Service tasks
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
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.
"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).
"R1234 from tank" indicates how many grams of refrigerant were added
to the unit using the menu item "Int. vessel filling".
"R1234 to system" indicates how many grams of refrigerant have been
filled into air conditioning systems using the menu item "Short selec-
tion" or "Free selection".
"Vacuum time" indicates how long the vacuum pump was operating in
total.
108
R1234 from system
Total
g.
STOP-EXIT
R1234 from tank
Total
g.
STOP-EXIT
R1234 to system
Total
g.
STOP-EXIT
Vacuum time
Total
min.
STOP-EXIT
ASC5000, ASC5000G
07/03/15
4155
07/03/15
3395
07/03/15
1200
07/03/15
79
EN