16
4. After about 5 seconds , The oil draining process would be finished.
5. Press
key to stop the alarm buzzer, then the recovery process
finished!
Note: After first phase of recovery, you need to spend some minutes, just waiting for more
refrigerant evaporate into gas, if the pressure inside the A/C raised, the equipment will go on
the recovery process, or it will go to next step.
7.2 Vacuum
Vacuum operation is the process that the Air-Con Service Station evacuate
the vehicle A/C system into a vacuum state. The small quantity gases are
exhausted outside. In the process, the pressure inside the A/C changes from the
relative zero to absolute zero.
The equipment could automatically detect the pressure is suitable or not for
operation.
1. Press
key, the device comes to vacuum mode.
Note: at the lower right LCD corner there is a highlight "V", this also is a prompt that means
you can long press
key for a manual vacuum. If you do so, whatever the
pressure is, the gas would be exhausted outside. Be careful for this operation, the introduced
pressure is less than 0.5 bar, or when the gases rush out, the vacuum pump oil would spray.
VAC U UM
D E FAU LT * *
：
* *
Pr ess E SC t o q uit !
RECOVERY FINISHED!
PRESS OK TO CONFIRM!
