Komatsu PC700LC-11, Operation & Maintenance Manual

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NOTICE
• When using the breaker, if the lock pin is set to posi-
tion (c) and the pedal is operated in direction (B), it will
cause damage or defective operation of the breaker.
To prevent this, when using the breaker, always set the
lock pin to position (b).
• Before changing the position of the lock pin, set lock
lever to the LOCK position (L) and turn the key in the
starting switch to OFF position (A).
METHOD FOR HYDRAULIC CIRCUIT CONNECTION
METHOD FOR CONNECTING HYDRAULIC CIRCUIT
When installing the attachment, connect the hydraulic circuit as follows.
1.
Check that the stop valve is located at LOCK position (L).
(F) FREE
Hydraulic oil flows (direction of arrow is parallel to longitu-
dinal direction of arm)
(L) LOCK
Hydraulic oil stops (direction of arrow is perpendicular to
longitudinal direction of arm)
• When setting the FREE or LOCK position of the stop
valve, remove bolt (1) and washer (2), rotate valve to
furthest position clockwise or anti-clockwise. After set-
ting refit bolt (1) and washer (2).
2.
Remove blanking flange assembly (3) at stop valve brack-
et.
Be careful not to lose or damage the removed parts.
KS001590
KS001591
KS001588
ATTACHMENTS AND OPTIONS HANDLE MACHINE READY FOR INSTALLATION OF ATTACHMENT
6-7