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A
747-400
MAINTENANCE MANUAL
FLT CONTROL HYD
POWER MODULE
Rudder and Elevator Hydraulic Supply Shutoff Component Location
Figure 1 (Sheet 1)
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747-400
MAINTENANCE MANUAL
HORIZONTAL STABILIZER
JACKSCREW
SEE B
4 SEE B
1
SEE B
3 SEE B
2
HYDRAULIC LINES
DC MOTOR OPERATED SHUTOFF VALVE ASSY (4 PLACES TYPICAL)
B
1 DC MOTOR OPERATED SHUTOFF VALVE ASSY, FOR UPPER RUDDER, LEFT OUTBOARD ELEVATOR AND LEFT INBOARD ELEVATOR USING HYDRAULIC SYSTEM NO. 1.
2 DC MOTOR OPERATED SHUTOFF VALVE ASSY, FOR LOWER RUDDER AND LEFT INBOARD ELEVATOR USING HYDRAULIC SYSTEM NO. 2.
3 DC MOTOR OPERATED SHUTOFF VALVE ASSY, FOR UPPER RUDDER AND RIGHT INBOARD ELEVATOR USING HYDRAULIC SYSTEM NO. 3.
4 DC MOTOR OPERATED SHUTOFF VALVE ASSY, FOR LOWER RUDDER, RIGHT OUTBOARD ELEVATOR AND RIGHT INBOARD ELEVATOR USING HYDRAULIC SYSTEM NO. 4.
Rudder and Elevator Hydraulic Supply Shutoff Component Location Figure 1 (Sheet 2)
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747-400
MAINTENANCE MANUAL
28V DC
ELEV RUD SHUTOFF VALVE - P180 (FOUR PLACES)
28V DC MASTER DIM
P180 ELEV RUD VALVE LIGHT (FOUR PLACES)
ELECTRICAL POWER SOURCE AT PANEL P180 DC BUS NO. 1 - HYDRAULIC SYSTEM NO. 1 DC BUS NO. 2 - HYDRAULIC SYSTEM NO. 2 DC BUS NO. 3 - HYDRAULIC SYSTEM NO. 3 ESS TR BUS - HYDRAULIC SYSTEM NO. 4
33-12-00, PILOTS' PANEL LIGHTS - DESCRIPTION AND OPERATION
Rudder and Elevator Hydraulic Supply Shutoff - Simplified Schematic
Figure 2
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400 MAINTENANCE MANUAL
RUDDER AND ELEVATOR HYDRAULIC SHUTOFF VALVE - ADJUSTMENT/TEST
_____________________________________________________________
1. General_______
A. This procedure gives the steps to do a system test of the hydraulic shutoff valves (referred to as the shutoff valve) for the rudder and elevator. No adjustment or operational test is necessary.
B. The list below shows which hydraulic system operates each rudder and elevator:
(1)
System No. 1 - Upper Rudder, Left Outboard Elevator and Left Inboard Elevator.
(2)
System No. 2 - Lower Rudder and Left Inboard Elevator.
(3) 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(160)