Komatsu PW98MR-10 Operation & Maintenance Manual page 386

MAINTENANCE PROCEDURE
4.
Open dirt cover (1).
5.
Lock securely with hood support lever (2).
6.
Loosen bolt (3) and remove plate (4) on the top of oil filler
port (F).
7.
Loose the cap of oil filler port (F) gradually to release the
internal pressure.
8.
Remove the cap of oil filler port (F).
9.
Loosen bolt (5) and move cover (6) at the bottom of the
machine.
10. Place the oil container under drain plug (P) at the bottom
of the machine.
11. Remove drain plug (P) to drain the oil by using the socket
wrench handle.
• When removing drain plug (P), be careful not to get oil
on yourself.
Check the installed O-ring for damage. If it is dam-
aged, replace it.
12. After draining the oil, tighten drain plug (P).
Tightening torque 58.8 to 78.4 Nm
13. Return cover (6) to its original position and fix it with bolt (5).
4-82
WENAM00061
MAINTENANCE