Service difficulty report · Floor Panel · Boeing 7377H4

Difficulty date
July 9, 2022
Submitted
August 10, 2022
Operation
Air carrier
Aircraft
N951WN
Make and model
Boeing 7377H4
Aircraft serial
36665
Aircraft time
39,132 hours, 23,683 cycles
Part
Floor Panel
Condition
Delaminated
Location
Fuselage
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

FLOOR PANEL 221DF HAS DELAMINATION ON LOWER SURFACE / [01] IDENTIFIED PANEL MATERIAL IAW SRM 53-00-50-0I-1 FIG 2 TABLE 2.<BR><BR>FOUND DAMAGE TO BE OUT OF ALLOWABLE LIMITS IAW SRM 53-00-50-1A-1 PARA 4.F.<BR><BR>DAMAGE WILL BE REPAIRED IAW SRM 53-00-50-2R-1.<BR><BR>REMOVED DAMAGED SKIN ON LOWER SURFACE; CLEANED REPAIR AREA AND FABRICATED REPAIR PLIES USING BMS 9-3H2 LOT#1493221-1 IAW SRM 53-00-50-2R-1 PARA 3.A; 3.C; 3.E-3.F; & 3.J - 3.K.(1).<BR><BR>OK TO INSTALL REPAIR PLIES.;[02] VALIDATED APPLICABILITY OF REPAIR TO BE COMPLETED IAW SRM 53-00-50-2R-1.;[03] VERIFIED CORRECTIVE ACTION 1 AND 2 OK TO INSTALL REPAIR PLIES<BR><BR>VALIDATED APPLICABILITY OF REPAIR TO BE COMPLETED IAW SRM 53-00-50-2R-1.;[04] INSTALLED REPAIR PLIES USING RESIN BMS 8-201 (EPOCAST 50A /946) LOT # 1494809-1; VACUUM BAGGED AND COMPLETED SUCCESSFUL BLEED DOWN TEST ALL IAW SRM 53-00-50-2R-1 PARA 3.K(1) & 3.L (1).<BR><BR>VACUUM GUAGE ID: ATS2545 CAL DUE DATE: 08/2022.;[05] VERIFIED CORRECTIVE ACTION 4;[06] CURED REPAIR PLIES UNDER HEAT LAMP USING THERMOMETER ID: ATS2209 CAL/DUE: 10/2022 'AND REMOVED VACUUM BAG' IAW SRM 53-00-50-2R-1 PAR. 3.M.(1);[07] RII VERIFIED CORRECTIVE ACTION ITEM 6.;[08] VERIFIED COMPLETION OF REPAIR ON LOWER SURFACE DELAMINATION OF PANEL 221DF PER SRM 53-00-50-2R-1;[09] JOB COMPLETE

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