SUPPORT 2466042 - Caterpillar

Illustration 1 g03774999
C3.4B and C4.4 4GC
(1) Engine Warning Lamp
(2) Action Lamp
Illustration 2 g03775123
Basic Display
(2 ) Action Lamp The Action Lamp (2) is used to indicate Warning Level 2, Level 2S, and Level 3. The Engine Warning Lamp (1) is ON for Level 1, Level 2, Level 2S, and Level 3 warnings. Loss of CAN communication will flash the Action Lamp AMBER.
Table 1
OPERATION
Warning Level Warning Indications Required Operator Action Possible Result (1)
Alert Indicator Action Lamp Action Alarm
1 ON OFF OFF No action is required. The warning is recorded. No harmful effects
2 ON Flash Red OFF Change machine operation or perform maintenance to the system. Damage to system components
2S ON Flash Red ON (Solid) Immediately perform a safe engine shutdown. Injury to operator or severe damage to components
3 ON Flash Red ON (Pulse) Immediately perform a safe engine shutdown. Injury to operator or severe damage to components
(1) This is the possible result if no action is taken by the operator.The monitoring system has the following four warning levels for events:Warning Level 1 - Warning level 1 does not affect the operation of the machine or alert the operator that a warning has occurred. Warning Level 1 is recorded and may be viewed from the "Diagnostics" menu of the display or with Cat® Electronic Technician (Cat ET) Service Tool.Warning Level 2 - Warning Level 2 requires changing the operation of the machine or performing a maintenance procedure. Failure to correct the problem that caused this warning may result in damage to the involved components or the involved system of the machine.Warning Level 2S - Warning Level 2S requires an immediate safe shutdown of the machine to avoid damage to the machine or injury to personnel around the machine. The problem that caused the event must be corrected before machine operation can resume.Warning Level 3 - Warning Level 3 requires an immediate safe shutdown of the machine to avoid damage to the machine or injury to personnel around the machine. The problem that caused the event must be corrected before machine operation can resume.