Komatsu PC300-8 Service Manual

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MAINTENANCE
MAINTENANCE PROCEDURE
CHECK SWING PINION GREASE LEVEL, ADD GREASE
Prepare a scale.
1.
Swing 3 times each to the left and right, then stop the machine.
2. Remove bolts (1) (2 bolts) on the top of the revolving frame and
remove cover (2).
3.
Insert scale (3) through inspection and maintenance hole (A)
into the grease, and check that height (S) of the grease is at
least 54 mm (2.1 in). If the grease level is low, add grease.
4.
Check if the grease is milky white. If it is milky white, it is
necessary to change the grease. Please contact your
Komatsu distributor.
The total amount of grease is 33 liters (29.7 kg) [8.7 US gal (65
lb)].
5. Install cover (2) with bolts (1).
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Komatsu PC300-8 Specifications

General

Brand	Komatsu
Model	PC300-8
Category	Excavators
Language	English