MAHLE ACX120 Manual page 27

EN | 27 | ACX120/220 | Maintenance
use by avoiding the replacement every 60
hours of operation.
E³ PUMP is a special function allowing to
extend even to 1000 hours the life of the
pump oil used in the station.
E³ PUMP function
suggested at
operation intervals of the vacuum pump
and can be manually activated in the
MAINTENANCE menu pressing E³ PUMP.
E³ PUMP procedure has to be started
only after checking and, if necessary,
topping up the pump oil level and lasts 1
hour: during this time the tool cannot be
used.
During the
automatically purified from the gaseous
polluting residues absorbed during the
emptying operations
conditioning systems.
At the end of the procedure, the vacuum
pump performance check is carried out
and a result to the operator is signalled. In
case of negative result you have to
replace the vacuum pump oil.
After 1000 hours of vacuum pump
operation since the last oil change, the E³
PUMP procedure cannot be activated
anymore and you have to replace the oil
according to the following instructions.
Required tools:

1 Hex screwdriver (2.5 mm)

1 Medium-sized flathead
screwdriver

1 Hex key (10 mm)
For replacement,
instructions outlined below:
1. Disconnect the unit from the
mains.
2. Remove the six screws that fix
the front door of the unit and
remove it.
© MAHLE
performance
the end of 60-hour
procedure the
of vehicles
comply with
3.
is
oil is
air
4.
5.
6.
7.
the
Place a bowl underneath the
machine, right under the pump
oil drain hole. Open the upper
plug and then the lower plug to
drain the
contained within the vacuum
pump.
Upper filling plug
Oil inspection
window
Lower
drain plug
Once the pump
emptied, screw the lower plug
again.
Fill the pump with new oil
through the upper opening,
using a funnel if needed. Bring
new oil level halfway through
the oil inspection window.
Once the pump has been filled,
close the upper plug.
Once oil has been replaced,
switch on the unit and from the
MAINTENANCE
PUMP OIL
press the "RESET" key to set
the counter.
exhausted oil
has been
menu select
REPLACEMENT: