42 7.7 Vacuum Pump Oil Change - Bosch ACS 553 Originalbetriebsanleitung

en | 62 | ACS 553 | Maintenance
7.7 Vacuum pump oil change
CAUTION: To prevent injury, DO NOT
operate the station without the plug
on the oil tank filler connection, as the
vacuum pump is pressurized during
normal operation.
!
The user is responsible to check the level and
the purity of the oil in the vacuum pump. If the
contaminated oil is not removed from the vacuum
pump and replaced, the pump will be irreversibly
damaged.
1. Call up the Main Menu.
2. Select
.
3. Select
.
4. Select Maintenance.
5. Select Pump Maintenance or when required by the
station.
« The display shows the vacuum pump operating
interval after the last oil change.
residual oil time xxx: xx (hhh:mm)
Change the oil now?
6. Select
to change the vacuum pump oil.
« If the display shows
let the pump operate for two minutes to heat
the oil.
« If the oil is already warm, the display shows
drain the oil used by the pump and
replace with 250 ml of new oil.
the oil .
7. Slowly open the tank oil filler cap to check that
there is no pressure in the station, and then
carefully remove it.
8. Remove the oil drain fitting cap and drain the oil
into a suitable container for disposal. Put back the
cap and close it securely.
9. Slowly add appropriate oil to the vacuum pump
from the filler cap until the oil level is at the center
of the level indicator.
10. Insert the oil filler cap on the pump connection
and close it securely.
11. Select
to continue.
« A message appears on the display that indicates
to the operator to check that the oil level is at
the center of the pump level indicator.
|
1 689 989 627 2021-03-01
oil heating for drain
i
If it is necessary to add more oil, repeat operations
7, 9 and 10 for oil insertion.
12. Select
to return to the Maintenance Menu.
2
3
1
Fig. 19: Vacuum pump
1 Inspection port
2 Oil filler cap
3 Oil drain plug
Robert Bosch GmbH