747-400 AMM 飞机维护手册 防冰和排雨 ICE AND RAIN PROTECTION(63)

曝光台 注意防骗 网曝天猫店富美金盛家居专营店坑蒙拐骗欺诈消费者

MOVE THE WIPER ARM HUB ONE TOOTH IN RELATION TO THE BUSHING. DO NOT LET THE MOTOR CON-VERTER SHAFT AND THE ADJUSTMENT BUSHING MOVE.  4.67 INCHES 
2. 1. CLOCKWISE. MOVE THE WIPER ARM HUB ONE TOOTH COUNTER-CLOCKWISE. MOVE THE ADJUSTMENT BUSHING ONE TOOTH  0.09 INCHES CLOCKWISE 
2. 1. MOVE THE WIPER ARM HUB COUNTERCLOCKWISE COUNTERCLOCKWISE. MOVE THE ADJUSTMENT BUSHING ONE TOOTH ONE TOOTH ON THE ADJUSTMENT BUSHING. 0.09 INCHES COUNTERCLOCKWISE 

Wiper Arm Installation
Figure 401 (Sheet 3)

EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 30-42-02
 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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.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
 2) 180H12, WDO HEAT CONT 1R
 F. Wiper Arm Removal Procedure
 S 144-004
 (1)  Remove the sealant from the heads of all screws (7, 8, 11) on the hub with a cutting tool.
 NOTE: It is not necessary to remove sealant from screws (8,11) if
____
 only the wiper arm is removed.

 S 954-005
 (2)  Put a cloth pad between the wiper arm (5) and the airplane structure (this will to prevent the arm from scratching the surfaces when the blade is removed).
 NOTE: It is possible to remove the arm and the blade together.
____
 S 034-006
 (3)  Remove the screw (2), the washer (3), the wiper blade (1), and the washer (3).
 (a)  Lower the wiper arm (5) onto the cloth pad.
 S 024-007
 (4)  Remove the pressure plate screws (7) and remove the pressure plate (6) and the wiper arm (5).
 NOTE: If hub is not damaged, wiper arm replacement can be
____ simplified if you do not remove the hub assembly. If this procedure is followed, omit the removal and installation of the hub assembly.
 S 424-035
 (5)  Remove the wiper arm hub (10) if it is necessary:
 (a)  
Loosen the hub clamp screw (11).

 (b)  
Remove the hub holddown screw (8) and the washer (9).

 (c)  
Pull the windshield wiper hub (10) off the motor/converter shaft.

 TASK 30-42-02-404-011
 3. Windshield Wiper Arm Installation (Fig. 401).
_________________________________
 A. Standard Tools and Equipment
 (1)  
Water spray - clean (to make the windshield wet during wiper operation)

 (2)  
Sealing gun - 6-inch length cartridge, Semco Research or equivalent

 B. Consumable Materials
 (1)  
A00247, Sealant BMS 5-95, Class B

 (2)  
B00083, Cleaner - Aliphatic Naphtha, TT-N-95

 (3)  
D00013, Grease - MIL-G-23827

 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 30-42-02
 ALL  ú ú 01 Page 405 ú Jun 18/01
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400
MAINTENANCE MANUAL

 (4)  G00371, Brush - Soft Bristle
 C. Parts ~.............................................................................. | AMM | | AIPC | ................. ............................ | FIG | ITEM | NOMENCLATURE | SUBJECT | FIG | ITEM | ................................................................................ | 401 | 1 | Wiper Blade | 30-42-01 | 01 | 30 | | | 5 | Wiper Arm Assembly - left | | | 35 | | | 5 | Wiper Arm Assembly - right | | | 40 | 2......…........…...................................…...........….....…........1
 D. References
 (1)  
AMM 24-22-00/201, Manual Control

 (2)  
SSM 30-42-01

 (3)  
WDM 30-42-11

 E. Access
 (1)  Location Zone 221 Control Cabin, LH - Outside No. 1 Left Window 222 Control Cabin, RH - Outside No. 1 Right Window
 F. Install Wiper Arm
 S 864-036
 (1)  
Close 7E1, WSHLD WIPER L and 7E25, WSHLD WIPER R circuit breakers on the P7, Overhead Circuit Breaker Panel.

 S 864-037

 (2)  
Set the applicable WIPER switch on the anti-ice/rain removal module to LO and then to OFF (so that the motor/converter shaft is in the park position).
　
中国航空网 www.aero.cn
航空翻译 www.aviation.cn
本文链接地址：747-400 AMM 飞机维护手册 防冰和排雨 ICE AND RAIN PROTECTION(63)