27-51-02
 ALL  ú ú 04 Page 522 ú Jan 28/02
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A

757
MAINTENANCE MANUAL

 S 425-006
 (25)
 Install the MLG trunnion fairing (Ref 57-51-10).

 S 725-034

 (26)
 Do a test on the inboard TE flap.

 TASK 27-51-02-705-035
 3. Inboard Trailing Edge Flap Test
_______________________________
 A. References
 (1)  
06-44-00/201, Wing Access Doors and Panels

 (2)  
24-22-00/201, Electrical Power - Control

 (3)  
27-51-00/501, Trailing Edge Flap System

 (4)  
29-11-00/201, Pressurize/Depressurize Main Hydraulic System

 (5)  
32-00-15/201, Landing Gear Door Lock

 B.
Access

 (1)  
Location Zones 120 Main Equipment Center (Right) 143 Left MLG Wheel Well 211/212 Control Cabin 500/600 Left Wing/Right Wing 730/740 Main Landing Gear and Door (Left/Right)

 C.
Prepare for the Test

 S 215-036
 (1)  
Do a check on the trailing edge (TE) flaps and the leading edge (LE) slats to see that they are in the fully retracted position.

 S 215-007

 (2)  
Make sure that the flap control lever is in the zero (FLAPS UP) detent, and remove the DO-NOT-OPERATE tag from the flap control lever.

 S 865-037

 (3)  
Remove the DO-NOT-CLOSE tags and close these circuit breakers on the overhead panel, P11.

 (a)  
11B18, WARN ELEX B

 (b)  
11D31, HYDRAULICS PTU CONT

 (c)  
11H23, FLAP/SLAT ALTN DR SHUTOFF ARM

 (d)  
11J18, FLAP LOAD RELIEF

 (e)  
11J33, WARN ELEX A

 S 865-038
 (4)  
Remove the DO-NOT-CLOSE tags and close these circuit breakers on the power distribution panel, P6:

 (a)  
6D20, ALTN SLAT PWR

 (b)  
6D23, ALTN FLAP PWR

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 27-51-02
 ALL  ú ú 02 Page 523 ú Jun 20/95
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
757 MAINTENANCE MANUAL