1399976 ENGINE AR-COMPLETE Caterpillar parts C-12 ENGINE
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Compatible equipment models: 1399976:
TRUCK ENGINE C-12 Caterpillar
Personal injury can result from rotating and moving parts. Stay clear of all rotating and moving parts.Never attempt adjustments while the machine is moving or the engine is running unless otherwise specified.The machine must be parked on a level surface and the engine stopped.Attach a "Do Not Operate" or similar warning tag to the start switch and controls before servicing, repairing, or making adjustments to the machine.
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.
Machine Test Parameters
Date Product or Component SN
Measurement Location Measurement Actual
Engine High Idle Test Speed 2200 rpm
Hydraulic oil temperature for test 43° 6°C (110° 10°F) Introduction
The steering sensor is a linear sensor . This pulse width modulated sensor sends a signal directly to machine ECM. The ECM uses the signal from the steering sensor to execute a smooth turn.Calibration Preparation
Drive the machine to a smooth, horizontal surface.
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Move propel lever (4) to the NEUTRAL position.
Press parking brake switch (3) in order to change the status of the parking brake to "engaged". When the parking brake status is "engaged", an LED next to the parking brake switch will be illuminated.
Use travel mode switch (2) to select the PAVE mode. When the travel mode switch is set to PAVE mode, an LED next to PAVE symbol (1) will be illuminated. Note: The machine must be in PAVE mode in order to operate the screed lift system, hopper system, apron system and auger lift system.
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Use screed float switch (5) to place the screed in the FLOAT position. When the screed is in the FLOAT position, an LED next to the screed float switch will illuminate. Lower the screed to the ground.
Press rpm decrease switch (6) for the throttle control once to operate the engine in low idle. Calibration Procedure
Note: This calibration procedure requires operation of the machine controls. Read and understand machine operation before performing this calibration procedure. Refer to the machine Operation and Maintenance Manual.
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Tap "Service" icon (7).
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Tap "Calibrations" (8).
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Tap "Steering Wheel" (9).
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Tap "Left Station" (10) or "Right Station" (11). Note: The following steps describe the procedure used to calibrate the steering on the left operator station. The procedure for checking and adjusting the steering on the right operator station is similar.
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Read the on-screen warnings (12), tap "OK" icon (13).
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Tap "OK" icon (13) to begin the calibration.
Follow the on-screen instructions in order to complete the calibration of the steering wheel.