(4)
AMM 29-11-00/201, Main (Left, Right, and Center) Hydraulic Systems
(5)
AMM 32-00-15/201, Landing Gear Door Locks
(6)
AMM 32-00-20/201, Landing Gear Downlocks
B. Access
(1) Location Zones
143/144 MLG Wheel Well
C. Procedure
S 494-002
(1) Make sure the downlocks are installed on the nose and main landing gear (AMM 32-00-20/201).
S 494-003
WARNING: DO THE PROCEDURE IN AMM 32-00-15/201 TO INSTALL THE DOOR LOCKS.
_______ THE DOORS OPEN AND CLOSE QUICKLY AND CAN CAUSE INJURY TO PERSONS OR DAMAGE TO EQUIPMENT.
(2)
Open the doors for the landing gear and install the door locks (AMM 32-00-15/201).
S 864-004
(3)
Remove the pressure from the right hydraulic system and the reservoir (AMM 29-11-00/201).
S 864-005
(4)
Open these circuit breakers on the overhead panel, P11, and attach DO-NOT-CLOSE tags:
(a)
11K16, HYDRAULICS ELEC PUMP RIGHT
(b)
11K22, RESERVE BRAKE SOURCE
S 684-006
(5) Open the drain valve on the reservoir in the right system.
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
29-11-27
ALL ú ú 01 Page 401 ú May 28/99
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
757
MAINTENANCE MANUAL
Supply Shutoff Valve Installation
Figure 401
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
29-11-27
ALL ú ú 01 Page 402 ú May 28/99
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
757 MAINTENANCE MANUAL
S 684-007
(6)
Drain the hydraulic fluid from the reservoir into a container.
S 684-008
(7)
After the fluid drains from the reservoir, close the drain valve.
S 434-009
(8)
Safety the drain valve with a lockwire.
S 034-014
(9)
Disconnect the hydraulic lines from the shutoff valve.
S 034-013
(10)
Install caps on the hydraulic lines.
S 034-012
(11)
Disconnect the electrical connector from the shutoff valve.
S 024-015
(12)
Remove the bolts which hold the shutoff valve.
S 024-016
(13)
Remove the shutoff valve.
S 034-017
(14)
Remove the two unions and the nipple for the self-seal fitting from the ports of the shutoff valve.
TASK 29-11-27-404-018
3. Install the Shutoff Valve (Fig. 401)_________________________
A. Consumable Materials
(1)
D00054 Hydraulic System Lubricant - MCS 352
(2)
A00247 Sealant, BMS 5-95
B. References
(1)
AMM 12-12-01/301, Hydraulic System
(2)
AMM 12-25-01/301, Exterior Cleaning
(3)
AMM 24-22-00/201, Electrical Power
(4)
AMM 29-11-00/201, Main (Left, Right, and Center) Hydraulic Systems
中国航空网 www.aero.cn
航空翻译 www.aviation.cn
本文链接地址：757 AMM 飞机维护手册 液压 CHAPTER 29 - HYDRAULIC POWER 2(18)
