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24. SERVICE PROCEDURE
24.7.2 CHECK SWING PINION GREASE LEVEL, ADD
GREASE
Prepare a scale.
1.
Remove bolts
(2 bolts) on the top of the revolving frame and re-
move cover
2.
Insert a scale into the grease and check that the height of the grease
in the portion where the pinion passes is at least 4 mm. Add more
grease if necessary.
3.
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 10 l (9.1 kg)).
4.
Install cover
with bolts
24.7.3 LUBRICATE SWING CIRCLE (2 points)
1.
Lower the work equipment to the ground.
2.
Using a grease pump, pump in grease through the grease fittings
shown by arrows.
3.
After greasing, wipe off all the old grease that was pushed out.
3-56
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