Komatsu D61EX-24 Operation & Maintenance Manual page 169

EXPLANATION OF COMPONENTS
HANDLE ID KEY
(if equipped)
The starting switch keys are ID keys which have built-in IC chips, and you can start the engine only with the
usual keys (black) registered in the machine.
ID KEY TYPES
Usual key
ID key used usually to start the engine
(Black) (1)
Registration ID key used to register or delete usual keys
key (black) (1) in or from the machine
(Gray) (2) (You cannot start the engine with this key)
NOTICE
• If you lose the registration key (gray), you cannot reg-
ister or delete the usual keys (black). Keep the regis-
tration key (gray) carefully.
• If a registered key (black) is stolen or you lose it, de-
lete it immediately. You cannot start the engine with a
usual key (black) if it is deleted from the machine.
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OPERATION