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A 
737-300/400/500MAINTENANCE MANUAL 
WING INITIAL LENGTH LUG 
8.18
 |0.01 INCHES (OUTBOARD FLAP)
9.15
 |0.01 INCHES (INBOARD FLAP)
2 
FLAP NOSE LINK 
LEADING EDGE FLAP 
FLAP NOSE 
LINK 
INITIAL LENGTH  LEADING EDGE  
5.24 |0.04  FLAP  
INCHES  
CRANK  LINK ADJUSTABLE  CRANK  
FLAP NOSE ROD  
SEE  C  FLAP PAD  
SEE  C  FLAP  
PAD  INITIAL LENGTH  
2.73 |0.04 INCHES 
FLAP NOSE 
FLAP NOSE 
OUTBOARD FLAP AND OUTBOARD FLAP NOSE INBOARD FLAP NOSE SECTION SECTION LINKAGE OF INBOARD FLAP LINKAGE OF INBOARD FLAP 
A-A 
OUTBOARD FLAP INBOARD FLAP (NO. 1 OR 4) THE FLAP NOSE MUST
(NO. 2 OR 3) 1 TOUCH THE PADS SEAL DOOR 
INBD 
FLAP NOSE 
FLAP NOSE 
C
1  THE FLAP NOSE MUST TOUCH THE FLAP. 2 EXCEPT FOR -11 LINK ASSEMBLY THIS A MAXIMUM CLEARANCE OF 0.02 INCHES DIMENSION IS: 8.30 |0.01 INCHES IS PERMITTED. 
Leading Edge Flap Installation Figure 401 (Sheet 3) 
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A 737-300/400/500MAINTENANCE MANUAL
SEE DETAILS A AND B FOR HINGE LOCATIONS 
0.06 |0.03 INCH MINIMUM CLEARANCE SEAL 
IF THE FLAP NOSE TOUCHES THE FLAP NOSE UPSTOP
DEPRESSOR 
AND ALL OTHER REQUIREMENTS ARE SATISFACTORY, THE CLEARANCE BETWEEN THE FLAP NOSE AND THE FUEL PUMP CAN BE MORE THAN 
BOLT BACB30LJ4CD16 INSTALLED
FLAP
CLEARANCE FWD (ON OPENING)BOLT BACB30LJ4CD23 INSTALLED 
E-E
Leading Edge Flap Installation
Figure 401 (Sheet 4)
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A 
737-300/400/500MAINTENANCE MANUAL
 S 024-007
 (5)  
Remove the leading edge flap:
 (a)  
On all the flap nose linkages but the inboard linkage of the inboard flap, disconnect the flap nose links from the lugs.
 (b)  
Do these steps for the inboard linkage of the inboard flap.
 1)  If the replacement of the flap nose link is not necessary, do these steps: a) Disconnect the flap nose link from the crank on the
 flap panel. b) Let the flap nose link stay installed on the wing.
 2)  If the replacement of the flap nose link is necessary, do these steps: a) Remove the landing light lens from the wing leading
 edge (AMM 33-42-21/401). b) Disconnect the flap nose link from the lug in the wing.
 (c)  
Disconnect the flap actuator from the flap panel.
 (d)  
Disconnect the bonding jumpers.
 (e)  
On the inboard hinge of the inboard flap, do these steps if the replacement of the hinge fitting is not necessary: 1) Remove the two bolts to disconnect the hinge fitting from
the flap panel. 2) Let the hinge fitting stay installed in the wing.
 (f)  
On the inboard hinge of the inboard flap, do these steps if the replacement of the hinge fitting is necessary: 1) Remove the landing light lens from the wing leading edge
and forward wing to the body fairing. 2) Remove the hinge bolt.
 (g)  
Hold the flap while you remove all the remaining flap hinge bolts.
(h) 中国航空网 www.aero.cn 航空翻译 www.aviation.cn 本文链接地址:737-300 400 500 AMM 飞机维护手册 飞行操纵 FLIGHT CONTROLS 6(58)