Komatsu WA250PT-5H, Руководство по эксплуатации и техническому обслуживанию

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Operation
OPERATION
Operation of work equipment
3-80
Operation of work equipment 0.
Work equipment control lever (1) can be used to operate the lift
arm and bucket as follows.
Lift arm operation 0.
NOTICE
Do not use the FLOAT position when lowering the bucket.
Use the FLOAT position when leveling, see “Leveling oper-
ations on page 3-86“.
Position (a): RAISE
When the work equipment control lever is pulled further
from the RAISE position, the lever is stopped in this position
until the lift arm reaches the preset position of the kickout,
and the lever is returned to the HOLD position.
Position (b): HOLD
The lift arm is kept in the same position.
Position (c): LOWER
Position (d): FLOAT
The lift arm moves freely under external force.
Bucket operation 0.
Position (e): TILT
When the work equipment control lever is pulled further
from the TILT position, the lever is stopped in this position
until the bucket reaches the preset position of the positioner,
and the lever is returned to the HOLD position.
Position (b): HOLD
The bucket is kept in the same position.
Position (f): DUMP