Komatsu GALEO HM350-2 Operation & Maintenance Manual page 67

OPERATION
EXPLANATION OF COMPONENTS
ENGINE SYSTEM CAUTION LAMP
This monitor (10) lights up when a problem has been detected in
the system controlled by the engine controller.
When it lights up, "E03 CHECK RIGHT NOW" is displayed on the
character display at the same time, so stop the machine
immediately at a safe place, then stop the engine and carry out
inspection.
TRANSMISSION SYSTEM CAUTION LAMP
This monitor (11) lights up when a problem has been detected in
the system controlled by the transmission controller.
When it lights up, "E03 CHECK RIGHT NOW" is displayed on the
character display at the same time, so stop the machine
immediately at a safe place, then stop the engine and carry out
inspection.
RETARDER SYSTEM CAUTION LAMP
This monitor (12) lights up when a problem has been detected in
the system controlled by the retarder controller.
When it lights up, "E03 CHECK RIGHT NOW" is displayed on the
character display at the same time, so stop the machine
immediately at a safe place, then stop the engine and carry out
inspection.
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