Issue:
This document explains how to perform the Brain Dead procedure on a Smart-UPS Ultra 5-10kW
Product Line:
Smart-UPS Ultra 5-10kW models: SRTL5KRM2UI, SRTL5KRM2UT, SRTL8KRM4UI, SRTL8KRM4UT, SRTL10KRM4UI, SRTL10KRM4UT
Cause:
The Brain Dead procedure performs a reset of the UPS microprocessor. This is useful for basic troubleshooting to attempt to clear any alarms. It does not however reset saved preferences.
Resolution:
- Turn off any connected load.
- Turn off the UPS using the LCD Display, and disconnect the AC input.
- For hardwired units, refer to the User Manual - Deenergizing safety.
- Turn off the internal battery module using the Battery On/Off switch (located on the front of each battery module)
- Turn off the battery modules using Battery On/Off switch in any external battery packs connected to the UPS.
- Reconnect the internal and any external batteries, reconnect AC input, and turn the UPS on using the LCD Display.
Note: Refer to the UPS Operation Manual for how to turn the UPS and the batteries on or off.
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