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时间:2011-04-12 10:27来源:蓝天飞行翻译 作者:航空
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A

747-400
MAINTENANCE MANUAL

SEE A
SEE  C 
SEE  B 
5.  COTTER PIN 6.  WASHER  1.  UPLOCK ACTUATOR  A SEE  D 
NUT4.  2.  (HEAD END) ACTUATOR COUNTERSUNK WASHER 1.  10.  WASHER STRUCTURE 11.  COUNTERSUNK WASHER 
9.  WASHER  12.  BOLT 
HOOK PIVOT PIN3.  COTTER PIN 8. 
7.  NUT 
B  FWD  1.  (ROD END) ACTUATOR 

Body Landing Gear Uplock Actuator Installation Figure 401 (Sheet 1) 

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A
747-400
MAINTENANCE MANUAL


D

Body Landing Gear Uplock Actuator Installation
Figure 401 (Sheet 2)

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MAINTENANCE MANUAL


RUBBER SLEEVE
(1/2 INCH ID X 1/8 INCH THK)

CAUTION:DO NOT USE THIS TOOL IF THE RUBBER SLEEVE IS DAMAGED. EXAMINE THE SLEEVE FOR DAMAGE BEFORE AND AFTER USE. INSTALL A NEW SLEEVE IF IT IS DAMAGED. THE TOOL CAN CAUSE DAMAGE TO THE UPLOCK MECHANISM.
ACTUATING TOOL

LOCK CLOSED  LOCK OPEN

Uplock Actuating Tool
Figure 402

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A
747-400
MAINTENANCE MANUAL

 (3)  
D00633 Grease - BMS 3-33 (perferred)

 (4)  
D00013 Grease - MIL-G-23827 (optional)

 B.
Parts


 ~.............................................................................. | AMM | | AIPC | ................. ............................ | FIG | ITEM | NOMENCLATURE | SUBJECT | FIG | ITEM | ................................................................................ |401 | 1 | Actuator, Uplock | 32-33-08 | 02 | 111 | | | 2 | Washer, Countersunk | | | 113 | | | 4 | Nut | | | 106 | | | 6 | Washer | | | 90 | | | 7 | Nut | | | 101 | | | 9 | Washer | | | 90 | | | 10 | Washer | | | 85 | | | 11 | Washer, Countersunk | | | 85 | | | 12 | Bolt | | | 81 | | | 13 | Adapter (Fitting) | 32-33-14 | 02 | 30 | | | 14 | Ring (Backup Ring) | | | 25 | | | 15 | Packing (O-Ring) | | | 20 | | | 16 | Packing (O-Ring) | | | 05 | | | 17 | Ring (Backup Ring) | | | 10 | | | 18 | Adapter (Fitting) | | | 15 | 2......…........…...................................…..........….....….........1
 C. References
 (1)  
AMM 09-11-00/201, Towing

 (2)  
AMM 29-11-00/201, Hydraulic Supply System

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

 D.
Access

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


 E.
Install the Uplock Actuator.


 S 434-018
 (1)  
Install the hydraulic fittings in the uplock actuator (1) (Fig. 401):

 (a)  
Lubricate the hydraulic fittings (13 and 18), the new O-rings (15 and 16), and the backup rings (14 and 17) with Skydrol Assembly Lube.


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