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“Oil-Less” Scroll Medical Air


            Appendix D:  TotalAlert Embedded Control System



            D.5  Testing Alarms                                  When the Scroll icon located in the bottom left
                                                                 is blue, this indicates that the service items and
            In the Service section of the Main screen and Unit   service due times pertain to the general medical
            screens, the operator is enabled to test each alarm   air system (Figure D.10).   By selecting the numbers
            and shutdown event.  When an alarm/shutdown          next to the Scroll icon in the bottom left, the service
            event is selected to test, the actual alarm/shutdown   activities for the individual units (compressors) are
            is latched.  At this point, the system responds as if   displayed.
            an actual alarm/shutdown has occured.
                                                                 To see details on an individual service activity,
            CAUTION: If testing a shutdown event, the            press that service on the touchscreen and details
            compressor being tested will shut down.              of the activity appear, with a description of the
                                                                 service kit required to perform the service.
            For an alarm/shutdown event, the following will
            occur (in addition to the compressor shutting        D.6.2   Maintenance Alerts
            down for a shutdown event):

            •  The horn will initiate.

            •  All appropriate control screens will show the
               alarm/shutdown condition.

            •  An alarm/shutdown signal will be sent to the
               Master alarms.


            •  The operator must respond and relatch the
               alarm/shutdown signal by pressing the “reset”
               button on the appropriate main screen or unit
               screen.

                                                                 Figure D.25 Maintenance Alert
            •  A History item will be created that shows
               the “Test” alarm/shutdown event and a             When a maintenance activity is due, a notifi cation
               subsequent event for the correction of the        appears on the main 5.7” screen (Figure D.25).
               “Test” item.                                      The Service icon appears in Red.  There is not

                                                                 an audible horn activated to alert to the service
            D.6  Maintenance                                     activity, just the colored icon.

            D.6.1   Maintenance Screens                          To view the alert, press the Service icon on the
                                                                 toolbar, then select the Maintenance choice from
            The TotalAlert Embedded touchscreen displays         the menu.  This is highlighted in Red.
            all of the necessary information to plan service
            activities and order the correct service kits to     Within the Maintenance screen, if one of the
            perform the maintenance.                             Service Items on the list appears in red, the
                                                                 overdue Service Activity is a System maintenance
            To view the service schedule, press the Service      item.  If one of the Unit numbers in the bottom
            icon on the 5.7” main screen (Figure D.9), then      right corner appears in red, the overdue service
            select Maintenance from the list of headings.        activity  is related to the particular unit.  Press the
                                                                 Unit number to move to the service screen for that
                                                                 unit to fi nd the overdue activity.
                                                             D-13                                 4107 9000 69.06
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