(a)
P180 DC Power Distribution Panel
1) 180H7 LATERAL CONT VALV SYS 1
2) 180E6 LATERAL CONT VALV SYS 2
3) 180H22 LATERAL CONT VALV SYS 3
4) 180E21 LATERAL CONT VALV SYS 4
S 862-076
(4)
Do this task: "Hydraulic System Depressurization"
(Ref 29-11-00/201).
S 012-077
(5)
Open the access panel below the power control package.
S 492-078
(6)
Attach a safety device to the receptacle on the wing upper surface, forward of the power control package.
E.
Remove the Check Valve
S 492-080
(1)
Put a container below the power control package to catch
fluid leakage.
(2)
Remove the check valve covers (41 and 48).
S 022-082
(3)
Remove the check valves (47 and 50) from the power control
package (1) (Fig. 201):
(a)
Put a rod with threads of 1/4-28UNF-3B into the hole at the end of the check valve.
S 012-081
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
27-11-13
ALL ú ú 03 Page 221 ú Feb 15/99
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400 MAINTENANCE MANUAL
(b) Pull the check valve from the actuator body.
TASK 27-11-13-402-083
9. Outboard Aileron Power Control Package Check Valve Installation_______________________________________________________________
A. General
(1)
This procedure applies to each of the six check valves installed in the power control package.
B.
Special Tools and Equipment
(1)
OHME65B80518-1 Sling Assembly Hoist
(2)
6ME65B02100-1 Outboard Aileron Lock
(3)
24MIT65B00002 Safety Device for Wing and Stabilizer
C.
Consumable Materials
(1)
D00054 Lubricant - Assembly, Skydrol, MCS 352
(2)
G00062 Fluid - Hydraulic, Fire-Resistant, BMS 3-11
D. Parts ~.............................................................................. | AMM | | AIPC | ................. ............................ | FIG | ITEM | NOMENCLATURE | SUBJECT | FIG | ITEM | ................................................................................ | 201 | 41 | Cover (AFT) | 27-11-13| 05 | 20 | | | 41 | Cover (FWD) | | | 210 | | | 42 | Screw (AFT) | | | 10 | | | 42 | Screw (FWD) | | | 200 | | | 43 | Washer (AFT) | | | 15 | | | 43 | Washer (FWD) | | | 205 | | | 44 | Backup Ring (AFT) | | | 30 | | | 44 | Backup Ring (FWD) | | | 220 | | | 45 | O-ring Packing (AFT) | | | 25 | | | 45 | O-ring Packing (FWD) | | | 215 | | | 46 | Backup Ring (AFT) | | | 30 | | | 46 | Backup Ring (FWD) | | | 220 | | | 47 | Check Valve (AFT) | | | 35 | | | 47 | Check Valve (FWD) | | | 225 | | | 48 | Dual Cover | | | 240 | | | 50 | Check Valve (AFT) | | | 70 | | | 50 | Check Valve (FWD) | | | 225 | | | 51 | Backup Ring | | | 250 | | | 52 | O-ring Packing | | | 245 | | | 53 | Backup Ring | | | 250 | | | 54 | Screw | | | 230 | | | 55 | Washer | | | 235 | 2......…........…...................................…..........…......…........1
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
27-11-13
ALL ú ú 03 Page 222 ú Feb 15/98
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400
MAINTENANCE MANUAL
E. References
(1)
06-09-08/201, Wing Access Doors and Panels
(2)
12-12-01/301, Hydraulic System
(3)
24-22-00/201, Manual Control
(4)
29-11-00/201, Main Hydraulic Supply System
F.
Access
(1)
Location Zone
592 Outboard Aileron, LH
692 Outboard Aileron, RH
(2)
Access Panel
591AB Outboard Aileron, Lower Wing Surface, LH
591BB Outboard Aileron, Lower Wing Surface, LH
591CB Outboard Aileron, Lower Wing Surface, LH
591DB Aileron Actuator, Lower Wing Surface, LH
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 飞行操纵 FLIGHT CONTROLS 2(7)
