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“Oil-Less” Scroll Medical Air
Appendix D: TotalAlert Embedded Control System
to the Manual position. See Figure D.19. Moving If the switch is in Manual or Off postion on PCB4,
to this position forces the compressor to operate the touchscreen controls no longer control the
against the backup pressure switch, starting and compressor. Moving the switch back to the
stopping according to the switch settings. Automatic position puts the unit under the control
of the TotalAlert Embedded control system.
CAUTION: The “Manual Override” mode of
operation should only be used for emergencies
such as a loss of unit display board or loss of
display touchscreen and should not be used for
normal operation.
D.3.6 3.5” Status Screen
3.5” Unit screen with Manual Override selected
Figure D.20 3.5” Status Screen
The status screen (Figure D.20) shows the running
hour meter values.
D.3.7 3.5” Service Screen
Manual Override
Switch
O - On Manual
X - Off
A - Automatic
PCB4 with Manual Override switch On
Figure D.19 Manual Override Figure D.21 3.5” Service Screen
4107 9000 69.06 D-10
