Service difficulty report · Panel · Boeing 7377BD

Difficulty date
December 30, 2022
Submitted
January 26, 2023
Operation
Air carrier
Aircraft
N7713A
Make and model
Boeing 7377BD
Aircraft serial
33919
Aircraft time
57,380 hours, 30,141 cycles
Part
Panel
Condition
Damaged
Location
Zone 100
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

PANEL 621DB HAS ELONGATED FASTENER HOLE (MARKED)<[01] IDENTIFIED PANEL 621DB MATERIAL IAW SRM 57-41-01-0I-4 FIG. 5 TABLE 5 ITEM 2. DAMAGE EXCEEDS ALLOWABLE DAMAGE LIMITS IAW SRM 57-41-01-1A-1 PAR. 4.A(4)(C). DAMAGE IS REPAIRABLE IAW SRM 51-70-04-2R-9 AS DIRECTED BY SRM 57-41-01-2R-1 PAR. 2.B(2).<BR><BR>REMOVED 1EA BACKUP PLATE IAW SRM 51-40-02-0G-0 PAR. 4.E.<BR><BR>REMOVED BONDED ALUMINUM FOIL IAW SRM 51-70-14-2R-3 PAR. 4.A(2)(B-D).<BR><BR>REMOVED DAMAGE IAW SRM 51-70-04-2R-9 PARA 4.A-C AND TAPER SANDED HOLE AS GIVEN IN FIG. 201. <BR><BR>OKAY TO APPLY LAMINATING RESIN CHOPPED FIBER MIX PER SRM 51-70-04-2R-9 PAR. 4.D-E.[06] FABRICATED AND INSTALLED REPAIR PLIES USING BMS 9-3 ST1581 LOT#1502472-1 AND RESIN LOT#JH2EAA8895. VACUUM BAGGED REPAIRS; LEAK CHECKED GOOD USING VACUUM GAUGE ID: ATS2798 CAL DUE: 10/2023 AND SET TO CURE USING HOT BOND MACHINE ID: ATS532 CAL DUE: 06/2023 IAW SRM 51-70-04-2R-9 PARA 4.G-M.;[10] FABRICATED ALUMINUM FOIL REPAIR PLY BMS 8-289 LOT#1507307-1; INSTALLED USING ADHESIVE BMS 5-128 LOT#JH2FAL7046. VACUUM BAGGED AND COMPLETED LEAK CHECK USING PRESSURE GAUGE ID:E11543 CAL DUE DATE: 09/2023; IAW SRM 51-70-14-2R-3 PARA 4.A (3)-(5)(11).

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