PLATE-COVER 4451359 - Caterpillar

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Engine speed will be displayed in rpm in the digital display window (upper).
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A warning level 2 will occur at 2800 rpm. Warning level 2 requires reduction of engine rpm in order to keep the engine speed below 3000 rpm. At this level, the following events will occur:
Action lamp (1) flashes.
Auxiliary action lamp (2) flashes.
The tachometer flashes.
The tachometer sticks at the highest engine rpm.Note: Auxiliary action lamp (2) is located on the right console. The action lamp is near the right elbow of the operator. If the operator is facing rearward, this will alert the operator.A warning level 3 will occur at 3000 rpm. Warning level 3 requires immediate reduction of engine rpm in order to prevent severe damage to the engine. At this level, the following events will occur:
Action lamp (1) flashes.
Auxiliary action lamp (2) flashes.
The tachometer flashes.
The tachometer sticks at the highest engine rpm.
The action alarm sounds.The tachometer flashes as an indication of engine overspeed. The highest engine speed that is greater than 2800 rpm will stick in the display window for thirty seconds.
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When the engine drops below 2600 rpm, you may press the operator switch in order to stop the display from flashing before the 30 second timer expires.See the Topic "Machine on an Up Slope or Down Slope". This article is located in the "Bulldozing" section of this manual.