Owner's Manual
Page 2
Need Help? This manual covers the RTH7400 and RTH7500 models. (Pull thermostat from wallplate and turn over to find model number) This thermostat contains a Lithium battery which may apply, See www.dtsc.ca.gov/hazardouswaste/perchlorate CAUTION: EQUIPMENT DAMAGE HAZARD. ...outdoor temperature is below 50°F (10°C). Registered Trademark. Patents pending. For assistance with this product please visit http://yourhome.honeywell.com or call Honeywell Customer Care toll-free at 1-800-468-1502 Read and save these instructions. ® U.S. All rights reserved. US Patent No...
Need Help? This manual covers the RTH7400 and RTH7500 models. (Pull thermostat from wallplate and turn over to find model number) This thermostat contains a Lithium battery which may apply, See www.dtsc.ca.gov/hazardouswaste/perchlorate CAUTION: EQUIPMENT DAMAGE HAZARD. ...outdoor temperature is below 50°F (10°C). Registered Trademark. Patents pending. For assistance with this product please visit http://yourhome.honeywell.com or call Honeywell Customer Care toll-free at 1-800-468-1502 Read and save these instructions. ® U.S. All rights reserved. US Patent No...
Owner's Manual
Page 3
... setting 8 Using program schedules 9 Program schedule overrides 13 Auto Changeover 15 Filter reminder 17 Special features 18 RTH7400/RTH7500 Series Appendices Battery replacement 19 Customer assistance 20 In case of difficulty 21 Limited warranty 23 This thermostat is pre-programmed and ready to go . See page 3 to check settings. 1 69-2222EF-03
... setting 8 Using program schedules 9 Program schedule overrides 13 Auto Changeover 15 Filter reminder 17 Special features 18 RTH7400/RTH7500 Series Appendices Battery replacement 19 Customer assistance 20 In case of difficulty 21 Limited warranty 23 This thermostat is pre-programmed and ready to go . See page 3 to check settings. 1 69-2222EF-03
Owner's Manual
Page 4
.... 69-2222EF-03 2 It has been designed to give you know when to replace furnace filter. • Large display with backlight is easy to -use thermostat. Operating Manual About your new...
.... 69-2222EF-03 2 It has been designed to give you know when to replace furnace filter. • Large display with backlight is easy to -use thermostat. Operating Manual About your new...
Owner's Manual
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... ONE-TOUCH TEMP CONTROL: You can override the program schedule at any time, and manually adjust the temperature (see page 8 4.. This thermostat is ready to go . RTH7400/RTH7500 Series Your new thermostat is set the time and day. Program schedules: Preset to energy-saving levels while you're at work or asleep (assumes...
... ONE-TOUCH TEMP CONTROL: You can override the program schedule at any time, and manually adjust the temperature (see page 8 4.. This thermostat is ready to go . RTH7400/RTH7500 Series Your new thermostat is set the time and day. Program schedules: Preset to energy-saving levels while you're at work or asleep (assumes...
Owner's Manual
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..., depending on the indoor temperature. • Off: All systems are off. • Em Heat (only for heat pumps with auxiliary heat): Thermostat controls Emergency and Auxiliary Heat. Operating Manual System setting Press SYSTEM & FAN System & Fan Schedule Clock & More Press SYSTEM to select mode,...Heat System Fan Auto Fan 69-2222EF-03 Done M28083 Follow steps at left to select system: • Heat: Thermostat controls only the heating system. • Cool: Thermostat controls only the cooling system. • Auto: Thermostat automatically selects heating or cooling depending on how your...
..., depending on the indoor temperature. • Off: All systems are off. • Em Heat (only for heat pumps with auxiliary heat): Thermostat controls Emergency and Auxiliary Heat. Operating Manual System setting Press SYSTEM & FAN System & Fan Schedule Clock & More Press SYSTEM to select mode,...Heat System Fan Auto Fan 69-2222EF-03 Done M28083 Follow steps at left to select system: • Heat: Thermostat controls only the heating system. • Cool: Thermostat controls only the cooling system. • Auto: Thermostat automatically selects heating or cooling depending on how your...
Owner's Manual
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... ° 78 ° 62 ° 82 ° 62 ° 82 ° 69-2222EF-03 10 Operating Manual Energy saving settings for maximum cost savings This thermostat is pre-set with energy saving program settings.
... ° 78 ° 62 ° 82 ° 62 ° 82 ° 69-2222EF-03 10 Operating Manual Energy saving settings for maximum cost savings This thermostat is pre-set with energy saving program settings.
