(f)  
Install the washers and nuts hand tight.

 (g)  
Tighten the inboard and the outboard bolts to 360-420 pound-inches.

 (h)  
Tighten the bolt at the center position until the outer ring of the torque indicating washer does not turn: 1) The maximum torque on the bolt is 1300 pound-inches. 2) If the torque indicating washer can turn, the bolt holes

 are not aligned.

 (i)  
Install the lockwire on the bolts.

 S 164-015
 (8)  
Clean the area around the bolt heads.

 S 394-016

 (9)  
Apply a bead of the sealant around the bolt heads.

 F.
Put the Airplane Back to its Usual Configuration

 S 644-030
 (1)  
Do the steps to lubricate the inboard trailing flaps if it is necessary (AMM 12-22-51/301).

 S 414-017

 (2)
Install the access panel 8117L or 8817R if it is necessary.

 S 434-018

 (3)
Do this task: "Transmission Installation" (AMM 27-51-71/401).

 S 434-019

 (4)
Do this task: "Inboard Flap Installation" (AMM 27-51-04/401).

 S 414-020

 (5)  
Do this task: "Flap Track Fairing Installation" (AMM 54-51-01/201).

 TASK 27-51-27-004-021
 4. Inboard Flap Inboard Track Removal
__________________________________
 A. References
 (1)  
AMM 27-51-04/401, Inboard Trailing Edge Flap

 (2)  
AMM 27-51-71/401, Flap Transmission

 B.
Access

 (1)  
Location Zone 309 Left Wing Trailing Edge Inboard Flap and Spoilers 409 Right Wing Trailing Edge Inboard Flap and Spoilers

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 27-51-27
 ALL  ú ú 02 Page 409 ú Jul 15/98
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
 C. Procedure
 S 034-022
 (1)
Do this task: "Inboard Flap Removal" (AMM 27-51-04/401).

 S 034-023

 (2)
Do this task: "Transmission Removal" (AMM 27-51-71/401).

 S 024-024

 (3)  
Remove the inboard flap inboard track (Fig. 402):

 (a)  
Remove the two bolts that attach the flap track to the aft support fitting.

 (b)  
Remove the bolts that attach the track to the landing gear beam.

 (c)  
Remove the flap track from the airplane.

 TASK 27-51-27-404-025
 5.  Inboard Flap Inboard Track Installation_______________________________________
 A. Consumable Materials
 (1)  
A00490 Sealant - BMS 5-95, Class B

 (2)  
C00308 Corrosion Preventive Compound - MIL-C-11796, Class 3

 (3)  
C00325 Primer - BMS 10-11, Type I

 B.
References

 (1)  
AMM 12-22-51/301, Trailing Edge Flap System Lubrication - Servicing

 (2)  
AMM 27-51-04/401, Inboard Trailing Edge Flap

 (3)  
AMM 27-51-27/601, Inboard Flap Tracks

 (4)  
AMM 27-51-71/401, Flap Transmission

 C.
Access

 (1)  
Location Zone 309 Left Wing Trailing Edge Inboard Flap and Spoilers 409 Right Wing Trailing Edge Inboard Flap and Spoilers

 D.
Procedure

 S 224-026
 (1)  
If you will install used parts, do this task: "Inboard Flap Track Inspection" (AMM 27-51-27/601).

 S 424-027

 (2)  
Install the inboard flap inboard track (Fig. 402):

 (a)  
Attach the flap track to the landing gear beam. 1) Apply a layer of the corrosion preventive compound on the

 large diameter bolt. 2) Apply a layer of the sealant on the small diameter bolt. 3) Align the flap track with the landing gear beam. 4) Install the bolts with the heads inboard. 5) Install the washers and nuts.
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 27-51-27
 ALL  ú ú 02 Page 410 ú Mar 15/99
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
　
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