temperatures for consecutive time periods. You can choose start times, heating temperatures, and cooling temperatures independently for both weekday and weekend programs (for example, you may select 5:00 AM and 70° as the weekday 1st period heating start time and temperature, and also choose 7:00 AM and 76° as the weekday 1st period cooling start time and temperature). Use the table at the bottom of the page to plan your program time periods, and the temperatures you want during each period. You may also want to look at the sample program table to get an idea of how the thermostat can be programmed.

Entering Your Program

Follow these steps to enter the heating and cooling programs you have selected.

NOTE

The thermostat should be programmed in the 12-hour format, then switched to the 24-hour format, if desired (see OPERAT- ING FEATURES for more information).

Set Current Time and Day

1.Press SET TIME button once. The display will show the hour only.

4.Press or to change the displayed temperature to your selected temperature for the 1st heating program period.

5.Press SET TIME once (the programmed time will flash).

Press or until your selected time appears. The time will change in 15 minute increments. When your selected time is displayed, press SET TIME again to return to the change temperature mode.

6.Press VIEW PRGM once. The currently programmed start time and setpoint temperature for the 2nd heating program period will appear.

7.Repeat steps 4 and 5 to select the start time and heating temperature for the 2nd heating program period.

8.Repeat steps 4 through 6 for the 3rd and 4th heating program periods. Weekday heating programs are now complete.

9.Press VIEW PRGM once. “SA SU” (indicating weekend program) will appear in the display, along with the start time for the 1st heating period and the currently programmed temperature.

10.Repeat steps 4 through 8 to complete weekend heating programming.

11.When you have completed entering your heating program, press RUN PRGM.

EXAMPLE:

PM

2.Press and hold either or until you reach the correct hour and AM/PM designation (AM begins at midnight; PM begins at noon).

3.Press SET TIME once. The display window will show the minutes only.

EXAMPLE:

4.Press and hold either or until you reach the correct minutes.

5.Press SET TIME once. The display will show the day of the week.

6.Press or until you reach the current day of the week.

7.Press RUN PRGM once. The display will show the correct time and room temperature alternately.

Enter Heating Program

1.If you want to change the display from Fahrenheit to Celsius (or vice-versa), press SET TIME and HOLD TEMP at the same time.

2.Move the SYSTEM switch to HEAT.

3.Press VIEW PRGM once. “MO TU WE TH FR” (indicating weekday program) will appear in the display. Also displayed are the currently programmed start time for the 1st heating period and the currently programmed temperature (flash- ing).

MO TU WE TH FR

AM

EXAMPLE:

This display window shows that for the 1st weekday period, the start time is 6:00 AM, and 68° is the programmed temperature (this example reflects factory preprogramming).

Enter Cooling Program

!CAUTION

If the outside temperature is below 50°F, disconnect power to the cooling system before programming. Energizing the air conditioner compressor during cold weather may cause personal injury or property damage.

1.Move SYSTEM switch to COOL position.

2.Follow the procedure for entering your heating program, using your selected cooling times and temperatures.

CHECK YOUR PROGRAMMING

Follow these steps to check your thermostat programming one final time before beginning thermostat operation.

1.Move SYSTEM switch to HEAT position.

2.Press VIEW PRGM to view the 1st weekday heating period time and temperature. Each time you press VIEW PRGM, the next heating period time and temperature will be dis- played in sequence for weekday, then weekend program periods (you may change any time or temperature during this procedure).

3.Press RUN PRGM.

4.Move SYSTEM switch to COOL position.

5.Repeat step 2 to check cooling temperatures.

6.Press RUN PRGM to begin program operation.

YOUR THERMOSTAT IS NOW COMPLETELY PRO- GRAMMED AND READY TO AUTOMATICALLY PROVIDE MAXIMUM COMFORT AND EFFICIENCY!

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White Rodgers 7904 specifications Entering Your Program, Check Your Programming
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7904 specifications

The White Rodgers 7904 is a versatile and efficient thermostat designed for residential heating and cooling systems. Recognized for its user-friendly interface, the 7904 offers a range of features that enhance comfort while providing energy savings. The device primarily incorporates programmable settings, allowing homeowners to customize their heating and cooling schedules based on their daily routines. With four distinct program periods per day, users can set different temperatures for mornings, days, evenings, and nights, helping to optimize energy usage.

One of the standout technologies in the White Rodgers 7904 is its adaptive intelligent recovery feature. This smart technology learns how long it takes to reach desired temperatures, adjusting the system's start-up time accordingly. This ensures that the home is at the preferred temperature right when residents arrive, without wasting energy by heating or cooling the home too early or too late.

Another important aspect of the 7904 is its compatibility with various HVAC systems, including gas, oil, and electric heating, as well as heat pumps. This flexibility makes it an attractive option for a wide range of households. Moreover, the thermostat supports both single-stage and multi-stage heating and cooling systems, which further broadens its applicability.

The White Rodgers 7904 also features an easy-to-read LCD display that shows the current temperature settings, time, and system status. This intuitive interface simplifies operation, making it easy for anyone to program and adjust settings as needed. The device is backed by a durable design, ensuring longevity and reliability for years to come.

In addition to its programmable capabilities and smart recovery technology, the 7904 includes a built-in filter change reminder. This feature helps homeowners maintain their HVAC systems by notifying them when it's time to replace or clean filters, contributing to optimal system performance and indoor air quality.

Overall, the White Rodgers 7904 is a well-rounded thermostat that combines advanced technology with user-friendly features to provide efficient temperature management. Homeowners looking for a reliable solution to enhance comfort, save energy, and maintain HVAC systems will find the 7904 to be an excellent choice. Its flexibility and ease of use make it a popular option among many households.
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