990-91079G-001

Replace the Dust Filter

  1. Lift the front panel free of the UPS cabinet.
    NOTE: Be careful not to disconnect the cable on the rear side of the front panel.
  2. Loosen the screws and remove the metal brackets.

    UPS for External Batteries

    UPS with Internal Batteries

  3. Replace the dust filter.

    UPS for External Batteries

    UPS with Internal Batteries

  4. Reinstall the metal brackets and fasten with the screws.
  5. Reinstall the front panel.
  6. Reset the dust filter time in the display. See Set the Life Cycle Monitoring for more information.
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