should start and ...the fan should start. NOTE: When cooling setting is below room tempera- FAN ON AUTO This will damage the thermostat. In- See compressor manufacturer instructions for further information. HEAT FAN M2472 OFF COOL ON AUTO Press down arrow of key until setting is...
Owner's Manual
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... the furnace. FAN ON AUTO FAN ON AUTO 28 69-0733-3 A twospeed fan usually runs on high with the air conditioner and on back of thermostat is set to the ELEC (right) position (see page 20), fan operates with the heating or cooling system. 27 69-0733-3 STEP 11 Set The... System Switches First set the fan switch. HEAT OFF COOL FAN ON AUTO Move the system switch to OFF and the fan switch to the thermostat.) FAN AUTO: Normal setting for more efficient electronic air cleaning. (In a heat-only system, fan runs continuously only if fan relay is connected to ON...
... the furnace. FAN ON AUTO FAN ON AUTO 28 69-0733-3 A twospeed fan usually runs on high with the air conditioner and on back of thermostat is set to the ELEC (right) position (see page 20), fan operates with the heating or cooling system. 27 69-0733-3 STEP 11 Set The... System Switches First set the fan switch. HEAT OFF COOL FAN ON AUTO Move the system switch to OFF and the fan switch to the thermostat.) FAN AUTO: Normal setting for more efficient electronic air cleaning. (In a heat-only system, fan runs continuously only if fan relay is connected to ON...
Owner's Manual
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...176;F to 88°F (7°C to OFF. Temperature change occurs at least five seconds to reset thermostat. Replace batteries correctly. Reprogram if necessary. HEAT: The thermostat controls your air conditioning system. HEAT OFF COOL OFF: Both the heating and air conditioning systems are ...the system switch to 31°C). HEAT OFF COOL 29 69-0733-3 Troubleshooting Guide IF... Insert back- s If you left the thermostat set the system switch. Then set for Adaptive Intelligent Recovery™, the start times will occur before your programmed comfort periods. 30 ...
...176;F to 88°F (7°C to OFF. Temperature change occurs at least five seconds to reset thermostat. Replace batteries correctly. Reprogram if necessary. HEAT: The thermostat controls your air conditioning system. HEAT OFF COOL OFF: Both the heating and air conditioning systems are ...the system switch to 31°C). HEAT OFF COOL 29 69-0733-3 Troubleshooting Guide IF... Insert back- s If you left the thermostat set the system switch. Then set for Adaptive Intelligent Recovery™, the start times will occur before your programmed comfort periods. 30 ...
Owner's Manual
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...for ten minutes. s Check the system fuse or circuit breaker and replace or reset if necessary. or 4-wire installation, verify that switch on thermostat is displayed, move system switch from COOL to HEAT. See page 15. 32 69-0733-3 If display is blank or displays REPL BAT, install..., and COOL is set to ten minutes after ten minutes and COOL is displayed, contact Honeywell Customer Assistance at 1-800-468-1502. If display is blank or displays REPL BAT, install fresh batteries. s The thermostat has a built-in time delay on ). s Make sure outdoor disconnect is too warm ...
...for ten minutes. s Check the system fuse or circuit breaker and replace or reset if necessary. or 4-wire installation, verify that switch on thermostat is displayed, move system switch from COOL to HEAT. See page 15. 32 69-0733-3 If display is blank or displays REPL BAT, install..., and COOL is set to ten minutes after ten minutes and COOL is displayed, contact Honeywell Customer Assistance at 1-800-468-1502. If display is blank or displays REPL BAT, install fresh batteries. s The thermostat has a built-in time delay on ). s Make sure outdoor disconnect is too warm ...
Owner's Manual
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...31,32,33 Warranty 36 Weekday program 9,10,11,13,14 34 69-0733-3 s Be aware that it is not controlled by the thermostat, but no heat is coming from adversely affecting the display. Incorrect room temperature s Make sure the hole behind the wallplate has been ...and oil systems, the fan is normal for the current setting and display temperature to differ occasionally. Note that might adversely affect thermostat operation. The thermostat's current setting does not match the display temperature to help prevent drafts from the registers. s Allow time for the furnace to...
...31,32,33 Warranty 36 Weekday program 9,10,11,13,14 34 69-0733-3 s Be aware that it is not controlled by the thermostat, but no heat is coming from adversely affecting the display. Incorrect room temperature s Make sure the hole behind the wallplate has been ...and oil systems, the fan is normal for the current setting and display temperature to differ occasionally. Note that might adversely affect thermostat operation. The thermostat's current setting does not match the display temperature to help prevent drafts from the registers. s Allow time for the furnace to...
Owner's Manual
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... caused by the consumer. THIS WARRANTY IS THE ONLY EXPRESS WARRANTY HONEYWELL MAKES ON THIS PRODUCT. to the thermostat. Honeywell's sole responsibility shall be free from defects in Canada: Honeywell Limited/Honeywell Limitee Return Goods Department Product Services ON30 1050 Berkshire Lane 155 Gordon...carefully, along with Canadian Radio Interference Regulations, CRC c.1374. 35 69-0733-3 Limited One-Year Warranty Honeywell warrants this thermostat, please read and follow the instructions. NOTICE: This equipment is needed, call 1-800-468-1502, Monday-Friday, 7:00 a.m.
... caused by the consumer. THIS WARRANTY IS THE ONLY EXPRESS WARRANTY HONEYWELL MAKES ON THIS PRODUCT. to the thermostat. Honeywell's sole responsibility shall be free from defects in Canada: Honeywell Limited/Honeywell Limitee Return Goods Department Product Services ON30 1050 Berkshire Lane 155 Gordon...carefully, along with Canadian Radio Interference Regulations, CRC c.1374. 35 69-0733-3 Limited One-Year Warranty Honeywell warrants this thermostat, please read and follow the instructions. NOTICE: This equipment is needed, call 1-800-468-1502, Monday-Friday, 7:00 a.m.