737-300 400 500 AMM 飞机维护手册 NACELLES/PYLONS(60)

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 -11.30 newton-meters).
 3)  At the A-frame fitting inside the IFOT fairing, (inboard attachment), torque the nut to 160 - 240 pound -inches
 (18.08 - 27.12 newton-meters).
 4)  At the A-frame fitting on the rear spar , torque the nuts to 80 - 100 pound-inches (9.04 - 11.30 newton-meters).
 NOTE:  The maximum number of threads to show at each end
____ from the nut, must not be more than eight threads or less than two threads. An equal number of threads must show at each end.
 5)  At the upper forward positions on the IFOT fairing, torque the nuts to 160 - 240 pound -inches (18.08 - 27.12 newton-meters).
 (e)  At the fitting assembly, on the forward end of the IFOT fairing, do the steps that follow: 1) Install and tighten the two bolts, washers and nuts
 (AMM 20-50-11/201) at the upper inboard and upper outboard positions of the fitting assembly (Nacelle/IFOT fairing interface).
 NOTE:  Install the two bolts in opposite directions.
____
 2)  Install and tighten the four bolts, washers and nuts (AMM 20-50-11/201) at the upper inboard and upper outboard positions of the fitting assembly (Nacelle/IFOT fairing interface).
 3)  Install the two screws at the outer surface of the IFOT fairing.
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A 737-300/400/500MAINTENANCE MANUAL
 (f) (g)  At the skate angle for each of the access panels 5743L/5843R , do the step that follows: 1) Install a new Hilok fastener to connect the IFOT fairing angle to the access panel skate-angle.At the outboard-wing IFOT-fairing interface, do the steps that follow:
 (h)  1) Install the plate assembly (P/N 65-69646) on the IFOT fairing at bulkhead installation WBL 209. 2) Install the screws to the TE upper-outboard wing-panel. 3) Install the P-clip to the IFOT fairing. 4) Install the angle bracket, bolt, shims and nut to connect the IFOT fairing to the wing.At the inboard-wing IFOT-fairing interface , do the steps that follow:
 1) 2) 3)  Install the screws to the trailing-edge (TE) upper-inboard wing-panel.Install the bolts, spacers, washers and nuts that connect the IFOT fairing to the upper wing.Install the angle bracket, bolt, shims and nut that connect the IFOT fairing to the wing.
 S 412-011-B00
 (5)  Install all applicable access panels.
 S 412-012-B00
 (6)  Install the inboard trailing edge flap (AMM 27-51-04/401).
 S 712-013-B00
 (7)  Do the operational test of the inboard trailing edge flaps (AMM 27-51-04/501).
 S 412-017-B00
 (8)  Install the tailcone to the IFOT fairing.
 S 942-018-B00
 (9)  Clean the work area and remove all tools and equipment.

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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
 FIREWALL AND FIRESEAL - MAINTENANCE PRACTICES
_____________________________________________
 1. General
_______
 A. This procedure has four tasks:
 (1)  
An examination of the firewall and fireseal

 (2)  
A removal of the aft heat shield blanket

 (3)  
An installation of the aft heat shield blanket

 (4)  
A procedure to seal the firewall disconnect fitting on the fan cowl support beam.

 TASK 54-52-00-212-009-B00
 2. Firewall and Fireseal Examination
_________________________________
 A. References
 (1)  
AMM 54-31-01/401, Nacelle Strut Access Panels

 (2)  
AMM 71-00-02/401, Power Plant

 (3)  
SRM 51-70-15

 (4)  
SRM 54-50-02

 B. Access
 (1)  
Location Zone
 500 Left Nacelle
 600 Right Nacelle

 (2)  
Access Panel
 5723 Access Door - Left Nacelle
 5823 Access Door - Right Nacelle
 5724 Access Door - Left Nacelle
　
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