Komatsu WA480-8 Operation & Maintenance Manual page 287

OPERATION
METHOD FOR OPENING CAP WITH LOCK
1.
Insert the key into the key slot.
2.
Turn the key clockwise, align the matching marks (1) of the
key groove and the cap, then open the cap.
Position (A): OPEN
Position (B): CLOSE (LOCK)
METHOD FOR LOCKING CAP WITH LOCK
1.
Screw in the cap until it becomes tight, then insert the key into the key slot.
2.
Turn the starting switch key to "CLOSE" position (B), then remove the key.
METHOD FOR OPENING AND CLOSING HYDRAULIC OIL FILLER PORT CAP
PROCEDURES FOR OPENING HYDRAULIC OIL FILLER PORT CAP
1.
Loosen bolt (1), turn cover (2), and open it.
2.
Turn cap (3) counterclockwise and open it.
PROCEDURES FOR CLOSING HYDRAULIC OIL FILLER PORT CAP
1.
Turn cap (3) clockwise and close it securely without looseness.
2.
Turn cover (2) and install it with bolt (1).
MACHINE OPERATIONS AND CONTROLS
3-219