Waeco 9103303105, Operating Manual

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EN
The sample filling is then drained and the air conditioner evacuated. The final filling quantity is completely filled
up to ensure high filling accuracy. Filling with fresh oil, filling of UV additive, filling of refrigerant.
•
Selecting connections: The air conditioning system has a high pressure and low pressure connection, high
pressure or low pressure only connections.
After each process has been performed, a service report is printed.
1. Start by fitting the connections of the A/C service unit to the vehicle air conditioning system, and opening
them.
2.
In the basic menu use the cursor keys or to select
Free selection
.
Short selection
Free selection
Other selections
ENTER-OK
3. Press ENTER to confirm.
4. Enter the vehicle data and press ENTER to confirm.
13.8.1 Recovery phase
1.
Enter the preferred settings and press
ENTER
to confirm.
Rec/Recycling Yes
phase? No
ENTER-OK STOP-EXIT
2. If
Rec/Recycling phase
has been selected, enter the preferred waiting time for the pressure increase (stan-
dard is 1 min.) in the following menu and press ENTER to confirm, otherwise continue with chapter Vacuum
process on page 25.
Pressure increase
Test time
min. 1
ENTER-OK STOP-EXIT
Note The waiting time ensures that any residual refrigerant vaporises and can then be extracted. The
vaporising residual refrigerant triggers an increase in pressure.
13.8.2 Vacuum process
1.
Enter the preferred settings and press ENTER to confirm.
Vacuum phase Yes
No
ENTER-OK STOP-EXIT
2.
If
Vacuum phase
has been selected, enter the preferred vacuum time (standard is 20 min), otherwise continue
with chapter Filling process on page 26.
3.
Use the cursor key to enter the vacuum phase time.
4. Press ENTER to confirm both settings.
Vacuum time min. 20
Vacuum test time
min. 4
ENTER-OK STOP-EXIT
The air conditioning system is drained completely by the vacuum pump. This is used to remove any remaining
carrier gases or moisture and to prepare the air conditioning system for the filling process. Any residual refrig-
erant extracted which is still bonded in the refrigerant oil is collected by the A/C Service unit and recycled.
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