48 6.6 Automatic Function - Bosch ACS 753 Originalbetriebsanleitung

en | 60 | ACS 753 | Instructions for use
6.6 Automatic function
WARNING: to prevent injuries while work-
ing with the refrigerant, read and follow
the instructions and warnings in this man-
ual, and wear protective clothing, such as
safety glasses and gloves.
The automatic function allows the user to program an
automatic recovery, vacuum, leak check, and/or charge
sequence.
i
The maintenance parameters (filling quantity, refrig-
erant type and new oil) can be acquired from the
database and used during the "automatic function".
!
In vehicles with only one service connection, it is
necessary to follow the procedure recommended
by the vehicle manufacturer.
!
The charging function for vehicles equipped with
a single service connection must be performed
manually, following the procedures in the vehicle
manufacturer's maintenance manual.
!
The maintenance parameters (filling quantity, re-
frigerant type and new oil) are given in the vehicle
operating instructions or in the repair manual and
must be respected.
i
The amount of oil extracted during the recov-
ery process is injected automatically before the
charging cycle.
1. Call up the Main Menu.
2. Select
.
3. Enter the service data and select
hicle data through the database. Confirm with
(see chapter 6.1).
4. With
select if you want to run the seal test with
nitrogen or hydrogen nitrogen before charging.
5. Enter the vacuum time.
6. Select the "vacuum test" with the Down arrow but-
ton and set to enable or disable the function.
7. Enter the quantity of refrigerant to be charged with
the numeric keypad.
8. Select the "type of charge" with the Down arrow
button and set with
charge the vehicle (high pressure side, low pres-
sure side or both sides).
9. Select
to continue.
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to set the ve-
the hoses to be used to
10. With
select if you want to perform the oil injec-
tion. If you set not to perform the oil injection, go
directly to phase 13 displaying.
11. Enter the amount of oil to be added to the amount
recovered from the A/C system with the numeric
keypad.
i
The display shows the amount of oil/dye available
for the injection. Into the bottles is actually pres-
ent a slightly higher quantity that includes a safety
margin of about 30 g.
12. Select the "oil type" with the Down arrow button
and set with the oil to be charged (PAG or
POE).
13. Select
to continue.
14. Enter the amount of UV dye to be charged with the
numeric keypad.
15. Select
to continue.
16. ACS 753 displays a dedicated message that asks
to the operator whether to perform the hoses flush-
ing.
« Select
to proceed or
hoses flushing.
i
Follow the on-screen instructions to perform the
hoses flushing procedure.
17. When the message appears, connect both service
hoses to the vehicle service connections and open
the valves of the service hoses turning the ring nuts
clockwise.
18. Select
to start the automatic procedure.
19. Follow the on-screen instructions while the station
performs the automatic cycle.
20. When the message appears, close the service hose
connections turning the ring nuts counter-clock-
wise. Disconnect the service hoses from the A/C
system and connect them to the station flushing
connections.
21. Select
to start the hoses cleaning.
22. ACS 753 displays, at the end of the hoses clean-
ing, a dedicated message that indicates to the op-
erator the procedures to be performed to start the
pressures test (see chapter "Pressures test").
« Select
to proceed or
pressures test.
23. At the end the ACS 753 displays a screen with the
charge result report.
i
Select to print the overview.
Select to return to the Main Menu.
not to perform the
not to perform the
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