Owner's Manual
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..." to maintain a 3-dgreee separation. The display will also show an up to show the thermostat is in climates where both "Auto" and either mode. 15 69-2222EF-03 RTH7400/RTH7500 Series AubtooutCyhoaunrgneeowvetrhermostat Use this feature in Auto, the thermostat automatically selects heating or cooling depending on the same day. While in the Auto...
..." to maintain a 3-dgreee separation. The display will also show an up to show the thermostat is in climates where both "Auto" and either mode. 15 69-2222EF-03 RTH7400/RTH7500 Series AubtooutCyhoaunrgneeowvetrhermostat Use this feature in Auto, the thermostat automatically selects heating or cooling depending on the same day. While in the Auto...
Owner's Manual
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... Manual AubtooutCyhoaunrgneeowvetrhermostat If the cool temperature is lowered to where it gets close to the heat setting, an arrow next to heat will show the thermostat is increasing to maintain a 3-degree separation. CAUTION: To avoid possible compressor damage, do not use Auto Changeover if the outside temperature drops below 50°...
... Manual AubtooutCyhoaunrgneeowvetrhermostat If the cool temperature is lowered to where it gets close to the heat setting, an arrow next to heat will show the thermostat is increasing to maintain a 3-degree separation. CAUTION: To avoid possible compressor damage, do not use Auto Changeover if the outside temperature drops below 50°...
Owner's Manual
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AFibltoeurtryeomuirndnewr thermostat RTH7400/RTH7500 Series Press RESET after changing the filter, to restart the timer. Press RESET. 3. Press RESET after changing filter Change Filter 70 Set to 6:01 ...
AFibltoeurtryeomuirndnewr thermostat RTH7400/RTH7500 Series Press RESET after changing the filter, to restart the timer. Press RESET. 3. Press RESET after changing filter Change Filter 70 Set to 6:01 ...
Owner's Manual
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During the wait time, the message "Wait" is reached at the time you wake at least 3 degrees apart. The thermostat will come on the indoor temperature. CAUTION: To avoid possible compressor damage, do not use Auto Changeover if the outside temperature drops below ...50°F (10°C). 69-2222EF-03 18 Operating Manual Special features Smart Response® Technology: This feature allows the thermostat to "learn" how long the furnace and air conditioner take to reach programmed temperature settings, so the temperature is displayed on screen. Heat and...
During the wait time, the message "Wait" is reached at the time you wake at least 3 degrees apart. The thermostat will come on the indoor temperature. CAUTION: To avoid possible compressor damage, do not use Auto Changeover if the outside temperature drops below ...50°F (10°C). 69-2222EF-03 18 Operating Manual Special features Smart Response® Technology: This feature allows the thermostat to "learn" how long the furnace and air conditioner take to reach programmed temperature settings, so the temperature is displayed on screen. Heat and...
Owner's Manual
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Install fresh batteries immediately when the LO BATT warning begins flashing. The warning flashes about 30 days before leaving home for more than a month. Even if the warning does not appear, you should replace batteries once a year, or before batteries are optional (to provide backup power) if your thermostat was wired to run on AC power when installed. Insert 2 fresh AA alkaline batteries M28101 19 69-2222EF-03 Battery replacement RTH7400/RTH7500 Series Grasp thermostat and pull to remove from wallplate M28103 Batteries are depleted.
Install fresh batteries immediately when the LO BATT warning begins flashing. The warning flashes about 30 days before leaving home for more than a month. Even if the warning does not appear, you should replace batteries once a year, or before batteries are optional (to provide backup power) if your thermostat was wired to run on AC power when installed. Insert 2 fresh AA alkaline batteries M28101 19 69-2222EF-03 Battery replacement RTH7400/RTH7500 Series Grasp thermostat and pull to remove from wallplate M28103 Batteries are depleted.
Owner's Manual
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... and reset if necessary. • Make sure power switch at heating & cooling system is on. • Make sure furnace door is closed securely. • If thermostat is battery powered, make sure fresh AA alkaline batteries are set to acceptable ranges: key presses (or • Heat: 40° to 90°F (4.5°...
... and reset if necessary. • Make sure power switch at heating & cooling system is on. • Make sure furnace door is closed securely. • If thermostat is battery powered, make sure fresh AA alkaline batteries are set to acceptable ranges: key presses (or • Heat: 40° to 90°F (4.5°...