Service tasks
VAS 581 001A
52
9.4
Filter maintenance
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 last reset (see date).
“R1234 from tank”
indicates how many grams of refrigerant were added
to the unit using the menu item
“Int. vessel filling”
since the last reset
(see date).
“R1234 to system”
indicates how many grams of refrigerant have been
added to the air conditioning systems using the menu item
“Short
selection”
or
“Free selection”
since the last reset (see date).
“Vacuum time”
indicates how long the vacuum pump has operated
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
“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 the filter is changed, the counter
“R1234 from system”
must be
reset.
After changing the filter, perform a leak test (see chapter “Leak test” on
page 48).
R1234 from system
07/03/17
g.
4155
STOP-EXIT
R1234 from tank
07/03/17
g.
3395
STOP-EXIT
R1234 to system
07/03/17
g.
1200
STOP-EXIT
Vacuum time
07/03/17
min.
79
STOP-EXIT
Service completed:
08/03/17
Number
4
STOP-EXIT
VAS-581-001A--O-US.book Seite 52 Montag, 17. Februar 2020 8:25 20
