Maintenance
Change the oil in the vacuum pump
11.06.2014 67
7.6 Change the oil in the vacuum pump
7.6.1 Drain oil
¾ Allow the machine to cool down for 1 hour.
¾ Open housing, see Section 7.5 "OPEN AND CLOSE THE HOUSING".
¾ Unscrew the screw plug. Turn the screw plug anticlockwise.
¾ Position the machine such that a liquid container can be held un-
der the oil sight glass.