Komatsu HB365LC-3 Operation & Maintenance Manual page 456

HANDLE MACHINE READY FOR INSTALLATION OF ATTACHMENT
When shipped from factory: 24.5 MPa (250 kg/cm
4.
Maximum oil flow can be adjusted in user mode.
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 (b).
(a) FREE
Hydraulic oil flows. (direction of arrow is parallel to longitu-
dinal direction of arm)
(b) LOCK
Hydraulic oil stops. (direction of arrow is perpendicular to
longitudinal direction of arm)
Follow the procedure below for setting the stop valve to
LOCK position (b).
1)
Remove the bolt (1) and washer (2).
2)
Attach the lever (3).
3)
Turn the lever (3) to rotate the valve to LOCK position
(b) at the clockwise end or the counterclockwise end.
4)
Remove the lever (3).
5)
Install the bolt (1) and washer (2) again.
2.
Remove the plate (4) at the tip of the stop valve piping. (2
places on the right and left)
Be careful not to lose or damage the removed parts.
3.
Connect the attachment piping (5) provided by the attach-
ment manufacturer to the part from where the plug is re-
moved.
REMARK
Method of connection varies depending on the attachment
manufacturer because size of the fitting, added accumula-
tor, etc. are different. Consult your Komatsu distributor.
4.
Set the stop valve to FREE position (a).
(a) FREE
Hydraulic oil flows. (direction of arrow is parallel to longitu-
dinal direction of arm)
(b) LOCK
Hydraulic oil stops. (direction of arrow is perpendicular to
longitudinal direction of arm)
6-14
2
)
ATTACHMENTS AND OPTIONS