SPRING 0005497 - Caterpillar

Table 1
OPERATION    
Warning Category    Warning Indications (1)    "Operator Action Required"    "Possible Result" (2)    
"Diagnostic Indicator" "Action Lamp "    "Action Alarm Sounds "    
1     X             No immediate action is required. The system needs attention soon.     No harmful effects or no damaging effects.    
2     X     X         Change machine operation or perform maintenance to the system.     Severe damage to machine components    
3     X     X     X     Immediately perform a safe engine shutdown.     Injury to the operator or severe damage to components can occur.    
( 1 ) The active warning indications are marked with an X.
( 2 ) This is the possible result if no action is taken by the operator.The Hydrostatic Transmission Control has three different warning levels that indicate the health of the system. A warning level is displayed when a diagnostic code is active. The warning levels are defined in the provided table.When the key switch is turned on, the ECM will turn on the diagnostic indicator, the action lamp, and the action alarm for 2 seconds. At the end of the two seconds, the ECM will turn off all three for 2 seconds. At the end of the two seconds, the indicator, the action lamp, and the action alarm will return to a normal state. If the engine is not running at the end of the four seconds, the ECM will use the alarm disable output in order to disarm the alarm. The alarm is disabled until the engine is started.