If memory card is not present or if No was selected, the following message is displayed:
Disconnect HP/LP tubes from the system.
Disconnect the device from the vehicle A/C system.
Open LP and HP valves.
Confirm with Enter.
Warning! Refrigerant recovery from tubes
This message confirms refrigerant recovery from tubes.
Close LP and HP valves
Follow the instructions and press Enter. The device will show the message about going into
stand-by mode.