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时间:2011-10-30 09:32来源:蓝天飞行翻译 作者:航空
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AMM 32-21-15/401, Nose Gear Lock Spring

 C.  
Access

 (1)  
Location Zones
 119/120 Main Equipment Center
 711 Nose Landing Gear (NLG)
 713/714 Forward NLG Door
 715/716 Aft NLG Door
 730/740 Main Landing Gear and Doors


 (2)  
Access Panel
 119BL


 D.  
Prepare for the Removal of the Upper Drag Strut


 S 494-002
 (1)  Make sure the downlocks are installed on the nose and main landing gear (AMM 32-00-20/201).
 

 32-21-04
 ALL  ú ú 01 Page 401 ú Mar 20/97
 
A
757
MAINTENANCE MANUAL

B 2. APEX
PIN

B
1. UPPER DRAG
UPPER STRUT
DRAG  10. LOWER 4. WASHERS
A
3. LOCK
STRUT  DRAG (QTY 2) LINK
A  STRUT
SEE  A 2
CRANK FOR THE
C C
GEAR-OPERATED SEQUENCE VALVE 5. LOCKBOLT 9. TANG WASHER 6. WASHER
8. NUT
7. NUT (2 LOCATIONS)
A-A
11.
 PIN LOCKBOLT


SUPPORT
12.
 WASHERS

FITTINGS
13.
 NUT

10. LOWER
14.
 TRUNNION


15.
 TANG WASHER

DRAG
D STRUT

PIN
16.
 NUT

17.
 NUT LOCKBOLT

18.
 WASHER

19.
 NUT


27. WASHER POTTING
(QTY 2) COMPOUND
D
20. NOSE GEAR
26. TANG 1 SHOCKWASHER STRUT
1. UPPER
25. NUT  21. LOWER DRAG
DRAG STRUT PIN22. BOLTSTRUT
23.
 WASHER

24.
 NUT (2 LOCATIONS)


C-C
1  GET A MINIMUM GAP OF 0.005 INCHES
B-B
2  INSTALL WASHERS BETWEEN THE UPPER AND LOWER DRAG STRUTS, ON THE SIDE CLOSEST TO THE GEAR-OPERATED SEQUENCE VALVE CRANK
Installation of the Drag Strut Assembly for the Nose Landing Gear
Figure 401 (Sheet 1)

 

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757
MAINTENANCE MANUAL

HYDRAULIC LINE
28.
 TRUNNION


29.
 LINK 3

D
30. SEQUENCE VALVE-BYPASS VALVE
FOR THE NOSE LANDING GEAR 3
D
31. LOWEST HYDRAULIC LINE REMOVED
1. UPPER DRAG STRUT
FWD
A
14. TRUNNION PIN
32. POSITION TARGET FOR THE NOSE LANDING GEAR
12. WASHER
12. WASHER
12.
 WASHER 3

13.
 NUT


11. LOCKBOLT FOR
THE TRUNNION PIN

29. LINK 3
33. BRACKET 3
36. BRACKET BOLT
34.
 WASHER

35.
 NUT


1. UPPER DRAG STRUT
D-D
3 INSTALLED ON THE LEFT SIDE ONLY
Installation of the Drag Strut Assembly for the Nose Landing Gear
Figure 401 (Sheet 2)

 

 32-21-04
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A
757 MAINTENANCE MANUAL
 S 494-061
 WARNING:_______OBEY THE INSTALLATION PROCEDURE FOR THE DOOR LOCKS. THE DOORS OPEN AND CLOSE QUICKLY. THE MOVEMENT OF THE DOORS CAN CAUSE INJURIES TO PERSONS AND DAMAGE TO EQUIPMENT.
 (2)  
Open the door for the nose landing gear and install the door locks (AMM 32-00-15/201).

 S 584-004

 (3)  
Lift the nose of the airplane until the wheels are above the ground (AMM 07-11-02/201).

 S 864-005

 (4)  
Remove the pressure from the left hydraulic system
 (AMM 29-11-00/201).


 S 014-056

 (5)  
Remove the lock springs for the nose landing gear
 
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本文链接地址:757 AMM 飞机维护手册 起落架 CHAPTER 32 - LANDING GEAR 1(182)