EN | 29 | ACX150/250 | Maintenance
© MAHLE
4.
Once the pump has been
emptied, screw the lower plug
again.
5.
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.
6.
Once the pump has been filled,
close the upper plug.
7.
Once oil has been replaced,
switch on the unit and from the
MAINTENANCE menu select
PUMP OIL REPLACEMENT:
press the “RESET” key to set
the counter.
14.8.1
Oil pump visual check
Without opening the equipment is always
possible to remove the rubber tap in the
following position to check level and the
clearness of the oil inside the pump.
14.9
Dryer filter
replacement
The dehydrator filter must be replaced
after having dehydrated 150 kg of
refrigerant fluid, since the filter capacity to
keep the humidity present in the
refrigerant will run out.
To replace the dryer filter, from the
MAINTENANCE menu select DRYER
FILTER REPLACEMENT: press “START”
to set the counter to zero and to start the
filter replacement procedure. Insert the
code of the new filter. Now you can
replace the filter.
Required tools:
1 Hex screwdriver (2.5 mm)
1 regular or torque Hex key (24
mm)
1 Hex key (17 mm)
For replacement, comply with the
instructions outlined below:
1.
disconnect the HP and LP
hoses from other
systems/circuits or vehicles
and close the quick
couplers
2.
wait the ends the hoses
emptying.
3.
confirm to have already
worn the personal protective
equipment (PPE) and follow
the safety regulations in
force.
DANGER OF CONTACT WITH R134a
REFRIGERANT and motor vehicle A/C
system oil
Oil inspection
window
Upper filling plug
Lower
drain plug
