747-400 AMM 飞机维护手册 起落架 LANDING GEAR 2(123)

 (2)  
Do a check of the body gear trunnion bearings for wear

 (3)  
Install trunnion bushings

 (4)  
Install body landing gear

 (5)  
Apply lubricant and sealant as required

 (6)  
Install keel beam access panel

 (7)  
Connect drag strut universal

 (8)  
Connect body gear retract actuator

 (9)  
Connect shock strut inboard and outboard door struts

 (10)
 Connect shock strut wire bundle and hydraulic hoses

 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400 MAINTENANCE MANUAL
 (11)
 Install truck positioning actuator

 (12)
 Lubricate body landing gear

 (13)
 Service shock strut

 (14)
 Do the brake bleed operation

 (15)
 Do the brake control system test

 (16)
 Do the brake temperature monitoring system test

 (17)
 Do the proximity switch electronics unit test

 (18)
 Do the retraction and extension test of the body gear

 (19)
 Do the body gear alternate extension test

 (20)
 Remove airplane from jacks

 (21)
 Do the body gear steering test.

 TASK 32-13-01-004-001
 2.  Body Landing Gear Removal_________________________
 A. Special Tools and Equipment
 (1)
2MIT65B08802-1 - Bungee Restraining Tool, Body Gear

 (2)
6MIT65B00163 - Torque Equipment, Body Landing Gear Inboard Trunnion

 (3)  
2MIT65B01203 - Torque Adapter, Body Landing Gear Trunnion Retaining Nut

 (4)
G32028-134 - Vertical Stabilizer, Body Gear Shock Strut

 (5)
8ME65B01202-3 - Retention Tool, Body Gear Shock Strut

 B.
Standard Tools and Equipment

 (1)
3-Ton Automotive Type Jack

 C.
References

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

 (2)
AMM 09-11-00/201, Towing

 (3)
AMM 24-22-00/201, Manual Control

 (4)
AMM 29-11-00/201, Main Hydraulic Supply System

 (5)
AMM 32-00-30/201, Landing Gear Door Locks

 (6)
AMM 32-13-07/201, Body Gear Drag Strut Universal

 (7)
AMM 32-13-15/401, Body Gear Truck Positioning Actuator

 (8)
AMM 32-14-05/401, Body Gear Shock Strut Inboard Door

 (9)
AMM 32-14-06/401, Body Gear Shock Strut Outboard Door

 (10)
 AMM 32-33-01/401, Body Gear Actuator

 (11)
 AIPC 32-13-01 Fig 10, AIPC 32-13-02 Fig. 2, AIPC 32-13-06 Fig. 1, AIPC 32-13-07 Fig. 1, AIPC 32-13-11 Fig. 1, AIPC 32-13-15 Fig. 2, AIPC 32-13-67 Fig. 1, AIPC 32-21-04 Fig. 5, AIPC 32-33-01 Fig. 1

 D.
Access

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

 (2)  
Access Panels
 193U Keel Beam Access Panel

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 32-13-01
 ALL  ú ú 04 Page 402 ú Feb 18/02
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400 MAINTENANCE MANUAL
 E. Prepare for Removal (Fig.401)
 S 494-055 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).
 S 494-056 WARNING: YOU MUST CAREFULLY DO THE STEPS IN THE TASK BELOW TO INSTALL
_______ THE DOOR LOCKS ON THE LANDING GEAR DOORS. THE DOORS CAN CLOSE QUICKLY IF YOU DO NOT INSTALL THE DOOR LOCKS CORRECTLY. THIS CAN CAUSE INJURY TO PERSONS OR DAMAGE TO EQUIPMENT.
 (2)  
Do this task: "Installation of the Door Locks on the Wing Landing Gear" (AMM 32-00-30/201).

 S 494-057