EN
Service tasks
AirCon Service Center
120
11. Replace the O-rings (
E
).
12. Insert the new dryer and tighten the screw to max. 15 Nm.
9.4
Filter maintenance
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 the filter is changed, the counter
“R134a from system”
must be
reset.
After changing the filter, perform a leak test (see chapter “Leak test” on
page 117).
R134a from system
07/03/20
g.
4155
STOP-EXIT
E
ASC1300G-ASC2300G-ASC3300G_OPM_DE-EN-ES-FR-RU.book Seite 120 Dienstag, 30. Juni 2020 2:12 14
