737-300 400 500 AMM 飞机维护手册 飞行操纵 FLIGHT CONTROLS 6(32)

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 CAUTION: MAKE SURE THAT THE ALTERNATE FLAP DRIVE UNIT IS LIMITED TO
_______ 4 MINUTES OPERATION AND 25 MINUTES OFF. FAILURE TO DO THIS CAN CAUSE DAMAGE TO THE DRIVE UNIT.
 (f)  
Set the alternate flap control switch to the DOWN position. Hold the switch at this position until the trailing edge flap is at the 10-unit position.

 (g)  
Make sure the leading edge flaps and slats extend fully.

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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
 (h)  Set the alternate flap control switch to the UP position. Hold the switch at this position until the motor of the trailing edge flap stops.
 NOTE: The limit switch controls the retraction of the trailing
____
 edge.

 (i)  
Make sure the leading edge flaps and slats stay in the fully extended position.

 (j)  
Move the flap control lever to the FLAP UP detent.

 (k)  
Set the alternate flap control switch to the OFF position.

 WARNING: MAKE SURE THAT PERSONS AND EQUIPMENT ARE CLEAR OF THE
_______ LEADING EDGE CONTROL SURFACES. THE LEADING EDGE FLAPS AND SLATS WILL RETRACT WITH THE TRAILING EDGE FLAPS BECAUSE OF SYSTEM B PRESSURIZATION. THIS CAN CAUSE INJURY TO PERSONS AND DAMAGE TO EQUIPMENT.
 (l)  Set the alternate flap arm switch to the OFF position.
 S 715-038
 (3)  
Do a test on the uncommanded extension of the leading edge flaps and slats with the standby hydraulic power (paragraph 3).

 F.
Put the Airplane Back to Its Usual Condition

 S 865-036
 (1)
Release the pressure from hydraulic system B (AMM 27-81-00/201).

 S 865-037

 (2)  
Remove electrical power if it is not necessary (AMM 24-22-00/201).

 TASK 27-81-00-715-017
 3. Operational Test - Uncommanded Leading edge Extension with Standby Hydraulic
____________________________________________________________________________ Power
_____
 A. References
 (1)  
AMM 27-81-00/201, Leading Edge Flap and Slat System

 B.
Access

 (1)  
Location Zone
 101 Control Cabin, LH
 102 Control Cabin, RH

 C.
Procedure

 (1)  
Pressurize hydraulic system B (Ref 27-81-00/201).

 S 715-033

 (2)  
Do a test on the uncommanded leading edge extension with the standby hydraulic power:

 (a)  
Set the parking brake.

 S 865-039
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A 737-300/400/500MAINTENANCE MANUAL

Leading Edge Flap Gap and Mismatch Requirements
Figure 504

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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
 (b)  
Make sure that the alternate flap arm switch on the forward overhead panel (P5) is in the OFF position.

 (c)  
Make sure that the switch guard is closed.

 WARNING: MAKE SURE THAT PERSONS AND EQUIPMENT ARE CLEAR OF THE
_______ LEADING EDGE FLAPS AND SLATS. THE LEADING EDGE FLAPS AND SLATS CAN MOVE QUICKLY AND CAUSE INJURY TO PERSONS OR DAMAGE TO EQUIPMENT.
 (d)  
Move the flap control lever to the FLAP UP detent.

 (e)  
Make sure that the leading edge flaps and slats and the trailing edge flaps are retracted.

 (f)  
Release the pressure from hydraulic systems A and B (AMM 27-81-00/201).

 CAUTION: MAKE SURE THAT THE ALTERNATE FLAP DRIVE UNIT IS LIMITED TO
　
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