S 866-383

 (4)  
If you use an ACMP to pressurize the hydraulic system, pressurize the system reservoir (AMM 29-11-00/201).

 S 866-229

 (5)  
Make sure the persons on the ground can speak with those in the control cabin.

 S 496-231

 (6)  
Make sure the downlocks are installed on the nose and main landing gear (AMM 32-00-20/201).

 S 016-232
 WARNING:_______USE THE PROCEDURE AMM 32-00-15 TO INSTALL THE DOOR LOCKS. THE DOORS OPEN AND CLOSE QUICKLY AND CAN CAUSE INJURY TO PERSONS OR DAMAGE TO EQUIPMENT.
 (7)  
Open the doors for the landing gear and install the door locks (AMM 32-00-15/201).

 S 496-233

 (8)  
Put chocks on the wheels.

 S 866-234

 (9)  
Make sure the parking brake is set.

 S 866-235

 (10)
 Put the landing gear lever in the OFF position.

 S 016-236

 (11)
 Remove the right elevator PCA access panel 345DB and the left elevator PCA access panel 335DB (AMM 06-42-00/201).

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 29-11-00
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
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757
MAINTENANCE MANUAL

 S 486-237
 (12) If you use the flowmeter technique, do these steps for the system on which you do the check:
 (a) If you use an ACMP to pressurize the system, do these steps:
 1)  Install the flowmeter in the pressure line between the system ACMP and the ACMP pressure/case drain filter module.
 WARNING: KEEP PERSONS AND EQUIPMENT AWAY FROM ALL CONTROL
_______ SURFACES WHEN YOU SUPPLY THE HYDRAULIC POWER. THE AILERONS, ELEVATORS, RUDDER, FLAPS, SLATS, SPOILERS, AND STABILIZER ARE FULLY POWERED SURFACES. INJURY TO PERSONS OR DAMAGE TO EQUIPMENT CAN OCCUR WHEN YOU SUPPLY THE HYDRAULIC POWER.
 2)  Put the system electric pump switch on the overhead panel, P5, to the ON position.
 (b)  If you use the hydraulic service cart, do these steps:
 1)  For the left hydraulic system, open the access panel, 434AL, for the hydraulic bay in the aft strut (AMM 06-43-00/201).
 2)  For the right hydraulic system, open the access panel, 444AL, for the hydraulic bay in the aft strut (AMM 06-43-00/201).
 3)  For the center hydraulic system, open the access door, 197KL, for the central hydraulic service center (AMM 06-41-00/201).
　
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