programming at this point, press PRGMRUN to start the normal program function. See PRO-

GRAMMING YOUR THERMOSTAT.

4.What happens if the electricity goes off or is manually shut off?

If you have not installed a 9 volt alkaline battery, the display will go blank and the program will be lost in five seconds. When

electricity is restored, the thermostat will maintain a heating temperature of 64°F and a cooling temperature of 82°F until you reenter your program. Setpoint tempera- ture will not be displayed.

If a fresh 9 volt Energizer® alkaline battery is installed, the program will be maintained for about one week with no 24vAC power present to the thermostat. See OPERAT-

ING YOUR THERMOSTAT.

5.Why can’t I program the thermostat in the AUTO mode?

The thermostat can only be programmed in the HEAT and COOL modes. See PRO-

GRAMMING YOUR THERMOSTAT.

6.What can cause the thermostat display to freeze or go blank?

A completely blank display may indicate that power has been lost to the thermostat and the backup battery is also dead. How- ever, if there is power to the thermostat and the display is blank or frozen, static dis- charge is probably the cause.

During periods of low humidity (especially during cold weather), you may feel or see a spark discharge when you touch the ther- mostat. This may cause the program to be lost or the thermostat to display incorrectly. To correct this, remove the thermostat from

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White Rodgers 1F94-71 manual ING Your Thermostat, Why can’t I program the thermostat in the Auto mode?

1F94-71 specifications

The White Rodgers 1F94-71 is a sophisticated and versatile programmable thermostat designed for modern heating and cooling systems. It is engineered to provide homeowners with comfort, convenience, and energy savings, making it an ideal choice for both new installations and upgrades to existing HVAC systems.

One of the standout features of the 1F94-71 is its advanced 7-day programmable scheduling capability. This allows users to set different temperature levels for each day of the week, accommodating changing schedules and lifestyle preferences. With four programmable periods each day, homeowners can easily optimize their environment for comfort during waking hours while minimizing energy use during times when the home is unoccupied.

The thermostat boasts a user-friendly interface with a large, backlit display that simplifies adjustments and clarity in monitoring indoor temperatures. Its intuitive programming menu guides users through the setup process, ensuring that even those with minimal technical knowledge can configure the system to meet their needs. The 1F94-71 also includes a convenient set of quick-access buttons, allowing immediate adjustment of heating or cooling setpoints without navigating the menus.

In terms of compatibility, the White Rodgers 1F94-71 is designed to work with various HVAC systems, including gas, electric, and heat pump systems with or without auxiliary heat. This versatility makes it a suitable choice for different home environments and climate conditions.

Energy efficiency is a significant aspect of the 1F94-71, as it is equipped with features like an adaptive recovery function. This technology learns the time it takes to reach a desired temperature and adjusts the heating or cooling start time accordingly. This prevents excessive energy consumption while still maintaining comfort when the homeowner arrives or wakes up.

Moreover, the thermostat includes a filter change reminder and a low battery indicator, which enhances maintenance oversight and prolongs device lifespan. These easy-to-understand notifications help ensure optimal operation and efficiency.

In summary, the White Rodgers 1F94-71 is a reliable, feature-rich programmable thermostat that offers versatility, convenience, and energy-saving capabilities. With its user-friendly design, adaptive technology, and wide compatibility, it represents an excellent choice for individuals looking to enhance their home comfort while managing energy costs effectively. Whether installed in a new home or as a replacement for an outdated unit, the 1F94-71 stands out as a top contender in the thermostat market.