(b)  
If the bulb seal does not touch the foreflap, install a tapered filler between the seat attach surface and the seal.

 (c)  
Make sure the seal touches for 80 percent of the seal length or more. There can be a 0.02 inch clearance for the remaining length.

 S 864-062
 (41)
 Put the flap control lever in the 40-unit detent to extend the flaps.

 S 824-063

 (42)
 Make sure the flaps extend symmetrically:

 (a)  
Measure the clearance between the lower skin on the aft edge of the midflap and the nose of the aftflap at the two ends of the flap.

 (b)  
Make sure the opposite aftflaps extend symmetrically in a 0.12 inch tolerance.

 (c)  
If the aftflaps are not symmetrical, adjust the pushrods for the aftflap.

 (d)  
If you adjust the pushrods, do this task: "Inboard Trailing Edge Flap Adjustment" (Ref 27-51-04/501).

 S 214-064
 (43)
 Make sure the bumper plate does not touch the clearance door in the outboard flap track fairing during the flap movement (Fig. 401).

 (a)  
If the bumper plate touches the clearance door, bend the bumper plate.

 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

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A
737-300/400/500MAINTENANCE MANUAL
 S 714-065
 (44)
 Extend and retract the flaps.

 (a)  
Make sure all seals and clearances are in the tolerances.

 (b)  
Make sure the flaps move freely.

 S 864-075
 (45)
 Do this task: "Depressurize Hydraulic System B" (Ref 27-51-00/201).

 G.
Put the Airplane Back to Its Usual Condition

 S 414-066
 (1)  
Do this task: Inboard Flap Track Fairing Installation"
 (Ref 27-51-32/401).

 S 414-067

 (2)  
Install the aft end of the inboard flap outboard fairing:

 (a)  
Put the aft end of the fairing in its position.

 (b)  
Install the bolts that attach the aft end of the fairing.

 S 824-069
 (3)  Do this task to adjust the midflap seal plate: "Inboard Midflap Seal Plate Installation" (Ref 27-51-29/401).
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
 INBOARD TRAILING EDGE FLAP - ADJUSTMENT/TEST
____________________________________________
 1.  General_______
 A.  There is one task in this procedure; An adjustment of the inboard trailing edge flap.
 B.  You can adjust the inboard trailing edge flap with the flap installed on the airplane or before the installation. If you do the adjustment before the installation, you must keep the rig pins in the boom until you install the flap and connect the boom.
 TASK 27-51-04-825-001
 2.  Inboard Trailing Edge Flap Adjustment_____________________________________
 A.  Standard 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 Kit F70207-69, -78, or -83.
____
 B.  References
 (1)  
27-51-00/201, Trailing Edge Flap System

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

 C.  
Access

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

 D.  
Adjust the Inboard Trailing Edge Flap

 S 015-002
 (1)  
If the flap is installed, do this task: "Inboard Flap Track Fairing Removal" (Ref 27-51-32/401).

 S 865-003

 (2)  
If the flap is installed, retract the flaps:

 (a)  
Do this task: "Pressurize Hydraulic System B" (Ref 27-51-00/201).
　
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