PM310, PM312 and PM313 Cold Planer Propel Systems Caterpillar

Propel Current - Calibrate

Usage:

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Diesel engine exhaust contains products of combustion which may cause personal injury.

Always start and operate the engine in a well ventilated area, and, if in an enclosed area, vent the exhaust to the outside.

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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.

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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.

Specifications

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Table 1
Machine Test Parameters
Date	Product or Component SN
Measurement Location	Measurement	Actual
Minimum hydraulic oil temperature for test	40 °C (104 °F)

Introduction

This procedure calibrates the threshold and maximum drive currents for the propel pump solenoids. Perform this procedure if the machine does not reach full speed. Also perform this procedure if a pump solenoid or the propel pump has been replaced.

Required Tools

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Illustration 1	g06227264

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Table 2
Required Tools
Tool	Item	Qty	Part Number	Description
A		1		Laptop Computer with Cat^® ET Software
B		1	466-6258	Communication Adapter Gp (3, CA3)
B	B1	1	317-7485	Communication Adapter
	B2	1	370-4617	Cable As
	B3	1	457-6114	Cable As

Connect Tool (B2) and Tool (B3) to Tool (B1).
Connect Tool (B2) to the USB port on Tool (A).

Test Preparation

Drive the machine to a smooth horizontal surface.
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Illustration 2 g06228671
Move propel lever (1) into the maximum position opposite of the direction of travel. The farther is moved, the faster the machine will stop. Release the lever.
Verify that the parking brake is engaged by checking parking brake indicator (2). The parking brake should activate automatically when the machine is stopped. If the parking brake is not active, use propel lever (1) to stop the machine completely.
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Illustration 3 g06228685
Ensure that the conveyor system is deactivated. The indicator light next to the button should be off. If the conveyor system is operating, push conveyor drive on/off button (5) to deactivate.
Ensure that the water spray system is deactivated. The indicator light next to the button should be off. If the water spray system is operating, push water spray button (3) to deactivate.
Ensure that the vacuum dust control system, if equipped, is deactivated. The indicator light next to the button should be off. If the vacuum dust control system is operating, push vacuum dust control button (4) to deactivate.
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Illustration 4 g06228728
Ensure that the rotor system is deactivated. Indicator light next to the button should be off. If the rotor system is operating, push rotor button (6) to deactivate.
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Illustration 5 g06228737
Use conveyor buttons (7) to center the conveyor.
Use propel lever (1) to center the front tracks.
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Illustration 6 g06229133
Observe level indicator (8). If the indicator shows "0" go to Step 12. If the indicator does not show "0", go to Step 11.
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Illustration 7 g06229150
Use rear leg height switches (9) and (10) to level the rear of the machine. Level indicator (8) will show "0" when the rear of the machine is level. Make sure that the rotor does not contact the ground during this step.
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Illustration 8 g06229152
Ensure that the engine is operating in low idle. The high idle indicator light should be off. If this indicator is illuminated, press throttle control button (11) to operate the engine in low idle.
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Illustration 9 g06229156
Move engine start switch (12) to the OFF position.
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Illustration 10 g06230735
Connect Tool (B3) to diagnostic connector (13).

Calibration Procedure

Note: The machine may move during this calibration. Make sure that the test area around the machine is clear of personnel and obstructions.

Move engine start switch (12) to the START position. Release the switch when the engine starts.
Operate the engine at low idle for a few minutes. Press throttle control button (11) to operate the engine in high idle. The high idle indicator light should be on.
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Illustration 11 g06230743
Monitor hydraulic oil temperature (14) on the operator display. Operate the machine until the oil temperature reaches the test temperature listed in the "Specifications" section.
Start Cat^® ET.
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Illustration 12 g06230753
Select "Transmission PM300" (15) from the ECM list. Click "OK" button (16).
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Illustration 13 g06230763
Click"Service" (17) menu, and select "Calibrations" (18).
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Illustration 14 g06230775
Choose "Drive Pump Solenoid Calibrations" (20) from "Available ECM(s)" list (19). Click "Start" button (21).
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Illustration 15 g06230780
Read and understand the on-screen warnings and instructions.
Fulfill the requirements on the display screen, and click "OK" button (22).
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Illustration 16 g06230784
Click "Begin" button (23).
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Illustration 17 g06230792
Follow the steps on Cat^® ET to calibrate the pump solenoids. Exit Cat^® ET after the calibration is complete.
Move engine start switch (12) to the OFF position.
Remove the tooling from diagnostic connector (13).