Komatsu HB365LC-3, Operation & Maintenance Manual

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12. Rotate the rotor of the stop valve, which is installed to the
piping for the inlet port and the outlet port on the side face
of the arm, 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)
Follow the procedure below for setting the stop valve to
FREE position (a).
1) Remove the bolt (1) and washer (2).
2) Attach the lever (3).
3) Turn the lever (3) to rotate the valve to FREE position
(a) at the clockwise end or the counterclockwise end.
4) Remove the lever (3).
5) Install the bolt (1) and washer (2) again.
13. Check the oil level in hydraulic tank.
For details, see “METHOD FOR CHECKING OIL LEVEL IN HYDRAULIC TANK, ADDING OIL (3-152)”.
METHOD FOR OPERATING ATTACHMENT
k k
WARNING
If the travel levers or travel pedals are operated when the engine speed is decreased by the auto-decel-
eration function, the engine speed will suddenly increase. Be careful.
If you perform operations with your foot on the pedal, the attachment may suddenly move if you de-
press the pedal by mistake, and this may lead to serious personal injury or death. Do not rest your foot
on the pedal except when you operate the pedal.
When the attachment is not used, set the lock pin of the pedal to LOCK position to prevent the pedal
from being operated.
For the change of the flow setting for the breaker mode and attachment mode for the crusher, etc., see “MA-
CHINE SETTINGS (3-68)”.
METHOD FOR OPERATING BREAKER
NOTICE
Use the breaker mode when performing breaker operations. If the breaker is used without using the
breaker mode, the breaker may be damaged.
1.
Set the working mode to B mode
2.
Set only the front part of the lock pin to FREE position (b).
3.
Depress the front part of the pedal.
The breaker operates.
HANDLE MACHINE READY FOR INSTALLATION OF ATTACHMENT ATTACHMENTS AND OPTIONS
6-20