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时间:2011-04-21 08:08来源:蓝天飞行翻译 作者:航空
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Push the arming switches for the alternate drive of the TE flap and LE slat to arm the flap and slat alternate drives (switch lights on).


 S 722-057
 CAUTION: AFTER THE ALTERNATE DRIVE MOTOR HAS RUN FOR 12 MINUTES (2 FLAP
_______ CYCLES), DO NOT OPERATE THE MOTOR FOR 3 MINUTES. YOU CAN CAUSE DAMAGE TO THE MOTOR IF YOU LET IT RUN CONTINUOUSLY FOR MORE THAN 12 MINUTES.
 (6)  
Put the position selector switch for the alternate flaps/slats in the 1-unit detent, and let the flaps move to the 1-unit position and the slats to move to the intermediate position.

 (a)  
Make sure the position indicator needles for the L and R flap move quickly to between UP-unit and 1-unit positions.

 (b)  
Make sure the needles then move quickly to the 1-unit detent.


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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A

757
MAINTENANCE MANUAL

 (7)  S 862-038Put the position selector switch for the alternate flaps/slats in the 20-unit detent, and let the flaps move to the 20-unit position and the slats extend fully.
 (8)  S 862-039Move the flap control lever to the 20-unit detent.
 S 862-058

 WARNING: KEEP PERSONS AND EQUIPMENT AWAY FROM ALL CONTROL SURFACES
_______ WHEN HYDRAULIC POWER IS SUPPLIED. AILERONS, ELEVATORS, RUDDER, FLAPS, SLATS, SPOILERS, AND STABILIZER ARE FULLY POWERED SURFACES. INJURY TO A PERSON OR DAMAGE TO EQUIPMENT CAN OCCUR WHEN HYDRAULIC POWER IS SUPPLIED.
 (9)  
Push the arming switches for the alternate drive of the TE flap and LE slat to disarm the flap and slat alternate drives (switch lights off).

 S 722-041

 (10)
 Move the flap control lever to the 1-unit detent, and let the flaps move to the 1-unit position.

 S 722-042

 (11)
 Operate and hold the test switch for the LEFT stall warning on the side panel P61.

 (a)  
Make sure the slats move to the fully extended position.

 (b)  
Make sure the captain's stick shaker operates.


 S 722-043
 (12)
 Release the test switch.

 (a)  
Make sure the slats retract to the intermediate position.

 (b)  
Make sure the captain's stick shaker stops.


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A

757 MAINTENANCE MANUAL
 S 722-044
 (13)
 Operate and hold the test switch for the RIGHT stall warning.

 (a)
Make sure the slats move to the fully extended position.

 (b)
Make sure the first officer's stick shaker actuates.


 S 722-045
 (14)
 Release the test switch.

 S 722-059

 (15)
 Make sure the slats retract to the intermediate position.

 S 722-060

 (16)
 Make sure the first officer's stick shaker stops.

 S 722-046

 (17)
 Make sure the EICAS message, FLAP/SLAT ELEC, does not show on the status display.

 S 722-047

 (18)
 Make sure the EICAS messages, FLAP/SLAT ELEC or FLAP/SLAT BITE does not show on the ECS/MSG display.

 S 862-048

 (19)
 Move the flap control lever to the zero (FLAPS UP) detent, and let the flaps and slats retract fully.

 S 862-052

 (20)
 Put the position selector switch for the alternate flaps/slats in the NORM position.

 (21)
 Remove electrical power (AMM 24-22-00/201).

 (22)
 Remove the pressure from the hydraulic system (AMM 29-11-00/201).


 S 862-061
 S 862-062
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