Komatsu D51EX-24, Operation & Maintenance Manual

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1.
Turn starting switch (1) to ON position (B).
2.
Check that KOMATSU mark is displayed first and then the
camera screen and the basic monitor screen is displayed
in order, and the buzzer sounds for approximately 2 sec-
onds.
If they do not light up, the machine monitor may be defective or may have an open circuit. Ask your Komatsu
distributor for the inspection.
METHOD FOR REMOVING DEPOSIT IN ENGINE COMPARTMENT
Check that there is no deposit inside the engine compartment, particularly around the turbocharger, exhaust
manifold, and aftertreatment devices.
If there is any deposit, remove it.
METHOD FOR CHECKING HORN OPERATION
1.
Turn the starting switch to ON position (B).
2.
Check that the horn sounds when the horn switch is press-
ed.
If the horn does not sound or its volume is extremely low, it
may be broken or may have an open circuit. Ask you Ko-
matsu distributor for repair.
3.
Return the starting switch back to OFF position (A).
OPERATION MACHINE OPERATIONS AND CONTROLS
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