S 864-025
 WARNING: MAKE SURE THAT PERSONS AND EQUIPMENT ARE CLEAR OF THE TRAILING
_______ EDGE FLAPS, THE LEADING EDGE FLAPS AND SLATS AND THE DRIVE MECHANISMS BEFORE YOU MOVE THE FLAP CONTROL LEVER. THIS CAN CAUSE INJURY TO PERSONS AND DAMAGE TO EQUIPMENT.
 (3)  
Move the flap control lever to the flaps position 0 (flaps up) detent to retract the flaps.

 S 864-027

 (4)  
Do this task to depressurize hydraulic system B: "Depressurization of Hydraulic System A, B, or Standby" (Ref 29-15-00/201).

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A
737-300/400/500MAINTENANCE MANUAL
 OUTBOARD FLAP TRACK FAIRINGS - ADJUSTMENT/TEST
______________________________________________
 1.  General_______
 A.  There is one task in this procedure: an adjustment of the outboard flap track fairings. This procedure is applicable to the two movable fairings on the outboard flaps.
 TASK 27-51-52-825-001
 2.  Outboard Flap Track Fairings Adjustment_______________________________________
 A.  References
 (1)  
27-51-00/201, Trailing Edge Flap System

 (2)  
27-51-39/401, Outboard Aftflap

 (3)  
33-42-11/501, Outboard Landing Lights

 B.  
Access

 (1)  
Location Zone 307, 407 Wing Trailing Edge, Outboard Flap and Spoilers

 C.  
Procedure

 S 825-016
 (1)  
Do this task to make sure the aftflap adjustment is correct: "Outboard Aftflap Installation" (Ref 27-51-39/401).

 S 865-002

 (2)  
Retract the trailing edge flaps:

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

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

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

 S 225-003
 (3)  
Measure the clearance between the trailing edge of the aftflap and the top of the fairing (Fig. 501):

 (a)  
Make sure the clearance is a maximum of 0.10 inch.

 (b)  
If the clearance is more than 0.10 inch, adjust the fairing:

 1)  Do this task: "Pressurize Hydraulic System B" (Ref 27-51-00/201).
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737-300/400/500MAINTENANCE MANUAL
SEE A
SUPPORT STRUT (EXAMPLE) A SEE B 
A 
(EXAMPLE) SUPPORT ARM 
FAIRING SEE C  A 
CLEVIS ARM BELLCRANK  HEAD OUTBOARD) (INSTALL WITH THE BOLT 
PUSHROD AFTFLAP 
AFTFLAP ATTACH FITTING 
FWD  B  BOLT (INSTALL WITH THE HEAD UP) 
Figure 501 (Sheet 1) Outboard Flap Track Fairings Adjustment 

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737-300/400/500
MAINTENANCE MANUAL

(FLAPS EXTENDED 40 UNITS)
A-A

(0.25-5.08 mm)
(THE CLEARANCE BETWEEN AFTFLAP LEADING
EDGE AND THE MIDFLAP TRAILING EDGE)

(FLAPS RETRACTED) A-A
FLIGHT ROLLER LOCATION  INCHES (mm) DIMENSION "B" 

OUTBOARD TRACKS (LEFT AND RIGHT WINGS)  0.23 -0.00/+0.10 (5.84 -0.00/+2.54) 
INBOARD TRACKS (LEFT AND RIGHT WINGS)  0.10 -0.00/+0.20 (2.54 -0.00/+5.08) 
　
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