Komatsu D475A-5E0 Operation & Maintenance Manual page 300

MAINTENANCE MAINTENANCE
Joystick (steering, directional and gear shift lever) rotating link (4
places)
Universal joint (2 places)
The undercover is heavy. Never try to open or close the cover when directly beneath it. When removing bolts (2), perform the work
from the rear of the cover so that you can easily get out of the way.
Remove inspection cover (3) of the undercover on the rear bottom
of the chassis as follows.
1) Remove bolts (1) (2 pieces) at the front of the machine.
2) Support the cover with your elbow while gradually
removing 2 bolts (2) at the rear of the machine.
3) Lower the cover gradually to open it.
WARNING
SERVICE PROCEDURE SERVICE PROCEDURE
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