Komatsu HB365LC-3 Operation & Maintenance Manual page 294

MACHINE OPERATIONS AND CONTROLS
METHOD FOR OPENING AND CLOSING CAB DOOR
When opening the door (locked door)
1.
Insert the key into the key slot.
2.
Turn the key clockwise to unlock the key, then open the door handle.
Position (A): OPEN
Position (B): CLOSE (LOCK)
When locking the door
1.
Close the door and insert the key into the key slot.
2.
Turn the starting switch key to CLOSE position (B), then remove the key.
3-222
OPERATION