737-300 400 500 AMM 飞机维护手册 飞行操纵 FLIGHT CONTROLS 4(20)

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 A. Special Tools and Equipment
 (1)  Rig Pins (F-5 and F-6) - 0.248 +0.000/-0.002 inch diameter, 3.7 |0.25-inches long (MS20392-3)
 NOTE: The Rig pins are a part of the kit F70207-69, -78, or -83.
____
 B. Standard Tools and Equipment
 (1)  
Protective cover for the aftflap support

 (2)  
Support to hold the aftflap (with the protective cover)

 C.
References

 (1)  
AMM 27-51-00/201, Trailing Edge Flap Systems

 (2)  
AMM 27-51-32/401, Inboard Flap Track Fairings

 D.
Access

 (1)  
Location Zone 309, 409 Wing Trailing Edge Flap and Spoilers

 E.
Procedure

 S 014-002
 (1)  
Do this task: Inboard Flap Track Fairing Removal
 (AMM 27-51-32/401).

 S 864-003

 (2)  
Do this task: Hydraulic System B Pressurization (AMM 27-51-00/201).

 S 864-004

 (3)
Put the flap control lever in the UP detent to retract the flaps.

 S 094-005

 (4)  
Install the rig pins F-5 and F-6 in the boom to hold the boom roller between the pins.

 S 864-006

 (5)  
Do this task: Hydraulic System B Depressurization
 (AMM 27-51-00/201).

 S 494-007

 (6)  
Install the support equipment:

 (a)  
Install the protective cover on the aftflap support.

 (b)  
Put the support below the aftflap to make sure it does not move when you disconnect the boom.

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A

737-300/400/500
MAINTENANCE MANUAL

SEE  G 
SEE  A 
SEE  B 
SEE  C 
INBD 
FWD 
A 
BC-4 

SEE  F 
BC-3  BOOM CABLES 
BOOM 
SEE  E  INBD 
BC-3  FWD 
SEE  D  B 
BOLT 
Aftflap Actuating Mechanism Boom Installation Figure 401 (Sheet 1) 

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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
BOOM
BC-3 CABLES

CABLE WASHER SOCKET

BC-4 

ADJUSTMENT
AND F-6
NUT

Aftflap Actuating Mechanism Boom Installation
Figure 401 (Sheet 2)

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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A 737-300/400/500MAINTENANCE MANUAL 
BC-1(A)  BC-2(A)  SEE  H  BC-3 
BC-4 
BC-1(B)  BC-2(B)  MIDFLAP 
GATE EXHAUST  G NUT WASHER (2 LOCATIONS) NUT (2 LOCATIONS) (2 LOCATIONS) BOLT PIN WASHER PLAN VIEW  FWD (2 LOCATIONS) PIN  INBD MECHANISM ACTUATING AFTFLAP 
BOLT  FWD  INBD
H 
Figure 401 (Sheet 3) Aftflap Actuating Mechanism Boom Installation 

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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
 (c)  Install the cable clamps on the boom cables where the cables go through the midflap end rib.
 S 024-008
 (7)  
　
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