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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
757
MAINTENANCE MANUAL
(2)
Access Panels
119BL Main Equipment Center
197KL Central Hydraulic Service Center
335DB Left Elevator PCAs
345DB Right Elevator PCAs
434AL/444AL Hydraulic Bay
561AB Aileron Quadrant
E.
Prepare for the Internal Leakage Check
S 866-303
(1)
Supply ground electrical power (Ref 24-22-00).
S 866-304
(2)
Make sure the persons on the ground can speak with those in the control cabin.
S 016-307
(3)
Open the access panels, 434AL and 444AL, for the hydraulic bay in the aft strut (AMM 06-43-00/201).
S 016-308
(4)
Open the access door, 197KL, for the central hydraulic service center (AMM 06-41-00/201).
S 016-399
(5)
Remove the access panel, 345DB, for the right elevator PCA and the access panel, 335DB, for the left elevator PCA (AMM 06-42-00/201).
S 016-309
(6)
Remove the access panel, 561AB, for the aileron quadrant
(AMM 06-44-00/201).
S 496-310
(7)
Make sure the downlocks are installed on the nose and main landing gear (AMM 32-00-20/201).
S 016-311
WARNING:_______USE THE PROCEDURE AMM 32-00-15 TO REMOVE THE DOOR LOCKS. THE DOORS OPEN AND CLOSE QUICKLY AND CAN CAUSE INJURY TO PERSONS OR DAMAGE TO EQUIPMENT.
(8)
Open the doors for the landing gear and install the door locks (AMM 32-00-15/201).
(9)
Put chocks on the wheels.
(10)
Make sure the parking brake is set.
S 496-312
S 866-313
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
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