Komatsu HB215LC-3, Operation & Maintenance Manual, Page: 247 / 492

2.
Set the swing lock switch (2) to ON position and check that
the swing lock pilot lamp is lit.
3.
Set the working mode to P mode (heavy-duty operation
mode).
The hydraulic component is warmed up quickly.
For setting the working mode, see “WORKING MODE SE-
LECTOR SWITCH”.
4.
Operate the operating portion (g) of the lock lever (3) slow-
ly and securely to set it to FREE position (F), then raise
the bucket from the ground.
5.
Turn fuel control dial (4) to a point midway between low
speed (MIN) and full speed (MAX).
6.
Operate the work equipment to warm up the hydraulic
components.
NOTICE
When the work equipment is operated, take care that it
does not interfere with the machine or ground.
1) Move the R.H. work equipment control lever (5) slowly
in the direction of bucket CURL position (D). Operate
the lever to the end of its stroke and hold it in the posi-
tion for 30 seconds.
2) Move the R.H. work equipment control lever (5) slowly
in the direction of bucket DUMP position (C). Operate the lever to the end of its stroke and hold it in the
position for 30 seconds.
OPERATION MACHINE OPERATIONS AND CONTROLS
3-175