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757 MAINTENANCE MANUAL
S 434-034
(2)
Insert the inboard and outboard TAI ducts for slat No. 4 in the lower telescoping duct (View B). Install the TAI duct fasteners and bearings bolts.
S 434-035
(3)
Carefully move the backup rings, seal, and packing into the upper telescoping duct and install end cap (View D).
S 434-045
(4)
Torque the end cap nuts to 250-370 pound-inches.
S 434-046
(5)
Safety the end cap nuts with wire (AMM 20-10-23/401).
S 444-036
(6)
Do the Slat Drive System Activation procedure (Ref 27-81-00).
S 714-037
(7)
Retract the slats electrically to make sure the upper and lower telescoping ducts are correctly aligned (Ref 27-81-00).
S 714-038
(8)
Operate the slats to make sure the telescoping ducts rotate and do not bind. If the ducts bind, do the steps that follow:
(a)
Loosen the bolts and align the ducts one more time.
(b)
Tighten the bolts.
S 424-039
(9)
Install the TAI seal door to the upper telescoping duct.
S 714-049
(10)
Operate the slats to make sure the aerodynamic curtain functions correctly as slat moves.
F. Put the Airplane Back to its Usual Condition.
S 864-040
(1)
Retract the slats (Ref 27-81-00).
S 864-041
(2)
Remove the DO-NOT-CLOSE tag and close the applicable P11 circuit breaker:
(a) 11C28, WING ANTI-ICE
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757 MAINTENANCE MANUAL
(b) (c) (d) 11R20, WING ANTI-ICE11C29, WING ANTI-ICE11D29, WING ANTI-ICE
(3) S 414-042Close these access doors and panels (Ref 06-44-00): (a) For the left wing, 522BL, 522JL, 521UBX, 521AB, 511KT (b) For the right wing, 622BR, 622JR, 621UBX, 621AB, 611KT
(4) S 444-043Do the Thrust Reverser Activation procedure (Ref 78-31-00).
(5) S 864-044Remove electrical power, if it is not necessary (Ref 24-22-00).
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú 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 防冰和排雨 CHAPTER 30 - ICE AND RAIN PROTECTION(37)
