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SPECIAL AR 3157205 - Caterpillar



3157205 SPECIAL AR Caterpillar parts SPECIAL
Rating:
66
Alternative (cross code) number:
CA3157205
315-7205
3157205
Caterpillar 3157205 SPECIAL AR

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Move propel lever (1) to the NEUTRAL position.
Rotate speed dial (4) to the MINIMUM position.
Move parking brake switch (2) to the ON position.
Move propel mode switch (3) to the PAVE position.Note: The machine must be in PAVE mode in order to operate the screed lift system.
Illustration 2 g02544758
Move screed lift switch (5) to the FLOAT position. Allow the screed to lower to the ground.Note: The screed lift switch on both instrument panels must be in the FLOAT position in order for the screed to lower.
After the screed rests on the ground, move screed lift switch (5) to the HOLD position.
Illustration 3 g02563718
Press lower lock key (6), in order to engage the screed lower lock function.
Illustration 4 g02544954
Move throttle control switch (7) to the LOW IDLE position. Hold the switch in this position for less than 1 second.
Illustration 5 g02563738
Press home key (8) to display the home menu on the advisor display.
Illustration 6 g02563756
Use up arrow (9) and down arrow (10) to navigate the home menu. Highlight "Control" and press OK key (11) .
Illustration 7 g02563758
Highlight "Config Params" and press OK key (11) .
Illustration 8 g02563796
Highlight "Cntr Balance Pres CMD" and press OK key (11) .
Illustration 9 g02563840
Use up arrow (9) and down arrow (10) to adjust the setting for screed assist pressure. Set the pressure to 25 psi. Press OK (11) to save the value.
Illustration 10 g02563843
Press Home key (8) to display the home menu. Highlight "Performance" and press OK (11) .
Illustration 11 g02563845
Highlight "Cntr Balance Sys Pressure" and press OK (11) .
Illustration 12 g02563878
Monitor counterbalance pressure on the "Performance Parameters" screen. The pressure should be approximately equal to the screed assist pressure set in Step 14.
Press home key (8) to display the home menu on the advisor display.
Use up arrow (9) and down arrow (10) to navigate the home menu. Highlight "Control" and press OK key (11) .
Highlight "Config Params" and press OK key (11) .
Highlight "Cntr Balance Pres CMD" and press OK key (11) .
Use up arrow (9) and down arrow (10) to adjust the setting for screed assist pressure. Set the pressure to 75 psi. Press OK (11) to save the value.
Press Home key (8) to display the home menu. Highlight "Performance" and press OK (11) .
Highlight "Cntr Balance Sys Pressure" and press OK (11) .
Monitor counterbalance pressure on the "Performance Parameters" screen. The pressure should be approximately equal to the screed assist pressure set in Step 22.
Illustration 13 g02563881
If the pressure reading increased, go to Step 28. If the pressure did not increase, move engine start switch (12) to the OFF position, and troubleshoot the screed assist pressure sensor and/or the screed assist solenoid.
The system has a range of 0 to 900 psi. The system does not have a specified setting for paving and is adjustable to a desired setting by the screed operator. If no operator is available, set screed assist pressure to 75 psi.
Move engine start switch (12) to the OFF position. The test is complete.


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