(2)
SSM 30-42-01
(3)
WDM 30-44-11
C. Access
(1) Location Zone
221 Control Cabin, LH
D. Procedure
S 424-026
(1) Install the pump:
(a) Install new O-rings (4), the union (14), washer (9), nut (10), and elbow (12) on the pump (15).
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
30-44-01
ALL ú ú 03 Page 406 ú Jun 18/01
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400
MAINTENANCE MANUAL
(b) (c) (d) (e) Connect the pump drain hose (13) and the feed hose (11) to the pump.Install the assembly of the valves (1), tee (5), union (6), nut (7), and washer (8) with a new O-ring (4) on the pump (15). Tighten the nut (7).Attach the pump (15) to the door with the clamp (17).Connect the output hoses (3) to the solenoid valves (1).
S 434-027
(2) Connect the electrical connector DM13 (16) to the pump (15).
S 414-028
(3) Close the windshield washer access door.
S 864-029
(4) Remove the DO-NOT-CLOSE tags and close these circuit breakers: (a) P6, Main Power Distribution Panel 1) 6B32, WINDSHIELD WASH PUMP (b) P7, Overhead Circuit Breaker Panel 1) 7E26, WSHLD WASH
S 714-030
(5) Do a check of the pump operation: (a) Supply electrical power (AMM 24-22-00/201). (b) Push and hold the left or right WASHER switch on the anti-ice/rain removal module to the ON position. (c) Make sure that a strong, stable flow of washer fluid hits the windshield.
(d) (e) (f) Release the WASHER switch.Set the applicable WIPER switch to LO.Set the WIPER switch to OFF when the windshield is almost dry.
S 864-031
(6) Remove electrical power (AMM 24-22-00/201).
S 864-034
(7) Remove the DO-NOT-CLOSE tags and close these circuit breakers: (a) P414, Left Power Distribution Center 1) 414D8, CAPT PWR SEAT
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
30-44-01
ALL ú ú 03 Page 407 ú Jun 18/01
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400 MAINTENANCE MANUAL
(b) P415, Right Power Distribution Center 1) 415H32, F-O PWR SEAT
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
30-44-01
ALL ú ú 02 Page 408 ú Jun 18/01
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400 MAINTENANCE MANUAL
WINDSHIELD WASHER NOZZLE SYSTEM - REMOVAL/INSTALLATION
______________________________________________________
1. General_______
A. This subject has four tasks. The tasks are:
-
removal and installation of the windshield washer nozzle system
-
removal and installation of the nozzle fitting
B. For the removal and installation of the nozzle, you will remove the nozzle, install a replacement nozzle, and adjust the nozzle.
C. For the removal and installation of the nozzle fitting, you will remove the PFD and ND Integrated Display Units, remove the nozzle, remove the nozzle fitting, and install a replacement fitting.
TASK 30-44-02-004-001
2. Nozzle Removal (Fig. 401)______________
A. Consumable Materials
(1) B00184, Solvent - BMS 11-7
B. References
(1)
AIPC 30-43-01, Fig. 1
(2)
SSM 30-42-01
(3)
WDM 30-43-11
C. Access
(1) Location Zone 221 Control Cabin, LH - Outside No. 1 Left Window 222 Control Cabin, RH - Outside No. 1 Right Window
D. Procedure
S 864-002
WARNING:_______MAKE SURE TO OPEN THE WINDOW HEAT CIRCUIT BREAKERS. YOU CAN GET AN ELECTRICAL SHOCK IF YOU TOUCH THE WINDSHIELD WHEN THE WINDOW HEAT POWER IS ON.
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(76)
