737-300 400 500 AMM 飞机维护手册 起落架 LANDING GEAR 2(125)

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 WARNING: MAKE SURE THAT YOU INSTALL THE GROUND LOCKS IN THE MAIN LANDING
_______ GEAR TO PREVENT ACCIDENTAL OPERATION OF THE GEAR. FAILURE TO INSTALL THE GROUND LOCKS WILL CAUSE THE GEAR TO RETRACT WHICH CAN CAUSE INJURY TO PERSONS OR DAMAGE TO EQUIPMENT.
 (8)  
Connect the operator rod (5) to the crank assembly (3) and the center hinge fitting (6) of the door.

 (a)  
Apply a thin layer of corrosion preventive compound to the shank of the bolt (4).

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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
 (b)  
Attach one operator rod end to the end of the crank assembly with the bolt (4) (with corrosion preventive compound), the flat washer, the shear nut, and the cotter pin.

 (c)  
Apply a thin layer of corrosion preventive compound to the shank of the bolt (7).

 (d)  
Attach the lower rod end of the operator to the center hinge fitting of the door with the bolt (7) (with corrosion preventive compound), the flat washer, the shear nut, and the cotter pin.

 S 824-017
 (9)  
Adjust the door linkage (AMM 32-33-61/501).

 S 714-018

 (10)
 Do the retraction test (AMM 32-33-00/501).

 S 864-019

 (11)
 Remove the pressure from the hydraulic system (AMM 29-15-00/201).

 S 584-020

 (12)
 Lower the airplane to the ground with the jacks (AMM 07-11-11/201).

 (a)  
Remove the jacks from the airplane.

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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A 737-300/400/500MAINTENANCE MANUAL
 NOSE LANDING GEAR WHEEL WELL DOOR LINKAGE - ADJUSTMENT/TEST
___________________________________________________________
 1.  General
________
 A.  This procedure contains a task to adjust and examine the door linkage of the nose wheel well on the nose landing gear.
 B.  This procedure also contains a task to check the clearance between the steering actuator rod ends and the doors. Do this task during the adjustment of the doors.
 TASK 32-33-61-705-001
 2.  Nose Landing Gear Wheel Well Door Linkage Adjustment (Fig. 501)
____________________________________________________
 A.  Standard Tools and Equipment
 (1)  
Tail Support Jack

 B.  
References

 (1)  
AMM 07-11-11/201, Jack Airplane

 (2)  
AMM 29-15-00/201, Hydraulic System A

 (3)  
AMM 32-00-01/201, Ground Lock Assemblies

 (4)  
AMM 32-33-00/501, Extension and Retraction - Nose Landing Gear

 C.  
Procedure to Adjust the Door Linkage of the Wheel Well on the Nose Landing Gear

 S 495-002
 (1)
Install the ground locks in all landing gear (AMM 32-00-01/201).

 S 585-003

 (2)  
Lift the nose of the airplane with jacks until the tire will clear the ground (AMM 07-11-11/201).

 NOTE: It is necessary to lower the support jack of the tail while
____ you lift the nose of the airplane on jacks.
 S 865-004
 (3)  
Pressurize the hydraulic system A (AMM 29-15-00/201).

 S 035-005

 (4)  
Remove the lockwire from the jamnut and the rod end lock on each end of the door operator rod and the aft link assembly, if it is adjustable.

 S 035-006

 (5)  
Loosen the jamnut on each end of the door operator rod and aft link assembly.

 NOTE: Loosen the jamnut only if you will turn the operator rod, or
____ the aft link assembly, for adjustment. If you loosen the jamnut too much it will disengage the rod end lock from the end of the rod barrel.
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