S 494-030

 (3)  
Do this task: "Installation of the Door Locks on the Body Landing Gear" (AMM 32-00-30/201).

 S 864-004

 (4)  
Lift the airplane with the jacks until the wheels are immediately above the ground (AMM 07-11-01/201).

 F.
Procedure

 S 014-005
 (1) Remove the cover from the junction box on the upper jury strut.
 NOTE: There are two turnlock fasteners which hold the cover on the
____
 box.

 S 034-006
 (2)  
Disconnect the junction box from the upper jury strut.

 S 034-031

 (3)  
Disconnect the primary downlock sensor from the jury strut:

 (a)  
Remove the two screws.

 S 034-032
 (4)
Disconnect the alternate downlock sensor from the jury strut:

 (a)  
Remove the two screws.

 S 034-007
 (5)  
Remove the cotter pin, the nut, the washer, and the conduit support bracket from the spindle bolt.

 (6)  
Install the thread protector on the spindle bolt.

 (7)  
Remove the spindle bolt from the airplane.

 S 494-010

 (8)  
Use a rope to hold the junction box, the conduits, and the sensors away from the work area.

 S 494-008
 S 034-009
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

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 ALL  ú ú 01 Page 404 ú Oct 18/99
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A
747-400 MAINTENANCE MANUAL
 S 494-011
 (9)
Use the hoist with the sling to hold the upper jury strut.

 S 094-012

 (10)
 Remove the ground lockpin.

 S 034-033

 (11)
 Remove the bolt which holds the upper jury strut to the lower jury strut.

 S 024-013

 (12)
 Remove the jury strut from the airplane.

 TASK 32-11-08-404-014
 3.  Wing Landing Gear Upper Jury Strut Installation (Fig. 401)_______________________________________________
 A. Special Tools and Equipment
 (1)  
7PRE65B00161-1 - Wing Gear Jury Strut Spindle Bolt Protective Equipment (Thread Protector)

 (2)  
20HME65B00161-1 - Wing Gear Side and Jury Strut Sling

 B.
Standard Tools and Equipment

 (1)  
Hoist - Standard ~..................................................... | vertical range: | ground level to 19 feet | ....................................................... | maximum load: | 350 pounds | ....................................................... | load at maximum extension:| 205 pounds | 2...........................….........................1

 (2)  
Grease Gun

 C.
Consumable Materials

 (1)  
D00633 Grease - BMS 3-33 (preferred)

 (2)  
D00013 Grease - MIL-G-23827 (optional)

 D.
References

 (1)  
AMM 07-11-01/201, Jacking Airplane

 (2)  
AMM 09-11-00/201, Towing

 (3)  
AMM 32-00-30/201, Landing Gear Door Locks

 (4)  
AMM 32-11-08/501, Wing Gear Jury Strut

 (5)  
AMM 32-61-02/201, Wing Gear Downlock and Uplock Sensors

 (6)  
AIPC 32-11-08 Fig. 1

 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 32-11-08
 ALL  ú ú 01 Page 405 ú Oct 18/99
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400
MAINTENANCE MANUAL

 (7)  
AIPC 32-11-09 Fig. 1

 E.
Access

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

 F.
Procedure

 S 214-017
 (1)  
Make sure the thread protector is on the spindle bolt.

 S 824-018

 (2)
Align the end of the upper jury strut with the jury strut spindle.

 S 434-034

 (3)  
Install the spindle bolt from the aft direction.
　
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