Waeco AirCon Service Center VAS 6380B Instructions De Montage page 118

Service tasks
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.
"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).
"R134a from tank" indicates how many grams of refrigerant were added
to the device using the menu item "Int.vessel filling" since the last reset
(see date).
"R134a to system" indicates how many grams of refrigerant have been
filled into air conditioning systems using the menu item
"Short selection" or "Free selection" since the last reset (see date).
118
R 1 3 4 a f r o m s y s t e m
0 7 . 0 3 . 2 0 2 0
g .
S T O P - E X I T
R 1 3 4 a f r o m t a n k
0 7 . 0 3 . 2 0 2 0
g .
S T O P - E X I T
R 1 3 4 a t o s y s t e m
0 7 . 0 3 . 2 0 2 0
g .
S T O P - E X I T
VAS 6380B / VAS 6381B
1455
3395
1200
EN