Bosch ACS 561 Repair Instructions page 14

Introduction
Change Vacuum Pump Oil
Vacuum pump oil must be changed with
every filter change, or more often as
necessary.
1. Select CHANGE VACUUM PUMP OIL from
the Setup menu or when prompted. The
display shows how long the vacuum pump
has operated since the last oil change.
OIL LIFE TIME
0 HOURS 0 MINUTES
CHANGE OIL?
2. Press F1. If the machine displays
OIL CHANGE
WAIT . . .
allow the vacuum pump to run for 30 sec-
onds to warm up the oil. If the oil is already
warm, the display shows
OIL CHANGE
UNIT CLEARING
WAIT
while the compressor runs to eliminate any
pressure in the vacuum pump.
3. After the compressor stops, slowly open the
oil fill port cover to verify there is no pressure
in the machine. Then carefully remove the
cover. See Figure 1-6.
4. The display shows
DRAIN THE USED PUMP OIL
AT THE END
ADD ABOUT 150 ML OF NEW OIL
PRESS F1 TO CONFIRM
Remove the oil drain fitting cap, and drain
the oil into a suitable container for disposal.
Replace the cap.
5. Slowly add 150 ml of vacuum pump oil to the
pump through the oil fill port, and press F1.
6. The display shows
POUR OIL IN THE PUMP
UP TO THE CORRECT LEVEL
PRESS F1 TO TERMINATE
Slowly add vacuum pump oil to the pump
through the oil fill port until the oil level rises
to the center of the sight glass.
SP00D00517 2018-07-11
7. Install the cap on the oil fill port, and press
F1.
Öleinfüllen
Figure 1-6. Oil Ports
CAUTION: To prevent personal injury,
do NOT operate the machine at any other
time without the oil fill port cap installed,
because the vacuum pump is pressurized
during normal operation.
NOTE: Review the laws in your jurisdiction to
determine correct disposal procedures for pump
oil. It is the responsibility of the user to determine
if a material is a hazardous waste at the time
of disposal. The user must ensure compliance
with all applicable laws and regulations.
14
ACS 561 Service Manual
Schauglas
Ablassen
Robert Bosch GmbH