Owner's Manual
Page 2
...U.S. US Patent No. 6,595,430; 7,114,554; 7,274,972; 7,225,054 and other patents pending Copyright © 2010 Honeywell International Inc. To prevent possible compressor damage, do not operate cooling system when outdoor temperature is below 50°F (10°C). Perchlorate...Material-special handling may contain Perchlorate material. Registered Trademark. Patents pending. 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/...
...U.S. US Patent No. 6,595,430; 7,114,554; 7,274,972; 7,225,054 and other patents pending Copyright © 2010 Honeywell International Inc. To prevent possible compressor damage, do not operate cooling system when outdoor temperature is below 50°F (10°C). Perchlorate...Material-special handling may contain Perchlorate material. Registered Trademark. Patents pending. 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/...
Owner's Manual
Page 4
... you know when to replace furnace filter. • Large display with backlight is easy to read-even in the dark. 69-2222EF-03 2 Operating Manual About your new thermostat Congratulations! You've just purchased the world's most advanced, easy-to -follow menu programming. • One-touch temp control overrides program schedule at...
... you know when to replace furnace filter. • Large display with backlight is easy to read-even in the dark. 69-2222EF-03 2 Operating Manual About your new thermostat Congratulations! You've just purchased the world's most advanced, easy-to -follow menu programming. • One-touch temp control overrides program schedule at...
Owner's Manual
Page 5
This thermostat is ready to Heat To change, see page 8 4.. Select system setting: Preset to go! Set clock See page 6 2.. Then check the settings below and change , ... the program schedule at 6 pm and go . All you wake at 6 am, leave at 8 am, return at any time, and manually adjust the temperature (see page 7 3.. RTH7400/RTH7500 Series Your new thermostat is set the time and day. Select fan setting: Preset to go to do is pre-programmed and ready to...
This thermostat is ready to Heat To change, see page 8 4.. Select system setting: Preset to go! Set clock See page 6 2.. Then check the settings below and change , ... the program schedule at 6 pm and go . All you wake at 6 am, leave at 8 am, return at any time, and manually adjust the temperature (see page 7 3.. RTH7400/RTH7500 Series Your new thermostat is set the time and day. Select fan setting: Preset to go to do is pre-programmed and ready to...
Owner's Manual
Page 10
...out. Operating Manual System setting Press SYSTEM & FAN System & Fan Schedule Clock & More Press SYSTEM to select mode, then press DONE M28081 System 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 thermostat was installed. 8 Note: The Auto and Em Heat system...
...out. Operating Manual System setting Press SYSTEM & FAN System & Fan Schedule Clock & More Press SYSTEM to select mode, then press DONE M28081 System 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 thermostat was installed. 8 Note: The Auto and Em Heat system...
Owner's Manual
Page 12
Operating Manual Energy saving settings for maximum cost savings This thermostat is pre-set with energy saving program settings. We recommend these settings, since they can reduce your heating/cooling expenses by as much as 33%. (...
Operating Manual Energy saving settings for maximum cost savings This thermostat is pre-set with energy saving program settings. We recommend these settings, since they can reduce your heating/cooling expenses by as much as 33%. (...
Owner's Manual
Page 18
Operating 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°F (...
Operating 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°F (...
Owner's Manual
Page 20
... feature forces the compressor to wait a few minutes before restarting, to maintain this 3-degree separation. 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... drops below 50°F (10°C). 69-2222EF-03 18 The heat will automatically adjust settings to prevent equipment damage. The thermostat will come on before a scheduled time period. The message "Recovery" is displayed when the system is displayed on the same day...
... feature forces the compressor to wait a few minutes before restarting, to maintain this 3-degree separation. 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... drops below 50°F (10°C). 69-2222EF-03 18 The heat will automatically adjust settings to prevent equipment damage. The thermostat will come on before a scheduled time period. The message "Recovery" is displayed when the system is displayed on the same day...