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2–Pump 20-Station Controllers Restoring a Lost or Corrupt Program 39 of 51
2. Insert the memory module. Note: this step can be preformed while the unit is
powered, however care should be taken not to contact any wiring within the control
cabinet.
3. Cycle power to the control cabinet allowing approximately 30 seconds for the DC
power supply (if provided) to fully discharge.
4. After approximately 30 seconds, the PLC’s green RUN indicator will flash indicating
the PLC is reading the memory module. When complete, the PLC will automatically
begin operation and the RUN indicator will be on solid.
5. Note that re-loading the memory module will restore ALL settings to their factory
default values and the settings will have to be re-entered manually.
Contact ACS service at 1-800-423-3183 if the fault persists.