9-8
[
5
6
7
13. Remove each of three planetary gears 1 (5), needle
roller bearings with retainers (6), and inner races
(7).
8
14. Hold the columns of carrier 1 (8) and take out the
carrier.
9
15. Hold carrier 2 (9) and pull it out.
16. Install removed cover (1) to the housing again by
tightening bolts (12 places).
17. Refill the oil from the hole of the filler plug.
18. Perform the above procedures to the right and left
travel reduction units and move the machine to a
place where it can be repaired.
MOVING MACHINE TO PLACE FOR REPAIRING
The machine is in a very dangerous condition because it can move unintentionally due to release of the parking
brake.
Check that the area around the machine is clear of people and then start moving the machine.
After moving the machine, chock the front and rear of the crawlers.
19. After completing repair of the machine, reinstall the removed parts in the reverse procedure.
Tightening torque
Cover mounting bolt: 66.7N·m (49.2lbf·ft)
Plug: 98.1N·m (72.4lbf·ft)
Copyright©2020 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YY00041ZE03] [0701CsCshWbYs]