How to Reset the Honeywell RTH7600D Thermostat


The Honeywell RTH7600D is a popular programmable thermostat known for its energy-saving features and user-friendly interface. However, there might be instances when you need to reset the thermostat for various reasons, such as troubleshooting issues, changing settings, or preparing it for a new season. In this article, we will guide you through the process of resetting the Honeywell RTH7600D thermostat.

Why Reset the Honeywell RTH7600D?

  1. Troubleshooting: If you encounter issues with your thermostat, such as it not responding to commands or displaying incorrect readings, a reset can often resolve these problems.
  2. Changing Settings: If you want to modify your heating or cooling schedule, reset the thermostat to its default settings and reprogram it according to your new preferences.
  3. Seasonal Adjustments: When transitioning between seasons, resetting the thermostat can clear previous settings and prepare it for a new schedule.

How to Reset the Honeywell RTH7600D:

Follow these steps to perform a factory reset on your Honeywell RTH7600D thermostat:

Step 1: Turn Off the Thermostat

  • Press the “System” key on your thermostat to turn it off. Ensure that the display is blank.

Step 2: Access the Advanced Menu

  • Press and hold the “Fan” key and the “Up” arrow key simultaneously for about 5 seconds. This will take you to the advanced settings menu.

Step 3: Perform the Factory Reset

  • In the advanced menu, scroll through the options using the “Up” and “Down” arrow keys until you find the “Factory Reset” option.
  • Press the “System” key to select this option.

Step 4: Confirm the Reset

  • Your thermostat will display “RST” to confirm the reset process.
  • Press “Done” to initiate the reset. The thermostat will return to its factory default settings.

Step 5: Reconfigure Your Settings

  • After the reset, you’ll need to reprogram your thermostat to your desired settings. Set the time, date, and schedule according to your needs.

Step 6: Exit the Advanced Menu

  • To exit the advanced menu, press the “System” key multiple times until you return to the main display screen.


Performing a factory reset will erase all your custom settings, including your programmed schedule. Make sure to record your desired settings before resetting so that you can easily reprogram the thermostat.


Resetting the Honeywell RTH7600D thermostat is a straightforward process that can help you resolve issues, adapt to changing seasons, and customize your heating and cooling preferences. By following the steps outlined in this guide, you can effectively reset your thermostat and enjoy a comfortable and energy-efficient home.