Restoring the Controller to Factory Defaults

Although rare, you may experience a condition when you need to perform a total reset of the controller. To do so, perform the following procedure.

Note: All parameters you set are lost when doing this procedure, including passwords and OEM Service settings.

Follow these steps to restore the controller to factory defaults.

1.Remove power from the controller.

2.Press and hold the CLEAR key.

3.Re-apply power while holding down the CLEAR key.

During initialization, the screen displays a message indicating that factory default settings are set.

Verifying Software Checksums

Follow these steps to verify software checksum values.

1.Remove power from the controller.

2.Press and hold the SET key.

3.Re-apply power while holding down the SET key.

During initialization, the screen displays a message while the controller calculates the software check sum. This number is in hexadecimal format (Base 16) and displays in numbers and letters.

Example: 0x1FC9 is a valid checksum format.

ROM CHECKSUM: 0x0000

PRESS YES TO RESUME

2–Pump 12-Station Controllers

Chapter 8: Service Only Information

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Sterling 882.00249.00 manual ROM Checksum, Press YES to Resume, Restoring the Controller to Factory Defaults