SLING-NYLON 1U8234 - Caterpillar

Press the "Menu" key to display the main menu options.
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Use the arrows to select the "Service" mode from the "Main Menu". Press the "OK" key.
Input the password "FFF2". Press the "Enter" key.
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Select the "Override" mode from the "Service" menu. Press the "OK" key.
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Select "Desired Fan Speed" from the "Override" menu.
Set the fan speed at 1200 rpm.
The air conditioning should be turned off for the following test.
Lower the left console.
Lower the stabilizers, the blade tip, and/or the implement to raise the front axle and the rear axle. This step will allow the wheels to turn freely.Note: All tires must be fully off the ground.
Fully extend the bucket cylinder and place the bucket on the ground.
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Power mode control button on the soft panel switch
Push down on the power mode control button to activate power mode.Note: The indicator light will be illuminated when power mode is activated.
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Transmission control button on the soft panel switch
Push down on the transmission control button to select Second GEAR.Note: The second indicator light will illuminate when the transmission is in second GEAR.
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Creeper speed control button on the soft panel switch
Push down on the creeper speed control button to activate the creeper speed control.Note: The indicator light will be illuminated when the creeper speed control is activated.
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Automatic Engine Speed Control (AESC) as displayed on the programmable function key in the monitor.
Disable the automatic engine speed control through the monitor by pressing the programmable button.
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Hydraulic modulation switch on left joystick
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Hydraulic modulation aggressive mode (monitor display)
Select the hydraulic modulation mode as aggressive. Press the lower front switch on the left joystick to select the hydraulic modulation mode.Test Procedure
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.To prevent injury or death, make sure that the area around the machine is clear of personnel and obstructions before operating the machine.
Release the service brake pedal.
Fully depress the travel pedal and stall the bucket in the full Bucket Open position.
Override the "Main Pump Power Shift Pressure Solenoid Current" until the engine speed has reached the correct value.Note: Refer to Table 1 in this manual for the correct value.
Start the Electronic Technician.
Select the Machine ECM and then elect “OK”.
Select “Diagnostics” from the main menu.
Select “Diagnostic Tests”.
Select “Override Parameters”.
Select “Main Pump Power Shift Solenoid Current” and set the current to 0.0 amp.
Select “Travel Pilot Solenoid Current Override” and set the current to 0.8 amp.
Select the “Main Pump Power Shift Pressure Solenoid Current” and slowly increase by 0.05 amp until the engine speed is 15 rpm above the "Target Engine Speed" from Table 1.
Then adjust the “Main Pump Power Shift Pressure Solenoid Current” by 0.01 amp until the "Target Engine Speed" from Table 1 has been met.Note: Perform Step 3.i with a fully depressed travel pedal and the bucket in the full Bucket Open position.Note: Pay attention to the engine oil temperature and the engine water temperature.Note: If the load is too