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757 AMM 飞机维护手册 自动飞行 AUTOFLIGHT 2

时间:2011-04-20 07:59来源:蓝天飞行翻译 作者:航空 点击:
  


 S 034-068
 WARNING: HOLD THE SERVO WHEN THE BOLTS AND THE WASHERS THAT ATTACH THE
_______ SERVO TO THE AIRPLANE ARE REMOVED. THE SERVO ASSEMBLY WEIGHS 17 POUNDS. IF THE SERVO ASSEMBLY FALLS ON A PERSON INJURY CAN OCCUR.
 (8)
Remove the bolts (7) and the washers (6) from the servo unit.

 S 034-013

 (9)  
Remove the servo from the airplane structure.

 S 434-014

 (10)
 Put caps on the hydraulic lines.


 TASK 22-13-03-404-015
 3.  Install the Autopilot Lateral Control Servo (Fig 401)___________________________________________
 A. Equipment
 (1)  
Rig Pins from Set B20003-XX (Ref 20-10-24)

 (a)  
A1-P/N B20003-27

 (b)  
A2-P/N B20003-27

 

 (2)  
Voltmeter, Phase Synchronous Model 101A kit -101AC5
 Electronic Aviation Systems
 300 Airport Way
 Renton, WA 98005
 (Required when not using MCDP for rigging)


 (a)  
Voltmeter, Phase Synchronous

 (b)  
Adapter Cable Assemblies 1014002-1, -5

 


 B. Consumable Materials
 (1)  D00148 Hydraulic Fluid - fire resistant, BMS 3-11
 C. Parts
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 22-13-03
 ALL  ú ú 02 Page 404 ú Jan 28/02
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A

757 MAINTENANCE MANUAL
 ~.............................................................................. | AMM | | AIPC | ................. ............................ | FIG | ITEM | NOMENCLATURE | SUBJECT | FIG | ITEM | ................................................................................ | 401 | 1 | Lateral Servo Assembly | 27-11-14 | 02 | 110 | | | 2 | Bolt | | | 10 | | | 3 | Washer | | | 20 | | | 4 | Nut | | | 25 | | | 5 | Control Rod Assembly | | | 60 | | | 6 | Washer | | | 100 | | | 7 | Bolt | | | 95 | | | 8 | Filter | 22-11-51 | 01 | 265 | | | 9 | Packing | | | 260 | | | 10 | Reducer | | | 255 | | | 11 | Packing | | | 275 | | | 12 | Union | | | 270 | | | 13 | Jamnut | 27-11-14 | 02 | 65 | 2.......….......…...................................…...........….......…......1
 D. References
 (1)
20-10-24/201, Rig Pins

 (2)
20-30-04/201, Lubricants

 (3)
22-00-02/201, Autoflight BITE

 (4)
24-22-00/201, Electrical Power - Control

 (5)
29-11-00/201, Pressurize/Depressurize Main Hydraulic System


 E. Access
 (1)  
Location Zones
 732/742 Main Landing Gear Body Door


 (2)  
Access Panels
 732/742 Main Landing Gear Body Door

 

 F. Install the servo.
 S 434-016
 (1) Install rig pins A1 and A2 if they are not installed.
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 22-13-03
 ALL  ú ú 04 Page 405 ú May 28/01
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A

757
MAINTENANCE MANUAL

 (2)  S 034-017Remove the caps from the hydraulic lines.
 (3)  S 434-018Put the servo in position and install the bolts (7) and the washers (6) by hand.
 (4)  S 434-019Connect the hydraulic lines and tighten the fittings by hand.
 (5)  S 434-020Tighten the servo bolts (7).
 (6)  S 434-021Tighten the hydraulic line fittings.
 (7)  S 434-022Install the jamnut (13) onto the rod end on the servo output crank.
 (8)  S 434-023Adjust the rod end on the autopilot crank end of the control rod to 1.34 to 1.36 inches. Refer to Fig. 401, item C. (a) Tighten the jamnut.
 (9)  S 434-024Put the control rod assembly (5) onto the servo output crank rod end.
 S 824-025

 (10) Adjust the output crank end of the control rod nominal length to
 1.34 to 1.36 inches.
 NOTE: The nominal length is used to reduce the amount of adjustment

____ required to adjust the servo to null.
 (a) Tighten the jamnut (13).
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