EN
Service tasks
AirCon Service Center
124
3. Place a receptacle with a capacity of at least a ½ litre under the
AirCon Service Center. The oil from the vacuum pump flows through
the opening (
I
) in the base of the device.
4. Unscrew the oil filling plug (
G
).
5. To drain the oil, unscrew the oil drain plug (
J
).
6. Once the oil has been completely drained from the pump housing,
screw the oil drain plug (
J
) back in.
7. Top up with new vacuum pump oil to the middle of the sight glass (
H
)
and screw the oil filling plug (
G
) back in.
8. Put the front panel and control panel back on and reconnect the
power plug.
I
“R134a from system”
indicates how many grams of refrigerant have
been extracted from air conditioning systems using the menu item
“Short
selection”
or
“Free selection”
since the last reset (see date).
NOTE
After finishing the service tasks, you must delete the respective service
messages (counter reset). To do this, switch to the
“Other selections”
–
“Service”
menu and enter the code
“7782”
. Use the cursor keys
or
to select the required entry and press
ENTER
to confirm. Follow
the display instructions, and press and hold the
ENTER
button for
3 seconds. Switch back to the previous selection using
STOP
.
When changing the vacuum pump oil, the counter
“Vacuum time”
must be reset.
R134a from system
07/03/20
g.
1455
STOP-EXIT
G
H
J
I
ASC1300G-ASC2300G-ASC3300G_OPM_DE-EN-ES-FR-RU.book Seite 124 Dienstag, 30. Juni 2020 2:12 14
