XE210C Hydraulic Excavator Operating and Maintenance Manual 40
The striking direction of the drill rod is slight deviated from the
direction of the hammer. Therefore, the direction of oil cylinder of
the bucket must be rectified to ensure the direction alignment.
Matters needing attention of the hydraulic hammer
In order to avoid void striking, the drill rod should be pressed
when needed.
When the oil cylinder is operated, the rip end should not be
reached, and the distance is kept about 5 cm.
Do not swivel the hydraulic hammer when working on rocks,
concrete and so on.
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