Komatsu PC450-8 Operation & Maintenance Manual page 384

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MACHINE READY FOR ATTACHMENT
Working Mode Selection
If the working mode pilot monitor does not display ATT for the
attachment mode, press working mode selector switch (1) and
set to the attachment mode as follows.
q
If P, E, or L mode are selected, the attachment is not actu-
ated.
1. Press working mode selector switch (1) or press switches
F3 or F4 to select attachment mode ATT.
2. With attachment mode ATT highlighted in yellow, do one of
the following to accept the selection.
Q
Keep working mode selector switch (1) pressed.
Q
Press switch F6.
Q
Leave as it is for 5 seconds.
q
On the user menu attachment setting, it is possible to
make the attachment mode inactive.
q
When using the attachment mode, check that the attach-
ment mode is active before starting operations.
Precautions when using
q
Check that the stop valve is at the FREE position.
q
Check that the working mode is ATT mode.
For details of the path of the oil, see "HYDRAULIC CIRCUIT (6-12)".
q
For other precautions when handling the attachment, follow the instruction manual from the attachment manu-
facturer and use the attachment correctly.
6-24
ATTACHMENTS ANDD OPTIONS
6

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