Komatsu WA380-6 Operation & Maintenance Manual page 201

OPERATION
DIGGING AND LOADING ON LEVEL GROUND
When digging and loading on level ground, set the bucket edge facing down slightly as follows and drive the
machine forward. Always be careful not to load the bucket on one side and cause an unbalanced load.
This operation should be carried out in 1st gear.
Do not set the bucket facing down more than 20 degrees.
1. Set the edge of the bucket facing slightly down.
2. Drive the machine forward and operate the lift arm control lever
forward to cut a thin layer of the surface each time when
excavating the soil.
3. Operate the lift arm control lever slightly up and down to reduce
the resistance when driving the machine forward.
When digging with the bucket, avoid imposing the digging force
on one side of the bucket.
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CAUTION
OPERATION