Operating
sequence
Key
Indication
Explanation
or
Stop
➤ Press the
«Stop» key and
hold for more
than a second.
60 s
7 bar
20 s
The machine switches
over to unloaded run-on.
The cool-down period is
displayed
The engine runs at IDLE
speed.
The machine is vented.
The «Load» key flashes.
Pressure in the OST** > 1
bar: back-pressure dis‐
played.
Pressure in the OST** ≤ 1
bar: display indicates
"ready to start".
Failed start,
starting sequence
interrupted
20 s
The start inhibit function is
activated if the machine
fails to start or if the start‐
ing sequence is interrup‐
ted.
The display shows the
time remaining until the
next starting sequence is
allowed.
* ADT = airend discharge temperature
** ECT = engine coolant temperature
*** OST = oil separator tank
Tab. 47 SIGMA CONTROL MOBIL operating sequence
4.7.3 Menu structure of the SIGMA CONTROL MOBIL
Menu structure
Main menu
Menu level 1
Menu level 2
Display of operating modes
Main menu
Operating data
Compressor engine
Settings menu
Password input
Engine test mode (ECU)
Generator operating data
Event memory
Alarm messages
Warning messages
Maintenance messages
Tab. 48 Menu structure of the SIGMA CONTROL MOBIL
4
Design and Function
4.7
SIGMA CONTROL MOBIL function
38
Service Manual Screw Compressor
M135 SIGMA CONTROL MOBIL
No.: 9_6975 00 E
