(2)  
The clearance correction for the pivot pin for the body gear truck

 (3)  
The clearance correction for the pin of the torsion link for the wing gear

 (4)  
The clearance correction for the pin of the torsion link for the body gear

 (5)  
The clearance correction for the steering link for the body gear.

 B.  
These tasks permit you to correct the axial clearance that is too large. You will correct the axial clearance with shims at specified landing gear component locations.

 C.  
This procedure is for temporary repairs only. The recommended overhaul is to put the part back to the initial limits with new bushings.

 TASK 32-00-01-308-001
 2.  Clearance Correction for the Truck Pivot Pin of the Wing Landing Gear
_____________________________________________________________________
 A.  References
 (1)  
32-11-11/401, Wing Gear Wheel Truck

 (2)  
32-11-11/601, Wing Gear Wheel Truck

 (3)  
IPC 32-11-11 Fig. 2

 B.  
Access

 (1)  
Location Zone
 735 Wing Landing Gear, LH
 745 Wing Landing Gear, RH

 C.  
Procedure

 S 028-021
 (1)  
Remove the truck pivot pin (Ref 32-11-11/401).

 S 228-002

 (2)  
Do a check of the parts (Ref 32-11-11/601).

 S 328-003

 (3)  
Make shims if it is necessary (Fig. 801).

 S 428-004

 (4)  
Install the truck pivot pin with shims between the bushing flanges (Fig. 801) (Ref 32-11-11/401).

 TASK 32-00-01-308-005
 3.  Clearance Correction for the Truck Pivot Pin for the Body Landing Gear
______________________________________________________________________
 A.  References
 (1)  
32-13-11/401, Body Gear Wheel Truck

 (2)  
32-13-11/601, Body Gear Wheel Truck

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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A

747-400
MAINTENANCE MANUAL

SEE  C 
SEE  A 
SEE  B 
BODY GEAR  SEE  B  WING GEAR 
YOKE SHOCK STRUT 
A  A  CYLINDER STEERING 
LINK TORSION 
BEAM TRUCK Figure 801 (Sheet 1) Special Repairs - Shim Gaps A BODY GEAR  FWD 

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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A 
747-400 
MAINTENANCE MANUAL 
A 
A 
A 
A 
WING AND BODY GEAR 
B 
6. HYDRAULIC 
LINES 
TRUCK 
POSITIONING  1. ELECTRICAL 
ACTUATOR  CONDUIT 
2. SHOCK STRUT 
A 
5. BELLCRANK  A 
3.  UPPER TORSION LINK 
4. LOWER 
TORSION 
LINK 
TRUCK 
POSITIONING 
LINK 
WHEEL TRUCK 
TRUCK PIVOT PIN 
WING GEAR 
C 
Special Repairs - Shim Gaps 
Figure 801 (Sheet 2) 

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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400
MAINTENANCE MANUAL

F = MAX BUSHING
P = MAX PIN DIAMETER O
O

WT
Special Repairs - Shim Gaps
Figure 801 (Sheet 3)

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