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PIN 0878405 - Caterpillar



0878405 PIN Caterpillar parts PIN
Rating:
21
Alternative (cross code) number:
CA0878405
087-8405
0878405
Caterpillar 0878405 PIN

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The screed assist system is programmed with pressure logic. When a screed assist mode is requested and operation parameters are met, the preset pressure acts on either the raise or lower direction of the screed lift cylinders. The operator can use the display to modify screed assist operating pressure for the "UP", "STANDBY", or "DOWN" assist pressure values. The pressure is displayed in kilo pascals or pounds per square inch. Machine pressure units depend on the display units chosen. The assist pressure is operator adjustable from 100 kPa (15 psi) to 5000 kPa (725 psi). Note: The screed assist pressure can be modified at tractor control stations (3) and at the screed control stations. For information on modifying the screed assist pressure at the screed control stations, refer to screed documentation.The operator can change the screed assist pressure with the following steps:
Select assist icon (23) from the "Operator" screen (25) .
Select settings icon (24) from the "Assist" screen (26) .
Select "Assist" from the "Settings" screen (27) .
Modify the selected assist pressure on set pressure screen (28) using the right or left arrows, and then, select "OK".
The text colors change from yellow to white when new values are accepted as illustrated on confirmation screen (29) .Note: The up and down arrows on the right side of the screen allow the operator to highlight available options in the body of the screen. Touching the "OK" confirms the selected option.
Illustration 6 g03715583
Screed Assist Timer Adjust (30) Machine icon (31) Operator screen (32) Machine screen (33) Settings screen (34) Timers screen (35) Assist screenThe screed assist system is programmed with timer logic. When the requirements of the assist mode are met, the preset delay timer acts on either the raise or lower direction of the screed depending on the assist mode requested.The operator can use the display to modify screed assist timers for the "STANDBY START", "STANDBY STOP", "LOWER LOCK", or "HALT" assist pressure values. The assist mode timers are operator adjustable from zero to 10 seconds. The default time is 2 seconds for "STANDBY STOP", "LOWER LOCK", or "HALT". The default for the "STANDBY START" timer is zero seconds.Note: The screed assist timers can be modified at tractor control stations (3) and at the screed control stations. For information on modifying the screed assist pressure at the screed stations, refer to screed documentation.The "STANDBY START" timer sets the delay between when the machine stops active paving and the activation of the screed assist standby paving mode. The "STANDBY STOP" timer sets the delay between when the machine starts to move and the deactivation of the screed assist standby paving mode.The "LOWER LOCK" timer sets the delay between when the machine starts to move and the deactivation of the screed assist lower lock mode. The "HALT" timer sets the delay between when the machine starts to move and the deactivation of the screed assist halt mode.The operator can change the screed assist timer with the following steps:
Select machine icon (30) from the "Operator"


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