Komatsu ecot3 PC300LC-8 Shop Manual page 311

10 Structure, function and maintenance standard
You can lock the maintenance time by a pass-
q
word to prevent it from carelessly being reset.
q The default password is "000000".
q Enabling the password lock on an attachment-
equipped machine locks the breaker/attach-
ment setting screen at the same time.
a For information on changing the attachment/
maintenance password, see "Attachment/
maintenance password change function" in the
Testing and adjusting section.
PC300, 350-8
SEN01998-05
53