曝光臺 注意防騙 網(wǎng)曝天貓店富美金盛家居專營店坑蒙拐騙欺詐消費者

 (f) (g) (h) (i)  Connect the upper and the lower tripod brace with pin (7).Remove the bolt assembly (10). 1) Disconnect the downlock release link (9) from the crank fitting assembly (11) of the downlock and the actuator crank fitting (12).Remove the nut (22) and the washer (21). 1) Remove the crank fitting assembly (11) of the downlock from the release shaft (13) of the emergency downlock.Remove the emergency downlock coupling (18) from the release shaft (13) of the emergency downlock.
 S 034-014
 (2)  Remove the alternate extension drive unit (AMM 32-35-05/401) of the nose landing gear.
 S 034-015
 (3)  Remove the actuator crank fitting (12) from the downlock release shaft (14).
 S 494-016
 (4)  Install the drag strut sling to hold the drag strut during the removal of the pivot shaft.
 S 034-018
 (5)  Pull out the pivot shaft assembly (16) of the drag strut from the support fitting.

 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 32-21-04
 ALL  ú ú 01 Page 403 ú Oct 18/99
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400 MAINTENANCE MANUAL
 S 024-019
 (6) Remove the drag strut from the wheel well area.
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 32-21-04
 ALL  ú ú 01 Page 404 ú Oct 10/95
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400 MAINTENANCE MANUAL
SEE B
SEE A
LOWER DRAG STRUT UPPER TRIPOD BRACE 
5. LOCKBOLT 
6. NUT  7. PIN 
FWD  LOWER TRIPOD BRACE  8.  INSERT LUBE 
A 
Drag Strut Installation Figure 401 (Sheet 1) 

EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 32-21-04
 ALL  ú ú 01 Page 405 ú Jun 10/88
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400
MAINTENANCE MANUAL

10.  
EMERGENCY
DOWNLOCK

 

11.
DOWNLOCK

COUPLING CRANK FITTING ASSEMBLY
3.  VERTICAL LINK
22.  NUT
16.  DRAG STRUT PIVOT SHAFT
21.  WASHER
10. BOLT ASSEMBLY
9.  DOWNLOCK
RELEASE

14.  DOWNLOCK
RELEASE
SHAFT

COTTER PINNUT
LOCK ACTUATOR SEE C
9.  DOWNLOCK RELEASE LINK 10. BOLT ASSEMBLY (2 PLACES) FWD
B
Drag Strut Installation Figure 401 (Sheet 2)
DRAG
STRUT

13.  EMERGENCY DOWNLOCK RELEASE SHAFT
12.  ACTUATOR CRANK FITTING
1. BOLT
19.  LOCKBOLT
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 32-21-04
 ALL  ú ú 01 Page 406 ú Jun 10/88
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A

747-400
MAINTENANCE MANUAL

SUPPORT DOWNLOCK
FITTING ACTUATOR
VERTICAL LINK
DOWNLOCK CRANK FITTING
ACTUATOR CRANK FITTING
VERTICAL LINK
DOWNLOCK
RELEASE LINK

UPPER DOWNLOCK LINK SHAFT ATTACH BOLT (2 PLACES)
Drag Strut Installation
Figure 401 (Sheet 3)

 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 32-21-04
 ALL  ú ú 01 Page 407 ú Jun 10/88
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400
MAINTENANCE MANUAL

BOLT (4 PLACES)
RIVET (20 PLACES)

Drag Strut Installation
Figure 401 (Sheet 4)

　
中國航空網(wǎng) www.k6050.com
航空翻譯 www.aviation.cn
本文鏈接地址：747-400 AMM 飛機維護手冊 起落架 LANDING GEAR 3(138)