Komatsu D475A-5E0 Operation & Maintenance Manual page 97

EXPLANATION OF COMPONENTS
BLADE CONTROL LEVER
Lever (7) is used to operate the blade.
SINGLE TILTDOZER
This lever is used to perform the blade lift and tilt operations.
Lifting control
(a) RAISE
(b) HOLD: Blade is stopped and held in this position.
(c) LOWER
(d) FLOAT: Blade will move freely according to external force.
REMARK
When released from FLOAT position, this lever (7) will not return to
HOLD position, so it must be returned to HOLD by hand.
Tilting control
(A) RIGHT TILT
(B) LEFT TILT
REMARK
With the tilt operation, the blade can be operated to RAISE, HOLD,
or LOWER.
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OPERATION