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 32-21-11
 ALL  ú ú 03 Page 818 ú Nov 15/98
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
 S 648-073
 (39)
 Fill the bearing (12) with grease.

 S 438-043

 (40)
 Align the upper and lower torsion links and install the washer (11) and the apex bolt (10).

 S 438-044

 (41)
 Install the bearing (12) on the apex bolt (10) with the seal to the apex nut.

 S 438-045

 (42)
 Put the bushing (12A) on the apex bolt (10) and install the nut (13).

 I.
Put the Airplane in the Normal Condition

 S 438-046
 (1)  Connect the wire harness plug for the taxi light and safety the plug with lockwire with the double twist method.
 NOTE: Make sure to install the clamps on the wire harness at
____
 locations where the clamps were removed.

 S 648-048
 (2)  
Apply a thin layer of hydraulic fluid to the inner cylinder.

 (3)  
Do the servicing for the shock strut (12-15-41/301).

 S 588-050

 (4)  
Lower the nose of the airplane and do an inspection of the gland nut for leaks.

 (5)  
Remove the jacks.

 S 618-049
 S 098-051
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A 737-300/400/500MAINTENANCE MANUAL
 (6)  S 038-052Remove the tag from the shock strut which shows the status of the seals.
 (7)  S 438-053Install the wheel well doors for the nose landing gear (Ref 32-22-11/401).

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A 737-300/400/500MAINTENANCE MANUAL
 NOSE LANDING GEAR DRAG BRACE - REMOVAL/INSTALLATION
___________________________________________________
 1.  General________
 A. This procedure contains two tasks:
 (1)  
The removal of the drag brace assembly from the nose landing gear.

 (2)  
The installation of the drag brace assembly on the nose landing gear.

 TASK 32-21-21-004-001
 2.  Nose Landing Gear Drag Brace Assembly Removal (Fig. 401)_____________________________________________
 A. References
 (1)  
AMM 07-11-21/201, Jack Airplane

 (2)  
AMM 32-00-01/201, Ground Lock Assemblies

 B.
Prepare to Remove the Drag Brace Assembly

 S 494-002
 (1)  
Install the ground locks in all landing gear (AMM 32-00-01/201).

 S 584-003

 (2)  
Lift the nose of the airplane on jacks until the nose landing gear wheels are off the ground (AMM 07-11-21/201).

 NOTE: Do not deflate the shock strut.
____
 C. Procedure to Remove the Drag Brace Assembly
 S 034-044
 WARNING: MAKE SURE THAT THE SHOCK STRUT FOR THE NOSE LANDING GEAR IS
_______ FULLY EXTENDED BEFORE YOU DISCONNECT THE DRAG BRACE. A SHOCK STRUT THAT IS PARTIALLY COMPRESSED CAN MOVE QUICKLY IF THE SHOCK STRUT IS NOT FULLY EXTENDED. THIS CAN CAUSE INJURY TO PERSONS AND DAMAGE TO EQUIPMENT.
 (1)  
Remove the bolt (3) to disconnect the actuator of the nose landing gear (1) from the upper link (2) of the drag brace.

 S 034-005

 (2)  
Remove the bolt (11) to disconnect the drag brace from the lock link assembly (8)

 S 034-006

 (3)  
Remove the spacer bushings (7, 9) from the two sides of the lock link (8).

 S 844-007

 (4)  
Hold the shock strut assembly, the upper drag brace, and the lower drag brace.
　
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