AXLE 5T2098 - Caterpillar

If the action alarm does not sound during this test or machine monitoring displays are not functioning, do not operate the machine until the cause has been corrected. Machine operation with faulty action alarms or displays could result in injury or death as any Warning Category 3 notifications will not be relayed to the operator.
Check the operation of the Monitoring System. Observe the self test when you start the engine.Functional Test
The system performs an automatic self test when you turn the engine start switch to the ON position.The self test verifies that the monitoring panel and the display modules are operating properly.The internal circuits, the indicators, and the gauges are automatically checked.
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The operator must observe the indicators and gauges to determine whether gauge modules, action light, the alert indicators, and the display screen are operating properly. The self test lasts for approximately 3 seconds.During the self test, all alert indicators flash.The digital display shows the following readouts:
All indicators of units (Deg C, kPa, rpm, and liters)
"X100" readout
Symbol for the hour meter
"8.8.8.X.8.8" readoutThe pointers in the gauges point upward. Then, the pointers point to the left. Then, the pointers point to the right. Then, the pointers point to the final positions.
The speed readout shows "188", "MPH", and "km/h".
The action light stays illuminated.
The action alarm sounds once.The monitoring panel is then in the normal operating mode.If the above tests are not correctly completed, the system will not function in the normal operating mode. Consult your Caterpillar dealer for an electrical system check. Any repairs must be made before you start the engine.Turn on all of the machine lights. Check for proper operation. Sound the forward horn.Stop the engine.Make any necessary repairs before you operate the machine.Braking System - Test
If the machine moves during the test, reduce the engine speed immediately, and engage the parking brake.If the machine moved while testing the brakes, consult your Caterpillar dealer for brake inspection and repair. Damaged brakes must be repaired before returning the machine to operation.
Note: The machine can drive through the brakes in first gear.Make sure that the area around the machine is clear of personnel and clear of obstacles.Test the brakes on a dry, level surface.Fasten the seat belt before you test the brakes.
Start the engine.
Raise all attachments.
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Depress the brake pedal.
Release the parking brake.
While the brake pedal is depressed, move the directional control to the SECOND SPEED FORWARD position.
Gradually increase the engine speed to full load speed. The machine should not move.
Move the directional control to the NEUTRAL position.
Reduce the engine speed to LOW IDLE. Engage the parking brake. Lower all attachments to the ground. Apply a slight down pressure. Stop the engine.
If the machine moved while testing the brakes, contact your Caterpillar dealer. Have the dealer inspect and, if necessary, repair the service brake before returning the machine to operation.