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Komatsu PC138US - Page 227

Komatsu PC138US
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OPERATION
MACHINE OPERATIONS AND CONTROLS
OPERATION
MACHINE OPERATIONS AND CONTROLS
REMARK
Install the O-ring (3) into retaining hole (1) of the arm (5) and bucket
(4).
When installing the bucket (4), the O-rings (3) are easily damaged,
so fit the O-rings (3) on the boss of the arm (5) end as shown in the
diagram on the right. When knocking in the pins, move the O-ring
(3) down to the regular groove.
5.
Install the stopper bolts and nuts for each pin, then grease the pin.
3 - 172

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