HOSE AS 8W9962 - Caterpillar

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Move engine start switch (8) to the OFF position.
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Unlock latch (9) and open engine compartment door (10) on the right side of the machine.
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Disconnect brake supply hose assembly (11) from all four motors. Use Tool (D) to cap the port. Use Tool (E) to plug the hose.
Assemble the tooling. Connect Tool (B) to Tool (C). Assemble two sets of tooling.
Connect both sets of Tool (B) to Tool (A).
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Connect one Tool (C) to port "Ma" (12) of the propel pump.
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Connect other Tool (C) to port "Mb" (13) on the propel pump.
Move engine start switch (8) to the START position. Release the switch when the engine starts.
Place the engine in high idle.
Operate the hydraulic system until the oil temperature reaches the test temperature of 45 °C (113 °F).
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Use speed control switches (14) to set the propel speed to 50 percent.Note: Two things indicate when the propel speed is set to 50 percent. First, "Speed Control % 50" will appear on the display. Second, four LEDs next to speed control buttons (14) will be illuminated.
Move parking brake switch (2) to the OFF position.
Modulate propel lever (1) reverse until the peak pressure is registered (approximately one half of the total travel). Record the pressure at port "Ma" (12) The