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1  BUSHING  ID  0.5000  0.5010  0.5045  0.005  X 
BOLT  OD  0.4990  0.4995  0.4950  X 
2  BUSHING  ID  0.6860  0.6875  0.6905  0.005  1 
BUSHING  OD  0.6845  0.6855  0.6810  X 
3  BEARING  ID  0.4995  0.5000  0.5045  0.005  X 
BOLT  OD  0.4990  0.4995  0.4945  X 
4  BUSHING  ID  0.5000  0.5010  0.5045  0.005  1 
BOLT  OD  0.4990  0.4995  0.4950  X 
5  BUSHING  ID  0.5000  0.5010  0.5045  0.005  1 
BOLT  OD  0.4990  0.4995  0.4950  X 
6  BUSHING  ID  0.6860  0.6875  0.6905  0.005  1 
BUSHING  OD  0.6845  0.6855  0.6810  X 
7  BEARING  ID  0.4995  0.5015  0.5045  0.005  X 
BOLT  OD  0.4990  0.4995  0.4925  X 
8  BUSHING  ID  0.5000  0.5010  0.5045  0.005  1 
BOLT  OD  0.4990  0.4995  0.4920  X 
9  BUSHING  ID  0.4375  0.4385  0.4420  0.005  1 
BOLT  OD  0.4365  0.4370  0.4325  X 

Inboard Flap Fairing Fixed Drive Link Wear Limits
Figure 602 (Sheet 2)

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A
747-400
MAINTENANCE MANUAL

INDEX NO.  PART NAME  DIM.  DESIGN LIMITS  WEAR LIMITS  REPLACE PART WORN  REPAIR WORN PART  REPAIR INSTR. 
DIAMETER  PERM-WEAR DIM. ITTED  DIAM CLEAR-ANCE MAX 
MIN  MAX 
10  BUSHING  ID  0.6235  0.6250  0.6280  0.005  1 
BUSHING  OD  0.6220  0.6230  0.6185  X 
11  BEARING  ID  0.4370  0.4375  0.4420  0.005  X 
BOLT  OD  0.4365  0.4370  0.4320  X 
12  BUSHING  ID  0.4375  0.4385  0.4420  0.005  1 
BOLT  OD  0.4365  0.4370  0.4325  X 
13  BUSHING  ID  1.3754  1.3762  1.3800  0.006  X 
PIVOT PIN  OD  1.3730  1.3740  1.3694  X 
14  BUSHING  ID  1.3745  1.3755  1.3800  0.006  X 
PIVOT PIN  OD  1.3730  1.3740  1.3694  X 

A REPLACEMENT BUSHING CAN HAVE AN OVERSIZE OD TO 0.03 INCH. REAM THE ID TO THE DESIGN LIMITS. THE REPLACEMENT BUSHING MUST HAVE THE SAME INTERFERENCE FIT AS THE ORIGINAL BUSHING.
Inboard Flap Fairing Fixed Drive Link Wear Limits
Figure 602 (Sheet 3)

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747-400 MAINTENANCE MANUAL
 OUTBOARD FLAP TRACK - REMOVAL/INSTALLATION
__________________________________________
 1.  General_______
 A.  There are two tasks in this procedure. There is one task for the removal and one task for the installation of the outboard flap track.
 (1)  
The removal procedure has these parts:

 (a)  
The removal of the outboard flap and carriage forward bogie

 (b)  
The removal of the foreflap sequence carriage

 (c)  
The removal of the flap transmission and ball screw

 (d)  
The removal of the flap track.

 (2)  
The installation procedure has these parts:

 (a)  
A check of the parts which attach the flap track for worn areas

 (b)  
The installation of the flap track

 (c)  
The lubrication of the flap track fittings

 (d)  
The installation of the flap transmission and ball screw
　
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