Komatsu D37EX-24 Operation & Maintenance Manual page 241

OPERATION
Places locked with special key
• Fuel filler port cap (8)
REMARK
If padlock (A) is to be used, it is recommended to use the type
that has the cover to protect the key hole.
METHOD FOR OPENING AND CLOSING CAP WITH LOCK
PROCEDURE FOR OPENING CAP WITH LOCK
1.
Insert the key into the key slot.
Make sure that you have inserted the key fully (1) before
turning it.
If the key is turned when only partially inserted, it may
break.
Position (L) : LOCK
(F) : OPEN position
(A) : Working angle of key 180 °
(B): 45 °
2.
Turn the key counterclockwise.
3.
Align the rotor groove with match mark (2) of the cap.
4.
Turn the cap slowly.
If a "click" is heard, the cap is unlocked and can be re-
moved.
MACHINE OPERATIONS AND CONTROLS
3-183