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A
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SEE  B 
A  A 
SEE  A  FWD 
FLAPPER DOOR  SEQUENCE VALVE 
RIGGING PIN NG-1 
C  C  B  B  FWD MECHANISM COVER 
ROD OPERATOR  D  D 
A  B 
Forward Nose Wheel Well Doors Wear Limits Figure 204 (Sheet 1) 

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D-D
Forward Nose Wheel Well Doors Wear Limits Figure 204 (Sheet 2)
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NO. INDEX  PART NAME  DIM.  DESIGN LIMITS  WEAR LIMITS  WORN PART REPLACE  PART WORN REPAIR  INSTR REPAIR 
DIAMETER  PER-MITTED WEAR DIM. 6  ANCE CLEAR-MAX DIA 
MIN  MAX 
1  BUSHING  ID  0.3755  0.3770  0.3780  0.0055  X  1 
BOLT  OD  0.3735  0.3745  0.3725  X 
2  BEARING  ID  0.3745  0.3750  0.3770  0.0055  2 
BOLT  OD  0.3735  0.3745  0.3715  X 
3  BUSHING  ID  0.3755  0.3770  0.3780  0.0055  X  1 
BOLT  OD  0.3735  0.3745  0.3725  X 
4  BEARING  ID  0.3745  0.3750  0.3770  0.0055  2 
BOLT  OD  0.3735  0.3745  0.3715  X 
5  BUSHING  ID  0.2500  0.2515  0.2530  0.0055  X  3 
BOLT  OD  0.2485  0.2495  0.2475  X 
6  BUSHING  ID  0.5015  0.5030  0.5035  0.0055  X  1 
BOLT  OD  0.4985  0.4995  0.4980  X 
7  BUSHING  ID  0.7500  0.7515  0.7530  0.0060  X  4 
BUSHING  OD  0.7480  0.7490  0.7470  X 
8  BUSHING  ID  0.5000  0.5015  0.5030  0.0055  X  5 
BOLT  OD  0.4985  0.4995  0.4925  X 

REFER TO 20-11-01 WHEN YOU INSTALL THE BUSHING.
REPLACE THE DOOR ASSEMBLY. THIS PART CAN BE REPAIRED. REFER TO THE OVERHAUL MANUAL FOR THE

REPAIR INFORMATION. 
REFER TO 20-11-01 WHEN YOU INSTALL THE BUSHING.  INSTALL THE BUSHING WITH AN INTERFERENCE FIT 
OF 0.0002 TO 0.0013 INCH. 
REFER TO 20-11-01 WHEN YOU INSTALL THE BUSHING.  INSTALL THE BUSHING WITH AN INTERFERENCE FIT 
OF 0.004 TO 0.0023 INCH. IF IT IS NECESSARY, THE MAXIMUM SIZE OF THE HOLE CAN BE 0.960 INCH.

REFER TO 20-11-01 WHEN YOU INSTALL THE BUSHING. INSTALL THE BUSHING WITH AN INTERFERENCE FIT OF 0.0003 TO 0.0018. IF IT IS NECESSARY, THE MAXIMUM SIZE OF THE HOLE CAN BE 0.767 INCH.
THE MEASURED DIMENSION CAN BE MORE THAN THE WEAR LIMIT IF THE MEASURED CLEARANCE IS NOT MORE THAN THE MAXIMUM CLEARANCE.
Forward Nose Wheel Well Doors Wear Limits
Figure 204 (Sheet 3)

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