Waeco AirCon Service Center ASC5000RPA Notice D'utilisation page 86

Initial start-up
7.10 Analysing refrigerant
I
NOTE
The AirConServiceCenter analyses the purity level of the refrigerant
before draining. If it is below 95 %, the unit does not accept the
refrigerant.
Each time before draining the vehicle or filling the internal refrigerant
vessel, the refrigerant analysis starts automatically.
If "Please wait" is flashing, the refrigerant is being analysed.
7.10.1 Refrigerant analysis passed
If the refrigerant is not contaminated, the AirConServiceCenter displays
the following at the end of the analysis:
The AirConServiceCenter can be used.
86
Refrigerant Test
Warm up
Please wait!
Refrigerant Test
Please wait!
STOP-EXIT
Refrigerant Test
OK!
ASC5000RPA/ASC5500RPA
EN