757 AMM 飞机维护手册 液压 CHAPTER 29 - HYDRAULIC POWER 1(217)

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 A.  This procedure has two tasks. One task removes the filter module and components for the pressure and case drain of the alternating current motor pump (ACMP) in the left and right systems. The other task installs the filter module and components.
 TASK 29-11-18-004-001
 2.  Remove the Filter Module and Components for the Pressure and Case Drain of__________________________________________________________________________ the Alternating Current Motor Pump (ACMP) in the Left and Right Systems_______________________________________________________________________
 A.  General
 (1)  
This task contains the procedures to remove the components which follow:

 (a)  
Filter module for the pressure and case drain of the alternating current motor pump (ACMP), referred to in this procedure as the filter module

 (b)  
Filter elements

 (c)  
Differential pressure indicators

 (d)  
Check valves

 (e)  
Pressure switch.

 

 (2)  
To start one of these procedures, do the "Prepare for Removal" group of steps. Then, do the applicable group of steps that is necessary to remove the component.

 B.  References
 (1)  
AMM 29-11-00/201, Main (Left, Right, and Center) Hydraulic Systems

 (2)  
AMM 32-00-15/201, Main Gear Door Locks

 (3)  
AMM 32-00-20/201, Landing Gear Downlocks

 C.  Access
 (1)  Location Zones
 143/144 MLG Wheel Well

 D.  Prepare for Removal
 S 494-002
 (1)  Make sure the downlocks are installed on the nose and main landing gear (AMM 32-00-20/201).
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 29-11-18
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
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757 MAINTENANCE MANUAL
 S 494-003
 WARNING: DO THE PROCEDURE IN AMM 32-00-15/201 TO INSTALL THE DOOR LOCKS.
_______ THE DOORS OPEN AND CLOSE QUICKLY AND CAN CAUSE INJURY TO PERSONS OR DAMAGE TO EQUIPMENT.
 (2)  
Open the doors for the landing gear and install the door locks (AMM 32-00-15/201).

 S 864-004

 (3)  
Open these circuit breakers on the overhead panel, P11, and attach DO-NOT-CLOSE tags:

 (a)  
11K16, HYDRAULICS ELEC PUMP RIGHT

 (b)  
11K25, HYDRAULICS ELEC PUMP LEFT

 

 S 864-005
　
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