Komatsu WA470-6 2006, Operation & Maintenance Manual

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Operation 3.2 Explanation of components
WA470-6H – VEAM946100
3-7
3.2 Explanation of components
The following is an explanation of the devices needed for operat-
ing the machine.
To carry out suitable operations correctly and safely, it is impor-
tant to understand fully the methods of operating the equipment
and the meanings of the displays.
3.2.1 Machine monitor
NOTE
When turning the starting switch to the ON position before start-
ing the engine, the central warning lamp, caution lamps, and
pilot lamps light up for 2 seconds to check the system.
After the alarm buzzer sounds for 2 seconds, it goes off if the
condition is normal.
The shift indicator display shows “88“ for 2 seconds.
The indicator gauges and meters are actuated after the above
system check is completed.
The character display shows “KOMATSU“ for 3 seconds.
If the lamps do not light up, there is probably a failure or discon-
nection, so contact your KOMATSU distributor for inspection.
A: Character display E: Pilot display
B: Emergency stop items F: Meter display
C: Caution items G: Central warning lamp
D: Inspection and maintenance items
GK038018
E
E
F C E C F G
B
D
C E B A E D
F F