757 AMM 飞机维护手册 起落架 CHAPTER 32 - LANDING GEAR 1(155)

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 1.  General
_______
 A.  This procedure contains two tasks. The first task removes the door tang from the main landing gear door. The second task installs the door tang on the main landing gear door.
 TASK 32-12-02-004-001
 2.  Remove the Door Tang from the Main Landing Gear Door (Fig. 401)
____________________________________________________
 A. Equipment ú (1) Lift Fixture, Engine Accessory - A71015-87
 B.  References
 (1)  
AMM 29-11-00/201, Pressurize/Depressurize Main Hydraulic System

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

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

 C.  
Access

 (1)  
Location Zones
 731/741 Main Landing Gear (MLG)
 732/742 MLG Body Doors
 733/743 MLG Oleo Doors

 D.  
Prepare for the Removal of the Door Tang

 S 494-002
 (1)  Make sure the downlocks are installed on the nose and main landing gear (AMM 32-00-20/201).
 S 494-003
 WARNING: USE 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)  
Remove the pressure from the left hydraulic system (AMM 29-11-00/201).

 E.  
Remove the Door Tang

 S 014-005
 (1)  
Remove the nut (2), washers (4, 5), bushing (3) and bolt (1) to disconnect the forward and aft struts from the door tang (6).

 (a)  
Support the door tang (6) with the lift fixture.

 S 014-006
 (2)  Remove the nut (7), washers (9, 11, 12), bushing (10) and bolt (8) to disconnect the door tang (6) from the forward and aft drop link.
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 AIRPLANES WITH TWO PIECE TANG ATTACHMENT ú

 32-12-02

 DROP LINK  ú
 ú  01A.1  Page 401
 ú  Sep 28/02 

 
A

757
MAINTENANCE MANUAL

SEE A
MAIN LANDING GEAR DOOR
SEE B
FWDDOOR TANG
A
Installation of the Door Tang on the Main Landing Gear Door

Figure 401 (Sheet 1)

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 32-12-02
 DROP LINK  ú
 ú 01A ú   Page 402May 28/99 

E86013
A

757
MAINTENANCE MANUAL

MAIN LANDING GEAR DOOR
SEE C
SHIM
SEE C
SHIM
6. MAIN LANDING
GEAR DOOR TANG A
SHIM FWD
INBD
TANG COMPRESSION STRUT
A
LOWER SHIM CLEVIS
B
MAIN LANDING GEAR DOOR
12. WASHERS
2. NUT
10. BUSHING 11. WASHER
5. WASHER
3. BUSHING
STRUT 8. BOLT 4. WASHER 7. NUT
1. BOLT FWD INBD 9. WASHER
FORWARD AND AFT STRUT-TO-MAIN A-A LANDING GEAR DOOR ATTACHMENT
C
Installation of the Door Tang on the Main Landing Gear Door
Figure 401 (Sheet 2)

E86271
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. AIRPLANES WITH TWO PIECE TANG ATTACHMENT ú
　
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