757 AMM 飞机维护手册 液压 CHAPTER 29 - HYDRAULIC POWER 1(224)

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 1.  General_______
 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 center system. The other task installs the filter module and components.
 TASK 29-11-19-004-001
 2.  Remove the Filter Module and Components for the Pressure and the Case Drain___________________________________________________________________________ of the Alternating Current Motor Pump in the Center System__________________________________________________________
 A.  General
 (1)  
This task contains the procedures to remove the components which follow:

 (a)  
Filter module for the pressure and the 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)  
Pressure switches

 (e)  
Check valves.

 

 (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 06-41-00/201, Fuselage Access Doors and Panels

 (2)  
AMM 29-11-00/201, Main (Left, Right, and Center) Hydraulic Systems

 C.  Access
 (1)  
Location Zone
 197 Wing to Body - Lower Half (Left)

 (2)  
Access Panels
 197KL Central Hydraulic Service Center

 

 D.  Prepare for the Removal
 S 864-002
 (1)  
Open the access door, 197KL, for the central hydraulic service center (AMM 06-41-00/201).

 S 864-003

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

 S 864-004

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

 (a)  
11K15, HYDRAULICS ELEC PUMP C1

 (b)  
11K24, HYDRAULICS ELEC PUMP C2

 

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 29-11-19
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A

757 MAINTENANCE MANUAL
 E. Remove the Filter Module (Fig. 401)
 S 034-005
 (1)  Disconnect the electrical connectors from the pressure switches on the filter module.
　
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