32-13-09
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400 MAINTENANCE MANUAL
 S 842-038
 (6)  Do this task: "The Removal of the Door Locks from the Body Landing Gear" (AMM 32-00-30/201).
 TASK 32-13-09-202-029
 4.  Examine the Jury Strut Spindle on the Body Landing Gear for Worn Areas______________________________________________________________________
 A. References
 (1)  
AIPC 32-13-09 Fig. 2

 B.
Procedure (Fig. 201)

 S 022-030
 (1)  
Remove the jury strut spindle (Ref Remove Jury Strut Spindle).

 S 222-031

 (2)  
Do a check of the jury strut spindle for worn parts.

 (a)  
Measure the parts if it is necessary and compare the measured dimensions to the limits dimensions.

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

 (3)  
Install the jury strut spindle (Ref Install Jury Strut Spindle).

 S 422-032
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
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747-400 MAINTENANCE MANUAL
 BODY GEAR JURY STRUT - MAINTENANCE PRACTICES
____________________________________________
 1.  General
_______
 A.  Make sure you align the jury strut assembly correctly. Adjust it if it is necessary after the replacement of the body landing gear. And adjust it after the installation of the upper or the lower jury strut.
 B.  When you align the jury strut correctly, the jury strut apex is in the off-center position (Fig. 202 section A-A).
 C.  This procedure has 4 tasks:
 (1)
The removal of the lower jury strut for the body landing gear.

 (2)
The installation of the lower jury strut

 (3)
The adjustment of the lower jury strut

 (4)
The examination of the lower jury strut for the worn parts.

 TASK 32-13-10-002-001
 2.  Body Gear Lower Jury Strut Removal (Fig. 201)
_________________________________
 A.  References
 (1)
AMM 07-11-01/201, Jacking Airplane

 (2)
AMM 09-11-00/201, Towing

 (3)
AMM 29-11-00/201, Hydraulic Supply System

 (4)
AMM 32-00-30/201, Landing Gear Door Locks

 (5)
AMM 32-33-15/401, Body Gear Downlock Actuator

 (6)
AMM 32-33-16/401, Body Gear Downlock Bungee

 (7)
AIPC 32-13-08 Fig. 1

 (8)
AIPC 32-13-10 Fig. 1

 B.  
Access

 (1)  
Location Zone
 755 Body Landing Gear, LH
 765 Body Landing Gear, RH

 C.  
Prepare for the Removal

 S 862-041
 WARNING: YOU MUST CAREFULLY INSTALL THE GROUND LOCKS IN ALL LANDING
_______ GEAR. AN ACCIDENTAL RETRACTION OF THE LANDING GEAR CAN CAUSE INJURY TO PERSONS AND DAMAGE TO EQUIPMENT.
 (1) Install the ground locks in all landing gear (AMM 09-11-00/201).
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

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

3.  LUBRICATION  4.  LOCK RING 
INSERT 
SEE  A  2.  0-RING  5.  DRAG STRUT 
APEX BOLT 

1.  JURY STRUT APEX BOLT
6.  
LUBRICATION INSERT

7.  
0-RING

13.  UPPER
9.  DOWNLOCK
JURY ACTUATOR
STRUT
8.  LOWER JURY STRUT
20.  WASHER
19.NUT
18. COTTER PIN
12. DOWNLOCK BUNGEE
10.  
UPPER DRAG STRUT

11.  
LOWER

21.  WASHER
DRAG STRUT
14.  
BOLT

15.  
NUT

16.  
　
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