(1)  
AMM 05-51-01/201, Hard Landing or High Drag/Side Load Landing

 (2)  
AMM 09-11-00/201, Towing

 (3)  
AMM 12-15-02/301, Nose Gear Shock Strut

 (4)  
AMM 32-00-20/201, Landing Gear Downlocks

 C.  
Access

 (1)  
Location Zones
 711 Nose Landing Gear (NLG)
 713/714 NLG Door Forward
 715/716 NLG Door Aft

 D.  
Leak Check Procedure

 S 492-135
 (1)  
Make sure the downlocks are installed on the nose and main landing gear (AMM 32-00-20/201).

 (2)  
Inspect the shock struts for leakage.

 S 792-137

 (3)  
If you find leakage of the shock strut fluid on the inner cylinder, do the steps that follow to make sure the shock strut is serviceable:

 (a)  
Wipe the surface of the inner cylinder with a clean cloth to remove all of the fluid from the leak.

 S 792-136
 

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A
A
1.
 AIR VALVE CAP

2.
 SWIVEL NUT

A
A
757
MAINTENANCE MANUAL

SHOCK STRUT (REF)
6. UPPER CENTERING CAM
9. LOWER CENTERING CAM
3.
 CAP

4.
 SWIVEL NUT

5.
 OIL CHARGING
VALVE

B
Nose Landing Gear Shock Strut Seals
Figure 201 (Sheet 1)

SEE A
METERING PIN (REF)
7.
 OUTER CYLINDER

8.
 INNER CYLINDER

SEE B
SEE C
A-A

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A

757
MAINTENANCE MANUAL

CYLINDER
11.
 RETAINER
PIN

12.
 ACTIVE
DYNAMIC SEAL

13.
 BACKUP RING
(2 LOCATIONS)

14.
 ACTIVE STATIC SEAL

15.
 BACKUP RING (2 LOCATIONS)

16.
 SPARE DYNAMIC SEALS

17.
 SPARE STATIC SEALS

UPPER STEERING
SUPPORT PLATE

18.
 LOWER STEERING SUPPORT PLATE

19.
 STEERING NUT

20.
 BOLT (2 LOCATIONS)

22. GLAND NUT

C
Nose Landing Gear Shock Strut Seals Figure 201 (Sheet 2)

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A

757
MAINTENANCE MANUAL

7. OUTER CYLINDER
9. LOWER
8. INNER
CENTERING

CYLINDER
CAM

25. PLUG ASSEMBLY (INSTALLED IN THE OIL CHARGING VALVE HOLE)
NOSE LANDING GEAR SHOCK STRUT
9. LOWER
CENTERING
CAM

7. OUTER
CYLINDER

TORQUE 35. SEAL
TUBE PROTECTOR
SCREW24. LOWER (6 LOCATIONS)BEARING
A
34. CLAMP
27. PULLER
ASSEMBLY

ASSEMBLY
A
22. GLAND NUT
33. SEAL PROTECTION (AFTER REMOVAL)
(2 LOCATIONS)
SEE A
26. STRAP
28. PIN (3 LOCATIONS)
8. INNER CYLINDER
(NOSE WHEEL AXLE)

BEARING PULLER
NLG Lower Bearing Puller Equipment
Figure 202 (Sheet 1)

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A

8. INNER
ASSEMBLY
RETAINER
HOLE FOR THE OIL CHARGING VALVE AND THE PLUG ASSEMBLY (REF)
30. CAM
TOOL

CENTERING CAM POSITIONER

7. OUTER CYLINDER
9. LOWER CENTERING CAM
TORQUE TUBE (REF)
19. STEERING NUT
24. LOWER BEARING (AFTER REMOVAL)

SEAL PROTECTOR
A-A

CAM LOCK

NLG Lower Bearing Puller Equipment
Figure 202 (Sheet 2)

7. OUTER CYLINDER
9. LOWER CENTERING CAM
TORQUE TUBE
(REF)

19. STEERING NUT
32. CAM LOCK ASSEMBLY
8. INNER CYLINDER
24. LOWER
BEARING

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A

757
MAINTENANCE MANUAL

7. OUTER CYLINDER
MINIMUM
FORCE ONLY

MINIMUM FORCE ONLY
29. RAM ASSEMBLY SEE
B 16. DYNAMIC SEAL
24. LOWER BEARING
7. OUTER CYLINDER
19. STEERING NUT
29. RAM ASSEMBLY
SEE
B SLIDE HAMMER (REF)
LOWER BEARING INSTALLATION

RAM
BNLG Lower Bearing Puller Equipment Figure 202 (Sheet 3)

 32-21-25
　
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本文鏈接地址：757 AMM 飛機(jī)維護(hù)手冊 起落架 CHAPTER 32 - LANDING GEAR 2(14)