747-400 AMM 飞机维护手册 起落架 LANDING GEAR 2(97)

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 B.  To do this procedure, you must remove the outboard door on the wheel well on the wing landing gear.
 TASK 32-12-01-206-001
 2.  The Outboard Door Inspection on the Wheel Well of the Wing Landing Gear_______________________________________________________________________ (Fig. 601)
 A.  References
 (1)  
32-12-01/401, Wing Gear Wheel Well Outboard Door

 (2)  
IPC 32-12-01 Fig. 2, IPC 32-12-08 Fig. 1

 B.  
Access

 (1)  
Location Zone
 732 Wing Landing Gear Door, LH
 742 Wing Landing Gear Door, RH

 C.  
Procedure

 S 026-002
 (1)  
Do this task: "The Outboard Door Removal on the Wheel Well of the Wing Landing Gear" (Ref 32-12-01/401).

 S 226-003

 (2)  
Examine the outboard door hinge and linkage rod bolts and bushings for corrosion and damage.

 (a)  
Measure the parts at the locations shown in figure 601.

 (b)  
Compare the measured dimensions to the wear limits on figure

 601.

 (c)  
If a part is not in tolerance, replace the part if you cannot repair it.

 S 426-004
 (3)  Do this task: "The Outboard door Installation on the Wheel Well of the Wing Landing Gear" (Ref 32-12-01/401).
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MAINTENANCE MANUAL

Wing Gear Wheel Well Outboard Door Wear Limits
Figure 601 (Sheet 1)

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MAINTENANCE MANUAL

6. BUSHING/BOLT  RADIUS ROD

Wing Gear Wheel Well Outboard Door Wear Limits
Figure 601 (Sheet 2)

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MAINTENANCE MANUAL

NO. INDEX  PART NAME  DIM.  DESIGN LIMITS  WEAR LIMITS  WORN PART REPLACE  PART WORN REPAIR  INSTR. REPAIR 
DIAMETER  MITTED PER-DIM. WEAR *[7]  ANCE MAX CLEAR-DIAM 
MIN  MAX 
1  BUSHING  ID  0.3140  0.3180  0.3320  0.020  *[1] 
BOLT  OD  0.3115  0.3120  0.2940  X 
2  BUSHING  ID  0.3140  0.3180  0.3320  0.020  *[1] 
BOLT  OD  0.3115  0.3120  0.2940  X 
3  BUSHING  ID  0.3140  0.3180  0.3320  0.020  *[1] 
BOLT  OD  0.3115  0.3120  0.2940  X 
4  BUSHING  ID  0.3140  0.3180  0.3320  0.020  *[1] 
BOLT  OD  0.3115  0.3120  0.2940  X 
5  BUSHING  ID  0.4375  0.4390  0.4570  0.020  *[2] 
BOLT  OD  0.4360  0.4370  0.4175  X 
6  BUSHING  ID  0.6875  0.6890  0.6965  0.010  *[3] 
BUSHING  OD  0.6855  0.6865  0.6775  X 
7  BUSHING  ID  0.3125  0.3140  0.3320  0.020  *[4] 
BOLT  OD  0.3110  0.3120  0.2925  X 
8  BUSHING  ID  0.5625  0.5640  0.5710  0.010  *[5] 
BUSHING  OD  0.5600  0.5610  0.5525  X 
9  BEARING  ID  0.3120  0.3125  0.3320  *[6] 0.020 OR  X 
BOLT  OD  0.3110  0.3120  0.2920 
　
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