Sysmex XP-300 12-29
Cleaning and Maintenance
Revised March 2012
Adjusting vacuum to –0.0333 MPa
(1) Display the status display screen and check the current vacuum
in the [Vacuum] column.
For details about methods to display the status display screen,
see “12.2 Check instrument status”.
(2) By turning counterclockwise, loosen the locking nut for the
bellows unit on the left side of the unit.
(3) While watching the pressure and vacuum indication on the
status display screen, turn the adjusting knob to regulate
pressure and vacuum.
Turn the adjusting knob clockwise to increase pressure and
vacuum.
Adjustment range: (–0.0307) - (–0.0360) MPa
(4) When adjustment is finished, tighten the locking nut while
taking care not to allow the adjusting knob to rotate.
(5) Press the [Top] button to close the status display screen.
Adjusting knob
Low High
Locking nut
Always adjust pressure and vacuum so as to increase
to the predetermined levels. Should any of them be
too high, lower it to below that level once, then raise it
to the set level. Unless adjustment is properly
conducted, accurate adjustment may not be possible.
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