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31
573104 REV C
Maintenance
Change Vacuum Pump Oil
1. Select PUMP MAINTENANCE from the SETUP MENU or
when prompted. The display shows how long the vacuum
pump has operated since the last oil change.
Remaining oil life:
XXX:XX (hhh:mm)
Change oil now?
2. Select to change vacuum pump oil. If the machine
displays
Warming oil for drain
XX:XX
allow the vacuum pump to run for two minutes to warm
up the oil. If the oil is already warm, the display shows
Drain used oil from pump
and replace with 150 ml of new oil
Remove ll cap to speed draining of oil
3. Slowly open the oil ll cap to verify there is no pressure in
the machine. Then carefully remove the cap. See Figure 11.
4. Remove the oil drain tting cap and drain the oil into a
suitable container for disposal. Replace the cap and close
tightly. Select to continue.
5. The machine displays
Fill vacuum pump to the center
of the sight glass
Reinstall ll cap
Slowly add vacuum pump oil to the pump through the oil
ll port until the oil reaches the center of the sight glass.
Install the cap on the oil ll port and close tightly. Select
to return to the SETUP MENU.
Note: For proper oil level, ensure the machine is on a at,
level surface.
WARNING: To prevent personal injury,
do NOT operate the machine at any other
time without the oil ll port cap installed,
because the vacuum pump is pressurized
during normal operation.
Figure 11
Oil Fill Cap
and Port
Oil Drain
Fitting
Sight
Glass
CAUTION: It is the responsibility of
the user to monitor vacuum pump oil
level and clarity. If contaminated oil is
not removed from the vacuum pump
and replaced, the vacuum pump will be
permanently damaged.
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