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 424-006
(1)
Tightly hold the T/E fairing door and set the door on strut with the hinge fittings in the hinge supports.
S 434-007
(2)
At five locations on the outboard struts and four locations on the inboard struts, do these steps:
(a)
Install the bolt, nut, and washers that attach the hinge to the hinge fitting.
(b)
Install the washers only on the forward hinge of outboard struts, below the bolt and nut.
S 824-009
(3) Do the procedure to adjust the T/E fairing door latches (AMM 54-62-03/501).
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A
747-400 MAINTENANCE MANUAL
TRAILING EDGE FAIRING DOORS - ADJUSTMENT/TEST
_____________________________________________
1. General_______
A. This procedure contains a task to adjust the trailing edge fairing door (T/E door).
(1)
The adjustment of the T/E door has these parts:
(a)
Do a check of the fair tolerances
(b)
Add or remove shims on the door hinges or latch shear fittings
(c)
Add or remove shims on the latch stops to adjust the latches
(d)
Tighten the latch tension adjusters
(e)
Do the check of the fair tolerances again.
(2)
The T/E doors have five latches on the inboard struts and nine latches on the outboard struts.
(3)
On the outboard struts, you must do a check of the gap between the doors and the thrust reverser fairings and the strut aft bulkhead.
(4)
The fair tolerances are checked to make sure the fit is correct and that the T/E door has the correct fit and aerodynamic smoothness.
TASK 54-62-03-825-001
2. Trailing Edge Fairing Door Adjustment (Fig. 501 and 502)_____________________________________
A. Consumable Materials
(1) A00964 Primer - BMS 10-11, type 1
B. References
(1)
AMM 54-62-00/201, Access Panels
(2)
IPC 54-62-03 Fig. 1 and 2
C. 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
D. Procedure
S 015-002
(1)
Open the T/E doors (AMM 54-62-00/201).
S 015-003
(2)
Push open the pressure relief doors for the visual inspection of the latches.
(3)
Tighten all the loose latch and hinge screws.
(4)
Close the T/E doors (AMM 54-62-00/201).
S 435-004
S 415-005
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747-400
MAINTENANCE MANUAL
Trailing Edge Fairing Door - Adjustment
Figure 501 (Sheet 1)
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A
747-400
MAINTENANCE MANUAL
A
THRUST REVERSER/ STRUT FAIRING
A-A
Trailing Edge Fairing Door - Adjustment Figure 501 (Sheet 2)
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