Waeco AirCon Service Center BMW 2500G Operating Manual page 102

Operation
Example:
"R134a from system" shows the quantity of refrigerant extracted. Here
a total of 18,650 g of refrigerant was extracted by the station in 2020.
Use the cursor key  to move to the next total amount of filling refrigerant
for that year:
Press the cursor key  to view the display for the monthly overview:
Here a total of 2,400 g of refrigerant was extracted in January 2020.
In the monthly overview, the filled and extracted amount is always
displayed alternately.
Press ENTER to print out the overview at any time. Press STOP to exit
the overview.
102
R134a from system
Total
g.
PRINT STOP-EXIT
R134a to system
Total
g.
PRINT STOP-EXIT
R134a from system
g.
PRINT STOP-EXIT
BMW 2500G
2020
18650
2020
9000
01/2020
2400
EN