WINDOW GP-CAB 3889108 - Caterpillar

The software program that will be used for this test procedure is the Caterpillar Electronic Technician (ET). The Caterpillar Electronic Technician is a software program that can be used on an IBM-compatible personal computer.ReferenceFor more information about the use of Electronic Technician, refer to Troubleshooting, "Using Caterpillar Electronic Technician to Determine Diagnostic Codes" for the machine that is being serviced.
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Location of the service brake control valve on the right-hand side of the machine
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Service Brake Control Valve
Install the correct hose assembly from the 198-4240 Digital Pressure Indicator on the upper pressure tap of the service brake control valve.
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Service connector for the Caterpillar Electronic Technician
Connect the laptop computer to the service connector in the cab. The service connector is located to the left of the key start switch.
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Open the software program (ET). Select the "Transmission" menu item.
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Select the "Service" menu in order to begin the calibration procedure. Then select "Calibrations". A second menu will be displayed. Select "Neutralization Setpoint Calibration" from the second menu.
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The next screen is the initial calibration screen. Once "Neutralization Setpoint Calibration" has been selected, the screen displays the incremental instructions for calibration. The top display area displays status parameters that are monitored during the calibration. The middle display area displays information about the status of the calibration. The bottom display area displays incremental instructions for the calibration. The step that currently needs to be carried out is in bold text. All other steps are displayed in gray text.
Press the "Next>" button in order to start the calibration. The "Next>" button is disabled until the current step has been successfully completed. A check will be placed in the box that is left of the step, after the current step is complete. After the successful completion of a step, press the "Next>" button in order to begin the following step. Continue this process in order to complete the calibration procedure.
The ECM detects possible error messages during the calibration. When an error is detected the ECM will stop the calibration. The error message will be displayed in the middle display area.
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When the calibration is complete select the "Restart" button in order to run the test again or select the "Finish" button in order to finish the calibration.
To exit the calibration, select the "File" menu and then select "Exit".Procedure for Resetting the Automatic Calibration of the Minimum Position of the Left Brake Pedal
Use the following procedure in order to reset the automatic calibration of the released position of the sensor of the left brake pedal.
Personal injury or death can result from sudden machine movement.Sudden movement of the machine can cause injury to persons on or near the machine.Prevent possible injury by performing the procedure that follows before working on the machine.
Park the machine on a smooth, level surface.
Shift the transmission direction control switch to the NEUTRAL position.
Lower the bucket or the work tool to the ground.
Engage the parking brake.
Turn the key start switch to the OFF position.
Wait at least 30 seconds.
Depress the left