Komatsu PC138US-11 Operation & Maintenance Manual page 115

Hydraulic excavator
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OPERATION
WORKING MODE SELECTOR SWITCH
Use working mode selector switch to set the movement or pow-
er of the work equipment.
The operation becomes easier by selecting the mode to match
the content of the operation.
P mode: For heavy-duty operations
E mode: For operations with emphasis on fuel consumption
L mode: For fine control operations
B mode: For breaker operations
ATT/P mode: For operations of 2-way attachments like crusher
(For machines ready for installation of attachment)
ATT/E mode: For operations emphasizing fuel consumption out
of those of 2-way attachments like crusher (For machines
ready for installation of attachment)
When the monitor is turned on, it is automatically set to the
mode used when the starting switch was turned to OFF
position last.
When the working mode selector switch is pressed, the
Working Mode selector screen is displayed. For each set
mode, P, E, L, B, ATT/P, ATT/E are displayed at the top
right of the monitor display.
For machines ready for installation of attachment, the attachment mode is added to the display.
For handling of machines ready for installation of attachment, see "HANDLE MACHINE READY FOR IN-
STALLATION OF ATTACHMENT (6-16)".
When the monitor starts up, if the working mode setting is
B mode, the confirmation message in the figure is dis-
played and the buzzer sounds.
Press function switch F6 always when starting up in B
mode.
If you press F5, the system starts up in E mode.
If you want to have automatic setting of P, E, L, B, ATT/P or
ATT/E mode (optional default setting) when starting engine ,
ask your Komatsu distributor to change the setting.
How to use working mode selector switch
1.
When working mode selector switch is pressed, the Work-
ing Mode selector screen is displayed on the monitor.
2.
Press function switches F3 or F4 at the bottom of the screen or the working mode selector switch to change
the mode selection one at a time.
If no switch is touched for more than 5 seconds, the selected working mode is automatically set as the
working mode and the screen changes to the one for steps 3 and 4.
WENAM00111
EXPLANATION OF COMPONENTS
3-45

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