the battery, then use a pencil or small screw- driver to move the switch to the ON position (see figure at right). Leave the battery out of the thermostat for at least two minutes, to allow the thermostat to reset itself. DO NOT MOVE OPTION SWITCHES #1 OR #2, as this may affect thermostat operation. [Op- tion switch #3 enables/disables keypad lock- out (see TOTAL KEYPAD LOCKOUT)]. Replace the battery, reprogram the thermo- stat, if necessary, put the thermostat back on the wall, and restore 24v AC power. To set the thermostat for automatic changeover

after programming, press

SYSTEM

to set the

SWITCH

thermostat to AUTO (the setpoint tempera- ture 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 (see TOTAL KEYPAD LOCKOUT)

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 75°F, the lowest cool setting cannot be below 77°F (see diagram below).

79

78COOLING TEMPERATURES

77

76DEAD BAND 1°F

75

74HEATING TEMPERATURES

13

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Image 13
White Rodgers 1F94-71 manual After programming, press

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.