Software Update; Initial Verification; New Pag And Poe Oil Bottles Filling - MAHLE AIR-NEX 9380 Service Manual

Fig. 4: Rear view (detail)
Power cord connector and Power switch
1
HP&LP vehicle connector/couplers and hoses
2
2
ATTENTION: Leave the quick coupling taps closed Leave the quick coupling taps closed
when the unit is not in use and at the end of vehicle when the unit is not in use and at the end of vehicle
service operations.
7.2

Software update

It is possible to check for software updates via Wi-Fi and
download them inside the
•
Main Menu
Setup
o
Updates Check
7.3

Initial verification

Execute the following actions in sequence by following the Execute the following actions in sequence by following the
display guided procedure and the illustrations on the screen
of the equipment:
•
Gas weight verification
•
Oil weight verification
•
First vessel filling
It is possible to interrupt the initial verification, the station It is possible to interrupt the initial verification, the station
will propose at next powering to continue.
The equipment cannot operate until all the steps of the
initial verification have been completed.
CAREFULLY ABIDE BY THE
FOLLOWING INSTRUCTIONS TO
AVOID DANGER TO PERSONS, THE
DISCHARGE OF REFRIGERANT IN
THE ATMOSPHERE
Let us consider as first filling the one carried out during the Let us consider as first filling the one carried out during the
initial check with internal tank of the equipment free of initial check with internal tank of the equipment free of
refrigerant and containing air.
Set the quantity of refrigerant to fill (at least 3 kg) and follow the Set the quantity of refrigerant to fill (at least 3 kg) and follow the
guided procedure shown on the display.
Check that the equipment hoses are not connected and positioned Check that the equipment hoses are not connected and pos
in the hose winder. Start the procedure that initially implies the in the hose winder. Start the procedure that initially implies the
creation of vacuum in the internal tank. This phase will take 15 creation of vacuum in the internal tank. This phase will take 15
minutes and will act on the whole equipment. minutes and will act on the whole equipment.
Only when the message appears asking to connect the charge tank, Only when the message appears asking to connect the charge tank,
connect the LP quick coupler (colour blue) of the unit to an external
refrigerant tank using the supplied adaptor. refrigerant tank using the supplied adaptor.
When the message occurs open the coupler by turning the knob When the message occurs open the coupler by turning the knob
clockwise. Open the valve on the external tank. clockwise. Open the valve on the external tank.
Just right before reaching the planned quantity of refrigerant, the
unit will stop and ask the user to close the external refrigerant tank. unit will stop and ask the user to close the external refrigerant tank.
1
Then, the device will continue the recovery from the hoses and ends Then, the device will continue the recovery from the hoses and ends
when these are empty. Hence, it is necessary to open the LP quick when these are empty. Hence, it is necessary to open the LP quick-
coupler and disconnect it from the external tank.
Thanks to the ECO LOCK® function, the refrigerant - usually kept Thanks to the ECO LOCK® function, the refrigerant
between the cylinder fitting and the hose quick-coupler until the end between the cylinder fitting and the hose quick
of the process - will not be released in the environment.
There may be two types of source tanks: with plunger and without
plunger.
Tanks with plunger shall remain upright to be able to transfer liquid
refrigerant; for this type of tanks connect to the L (liquid) coupler. refrigerant; for this type of tanks connect to the L (liquid) coupler.
Tanks without plunger have only one valve, so they must be turned
upside down to transfer the liquid refrigerant. e down to transfer the liquid refrigerant.
Fi and
The LP gauge indicates the pressure inside the external tank.
After some minutes the unit will automatically end the function. After some minutes the unit will automatically end the function.
At the end the weight of the charged refrigerant will be displayed. At the end the weight of the charged refrigerant will be displayed.
7.4
on the screen
To fill the new oil bottles (Fig.1 Pos. 9) they have to be extracted To fill the new oil bottles (Fig.1 Pos. 9) they have to be extracted
from their housing by means of the quick coupler on the top of the from their housing by means of the quick coupler on the top of the
bottle; slightly press downward the coupler ring nut to extract it. bottle; slightly press downward the coupler ring nut to extract it.
ps of the
Fill the bottle by paying special attention to the "oil care" system.
•
•
| AIR-NEX 9380/9480
ct the LP quick coupler (colour blue) of the unit to an external
ect it from the external tank.
will not be released in the environment.
shall remain upright to be able to transfer liquid
have only one valve, so they must be turned
gauge indicates the pressure inside the external tank.

New PAG and POE oil bottles filling

POE oil bottles filling
bottle by paying special attention to the "oil care" system.
During the oil suction phase, before entering the bottle air is During the oil suction phase, before entering the bottle air is
made dry as it passes through a path of special "desiccant" made dry as it passes through a path of special "desiccant"
material.
The air inside the bottle is therefore completely "dry" The air inside the bottle is therefore completely "dry"
NEX 9380/9480 | 12 en
d quantity of refrigerant, the
ce tanks: with plunger and without