(8)  
AMM 27-31-00/501, Elevator Control System

 (9)  
AMM 27-41-00/501, Horizontal Stablizer Trim Control System

 (10)
 AMM 27-61-00/201, Spoiler/Speedbrake Control System

 (11)
 AMM 52-34-00/201, No. 1 and 2 Cargo Doors

 (12)
 AMM 78-31-00/201, Thrust Reverser System

 E.
Access

 (1)  
Location Zones
 143/144 MLG Wheel Well
 197 Wing to Body - Aft Lower Half (Left)
 211/212 Control Cabin
 434/444 Nacelle Strut - Aft Fairings

 (2)  
Access Panels
 197KL Central Hydraulic Service Center
 435AL/445AL Hydraulic Bay

 F.
Replace the fluid in the left hydraulic system as follows:

 S 862-288
 WARNING: PRESSURIZATION OF A MAIN HYDRAULIC SYSTEM WILL SUPPLY POWER TO
_______ COMPONENTS OF THE AILERON, ELEVATOR, RUDDER, SPOILER, WING FLAPS, LANDING GEAR SYSTEMS AND WHEEL WELL DOORS. WHEN YOU SUPPLY THE HYDRAULIC POWER, THE AILERONS AND ELEVATORS WILL TRY TO MOVE TO THE NEUTRAL POSITION. ALSO, ALL SYSTEMS WILL TRY TO MOVE TO THE POSITION OF THE CONTROLS. MAKE SURE YOU ISOLATE THE SYSTEMS AND CONTROLS WHICH MUST NOT OPERATE TO PREVENT MOVEMENT OF COMPONENTS WHICH CAN CAUSE INJURY TO PERSONS OR DAMAGE TO EQUIPMENT.
 (1)  
Remove the pressure from the left, right, and center hydraulic systems (AMM 29-11-00/201).

 S 862-125

 (2)  
Remove the pressure from the left hydraulic system reservoir (AMM 29-11-00/201).

 S 682-126

 (3)  
Drain the Left reservoir into a waste container (AMM 29-11-22/401). Keep the drain open.

 (4)  
Provide electrical power to the airplane (AMM 24-22-00/201).

 S 862-128

 (5)  
Make sure the FLT CONTROL SHUTOFF switches on the Accessory Panel (P61) are in the OFF position.

 S 862-127
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 29-11-00
 ALL  ú ú 02 Page 222 ú Jan 28/01
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A

757
MAINTENANCE MANUAL

 (6)  S 492-129Connect the hydraulic ground cart outlet to the left (EDP) Engine Driven Pump case drain line.
 (7)  S 862-130Apply 400 psi to the Left EDP case drain line until approximately two gallons of fluid have been flushed into the waste container.
 (8)  S 492-131Connect the case drain line back to the left EDP.
 (9)  S 492-132Connect the hydraulic ground cart outlet to the left EDP pressure line.
　
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