Komatsu PC138US-11 Operation & Maintenance Manual page 243

OPERATION MACHINE OPERATIONS AND CONTROLS
Change direction of machine
When turning left, return the left travel lever to the neutral posi-
tion.
: Forward left turn
(A)
(B): Reverse left turn
REMARK
When turning to the right, operate the right travel lever in the
same way.
Counter-rotation turn (spin turn)
When performing counter-rotation turn (spin turn) to the left,
pull the left travel lever backward and push the right travel lever
forward.
REMARK
When performing counter-rotation turn to the right, pull the right
travel lever backward and push the left travel lever forward.
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