Komatsu WA200-8 Operation & Maintenance Manual page 174

EXPLANATION OF COMPONENTS
FRAME LOCK BAR
• When performing the maintenance or transporting the machine, always set the frame lock bar to
LOCK position.
• When driving the machine, always set the frame lock bar to FREE position.
If the frame lock bar is not in FREE position, the steering becomes inoperative and this may lead to
serious personal injury or death.
This is a device used to lock the front and rear frames to pre-
vent the machine from being articulated during the mainte-
nance or transporting the machine.
(L) LOCK position
It is used for maintenance and transportation
The front frame and the rear frame are locked so that the ma-
chine body is not articulated.
(F) FREE position
It is used for normal operation.
The machine body is articulated.
METHOD OF USING TOWING PIN
1.
Position the protrusion (2) of towing pin (1) with groove (3)
of the counterweight, and insert it.
2.
Turn the handle (4) of towing pin (1) by 180 °.
3-110
k k
WARNING
OPERATION