power. If the switch is OFF (down), use a pencil or small screwdriver to move the switch to the ON position (see figure at right). Leave the battery out of the thermo- stat for at least two minutes, to allow the thermostat to reset itself. DO NOT MOVE ANY OTHER OPTION SWITCH, as it may affect thermostat operation. Replace the battery, put the thermostat back on the wall, and restore 24 VAC power. To set the thermostat for automatic changeover after

programming, press

SYSTEM

to set the ther-

HEAT - OFF - COOL - AUTO

mostat to AUTO (the setpoint display is blank in the AUTO mode). The system will now automatically switch between heating and cooling depending on the actual room temperature.

ON

1 2 3 4

Switch #1 set at installation (DO NOT CHANGE) Switch #2 set at installation (DO NOT CHANGE) Switch #3 set at installation (DO NOT CHANGE) Switch #4 ON

In the AUTO mode, the thermostat will not allow the temperature separation between the highest heat setting and the lowest cool setting to be less than 1°F. For example, if the highest heat setting is 76°F, the lowest cool setting cannot be below 77°F (see diagram below).

79COOLING TEMPERATURES

77

 

DEAD BAND 1°F

76

 

 

 

75

HEATING TEMPERATURES

74

 

 

73

 

 

13

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Image 13
White Rodgers 1F91W-71 manual To set the ther

1F91W-71 specifications

The White Rodgers 1F91W-71 is a prominent thermostat designed for consumers seeking advanced climate control solutions in residential settings. This device is notable for its user-friendly interface and a variety of features that enhance energy efficiency and comfort within the home.

One of the key aspects of the 1F91W-71 is its programmable capabilities, allowing users to set specific temperatures according to their schedule. This feature enables homeowners to optimize their energy consumption, reducing costs while maintaining a comfortable environment. The thermostat offers a schedule that can be customized for weekdays and weekends, allowing flexibility for different routines.

The design of the 1F91W-71 is both sleek and functional, with a clear display that is easy to read. The large, backlit screen ensures visibility even in low-light conditions, making adjustments straightforward. The intuitive layout of the buttons simplifies the experience for users of all ages.

In terms of technology, the White Rodgers 1F91W-71 incorporates advanced predictive algorithms that learn from the user’s behavior to optimize heating and cooling cycles. This smart capability helps in achieving the desired temperature more efficiently, minimizing energy wastage.

Another noteworthy feature is the thermostat's compatibility with various heating and cooling systems, including conventional gas, oil, and electric systems, as well as heat pumps. This versatility makes it an attractive option for many households, particularly those looking to upgrade from older, less efficient models.

The 1F91W-71 also includes features like a filter indicator, which reminds users when it's time to replace or clean the HVAC filter, ensuring that the system operates efficiently. Moreover, the thermostat supports battery backup, ensuring that settings are retained even during power outages.

Users will also appreciate the unit's easy installation process, accompanied by clear instructions, making it accessible for those who prefer a DIY approach. Overall, the White Rodgers 1F91W-71 combines advanced features, ease of use, and compatibility with various HVAC systems, making it a comprehensive solution for homeowners seeking greater control over their indoor climate. With its user-centric design and energy-saving technologies, this thermostat stands as a reliable choice for modern heating and cooling management.