Service difficulty report · Panel · Boeing 7377Q8

Difficulty date
March 12, 2022
Submitted
April 18, 2022
Operation
Air carrier
Aircraft
N7877H
Make and model
Boeing 7377Q8
Aircraft serial
29359
Aircraft time
50,381 hours, 27,028 cycles
Part
Panel
Condition
Pulled
Location
L/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

L/W T/E PANEL 561CB HAS SEVERAL PULLED FASTENER HOLES (MARKED) / [01] IDENTIFIED PANEL MATERIAL IAW SRM 57-51-01-0I-1 FIG. 3; TABLE 3; ITEM 10. <BR><BR>FOUND DAMAGE TO BE OUT OF ALLOWABLE LIMITS IAW SRM 57-51-01-1A-1; PARA. 4.B.(5). <BR><BR>DAMAGE WILL BE REPAIRED ACCORDING TO SRM 51-70-04-2R-9; AS REQUIRED BY SRM 57-51-01-2R-1; PARA. 4.B.(2); TABLE 202. <BR><BR>COUNTERSUNK DAMAGED FASTENER HOLES TO REMOVE DAMAGE; TAP TESTED AREA - NO DISBONDS NOTED; CLEANED AND PREPARED REPAIR AREA ACCORDING TO SRM 51-70-04-2R-9; PARA'S 4.A THRU 4.C.;[02] VALIDATED REPAIR PER SRM 51-70-04-2R-9;[03] VERIFIED CORRECTIVE ACTIONS 1 AND 2<BR><BR>VALIDATED REPAIR PER SRM 51-70-04-2R-9;[04] POTTED FASTENER HOLES WITH 9390 RESIN LOT JH1GAA7833 AND MILLED GLASS FIBERS LOT 1437038-1 AND SET FOR CURE IAW SRM 51-70-04-2R-9 PARA 4 D-F<BR><BR>HOT BOND MACHINE ID NCX000526; S/N 12051216;[05] CURED SLURRY; SANDED SLURRY TO CONTOUR; PREPPED AND CLEANED REPAIR AREAS IAW SRM 51-70-04-2R-9 PARA 4.F-I;[06] FABRICATED REPAIR PLIES FROM BMS 9-3 (1581) LOT# 1475360-2; INSTALLED REPAIR PLIES WITH 9390 RESIN LOT# JH1GAA7833; VACUUM BAGGED AND SET FOR CURE IAW SRM 51-70-04-2R-9 PARA 4.J-M<BR><BR>HOT BONDER ID ATS532

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