Komatsu PC138US-11 Operation & Maintenance Manual page 428

Hydraulic excavator
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HANDLE MACHINE READY FOR INSTALLATION OF ATTACHMENT
When considering whether it is necessary to install an accumulator for the attachment circuit, contact the
attachment manufacturer and then decide.
When handling the breaker, follow the instruction manual from the breaker manufacturer and use the break-
er correctly.
METHOD FOR OPERATING GENERAL ATTACHMENT SUCH AS CRUSHER ETC
1.
Set the working mode to ATT/P or ATT/E mode.
2.
Set both front and rear lock pins to FREE position (c).
3.
Depress the front or rear side of the pedal.
The attachment operates.
METHOD FOR OPERATING WHEN WORK MODE PILOT DISPLAY DOES NOT
SHOW EITHER ATT/P OR ATT/E OF ATTACHMENT MODE
If the attachment mode is not indicated as the working mode, enter the attachment mode according to the fol-
lowing procedure.
1.
Press working mode selector switch (1).
The screen changes to Working Mode screen.
2.
Press working mode selector switch (1) or switch F3 or F4
to select Attachment Mode ATT/P or ATT/E.
3.
With Attachment Mode ATT/P or ATT/E highlighted in yel-
low, enter the selection by either of the following opera-
tions.
1)
To keep working mode selector switch (1) pressed.
2)
To leave as it is for 5 seconds.
3)
To press switch F6.
6-28
WENAM00111
ATTACHMENTS AND OPTIONS

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