© MAHLE
Product description | ACX2120H | 11 en
3.4.3
Display screen
When unit loads, the total refrigerant weight screen will be dis -
played. Press
to go to main menu as displayed in Fig. 6.
To select a function in the menu, press the
©
or
ª
o
t
l
l
o
r
c
s
o
t
name of the desired function. The text name will blink once high -
lighted, then press the green ENTER key to select.
The menu moves up/down one line for every push of the
©
or
ª
key.
A down arrow will appear in the lower right corner of the screen
as an indication that more menu option are available below
what is displayed on the current screen.
Fig. 6:
Main menu screen
If you need to enter free text, the numerical keypad can be used.
The keyboard works like a keyboard of a phone to compose
SMS: press some times to select one of the letters available
under that key.
3.4.4
Main menu options
The main menu of the graphical user interface allows user to
select the following functions:
Automatic cycles
Manual cycles
Setup
Maintenance
Service
Each of the menu options will be described in detail later in the
manual.
3.5
Unit features
3.5.1
EcoLOCK
®
quick couplers (optional)
EcoLOCK
®
is the intelligent coupler, that with the suitable auto -
mated procedure in the software enables to:
reduce the amount of non-condensible gases formed inside
the cylinder,
avoid the refrigerant (loss) dispersion in the air during the
check possible Schrader valve leaks before disconnection.
Fig. 7:
EcoLOCK
®
couplers
To connect the coupling, position the coupling on the parking
coupler, pull back the knurled section of the coupling element
and press carefully onto the connection (Fig. 8).
Fig. 8:
Fastening quick release coupling
t
The service quick-release couplings are connected to the
service connections of the vehicle air conditioning system
during A/C service. When not in use, the service quick-release
couplings can be connected t
t
To remove the service quick-release couplings from the park -
coupler, press the coupling slightly towards the con-
nection and carefully pull the knurled section back to unfasten
it from the coupler.
3.5.2
Locking caster brakes
Rolling of the ACX2120H can be prevented by locking the caster
brakes (Fig. 1, Pos. 8) at the front wheels.
3.5.3
Power supply cable and switch
The power supply cable is connected to the main power input.
When not in operation, the power supply cable can be discon -
nected and hung on the handle. The ACX2120H is switched on
by toggling the rocker switch to the on position.
ACX2120H
