Service tasks
VAS 581 001A
56
3. Place a receptacle with a capacity of at least ½ liter under the
AirConServiceCenter. 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 filler plug (
G
) back in.
8. Put the front panel and control panel back on and reconnect the
power plug.
I
“R1234 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 unit was produced (see date).
NOTE
After finishing the service tasks, you must delete the respective service
messages (counter reset). To do this, switch to
“Other selections”
–
“Service”
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.
R1234 from system
07/03/17
g.
4155
STOP-EXIT
G
J
I
H
VAS-581-001A--O-US.book Seite 56 Montag, 17. Februar 2020 8:25 20
