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 ALL  ú ú 01 Page 516 ú Feb 18/00
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400 MAINTENANCE MANUAL
 S 905-065
 CAUTION: REPLACE OR REPAIR A DOOR WHICH DOES NOT RELEASE IN THE LIMIT.
_______ DAMAGE CAN OCCUR TO TE FAIRING DOOR IF PRESSURE RELIEF DOORS ARE RESTRAINED DURING EXCESSIVE PRESSURE.
 (4)  If release load, as measured by push/pull gage, is not within limits do these steps:
 (a)  
Examine the latch, the hinges, the door and the frame for interference or damage.

 (b)  
Remove all blockage. Repair or replace the damaged component as required.

 S 415-066
 (5)  
If release load, as measured by push/pull gage, is within limits, close the pressure relief door.

 S 205-093

 (6)  
Do a check of the lower aft pressure relief door hinge clearance with the diagonal brace.

 (a)  Trim the lower hinge arm, if necessary to insure a minimum 0.20 inch clearance between hinge and diagonal brace with the door closed (Figure 501, Sh. 7).

 (7)  
Close the TE fairing doors (AMM 54-62-00/201).

 S 415-067
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 54-62-02
 ALL  ú ú 01 Page 517 ú Oct 10/97
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747-400 MAINTENANCE MANUAL
 TRAILING EDGE FAIRING DOORS - REMOVAL/INSTALLATION
__________________________________________________
 1.  General
_______
 A.  This procedure contains the data to remove and install the trailing edge (T/E) fairing doors.
 B.  Disconnect the door and hinges from the skirt beam and remove as one unit.
 C.  Do a check of the door adjustment after you install the T/E fairing doors.
 TASK 54-62-03-004-001
 2.  Remove the T/E Fairing Door (Fig. 401)
___________________________
 A.  References
 (1)  
54-62-00/201, Nacelle Strut Access Panels (Opening/Closing)

 (2)  
IPC 54-62-03 Fig. 1 and 2

 B.  Access
 (1)  Location Zone
 454 Nacelle Strut 1 - Aft Fairing
 464 Nacelle Strut 2 - Aft Fairing
 474 Nacelle Strut 3 - Aft Fairing
 484 Nacelle Strut 4 - Aft Fairing

 C.  Procedure
 S 014-002
 (1)  Open the T/E fairing door (Ref 54-62-00/201).
 NOTE: Do not use the support rod to hold the door open.
____
 S 034-003
 (2)  Tightly hold the T/E fairing door and remove the nuts, washers, and bolts that attach the hinge fittings to the hinge supports.
 NOTE: The outboard struts have five hinge locations, and the
____ inboard struts have four hinge locations.
 S 024-004
 (3)  Remove the door from the nacelle strut.
 TASK 54-62-03-404-005
 3.  Install the T/E Fairing Door (Fig. 401)
____________________________
 A.  References
 (1)  
AMM 54-62-03/501, Trailing Edge Fairing Doors

 (2)  
IPC 54-62-03 Fig. 1 and 2

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747-400
MAINTENANCE MANUAL

HINGE (4 LOCATIONS INBD STRUT

FAIRING DOOR

ON OUTBOARD STRUTS, WASHERS ARE INSTALLED ONLY ON FORWARD AND AFT HINGE BOLTS
A ONE-PIECE HINGE FITTING
IS INSTALLED ON SOME
AIRPLANES
Trailing Edge Fairing Door Installation Figure 401
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 54-62-03
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747-400
　
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