Service difficulty report · Fairing · Boeing 7378H4

Difficulty date
July 17, 2022
Submitted
August 8, 2022
Operation
Air carrier
Aircraft
N8642E
Make and model
Boeing 7378H4
Aircraft serial
42525
Aircraft time
27,092 hours, 12,498 cycles
Part
Fairing
Condition
Delaminated
Location
R/H Wing
Stage of operation
IN
How discovered
9
Nature of condition
O
Precautionary procedure
K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

#6 FLAP TRACK AFT FAIRING HAS DELAMINATED AREA AT O/B SIDE / [01] IDENTIFIED #6 AFT FLAP TRACK FAIRING PANEL 642BB IAW SRM 57-53-70-0I-3 FIGURE 1-2; 4 AND 14; ITEM 1; TABLE 3 AND 12<BR><BR>DAMAGE IS OUT OF ALLOWABLE LIMITS IAW SRM 57-53-70-1A-1 FIGURE 101 AND 104; ZONE 1; PARA 4.A(5)<BR><BR>ENGINEERING IS REQUIRED DUE TO THE SIZE OF THE DAMAGE IS MORE THAN 3' DIA PER SRM 57-53-70-2R-1 PARA 4.A(1) AND 4.B(1); FIGURE 204; ZONE 1 AND TABLE 201<BR><BR>VISUALLY EXAMINED EXTENT OF DAMAGE; TAP TESTED - MULTIPLE DISBONDS NOTED; REMOVE 2EA AREAS OF DISBONDS; AREA #1; REMOVED 4.5' X 8.8' OF OUTER OB SURFACE PLY (1 PLY); AREA #2; [07] DUE TO DAMAGE IS OUT OF REPAIRABLE LIMITS ON #6 AFT FLAP TRACK FAIRING THE PART WAS REPLACED WITH A SERVICEABLE UNIT. IAW SRM 57-53-70-1A-1 AND AIPC 27-51-18-01 ITEM 425 AFT TAIL CONE AND AFT MOUNT STRUCTURE WILL BE TRANSFERRED TO NEW UNIT FROM OFF UNIT ON FAULT TTG8Q00DRFYY.

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