Service difficulty report · Floor Panel · Boeing 7377H4

Difficulty date
April 19, 2023
Submitted
May 25, 2023
Operation
Air carrier
Aircraft
N959WN
Make and model
Boeing 7377H4
Aircraft serial
36674
Aircraft time
38,285 hours, 23,370 cycles
Part
Floor Panel
Condition
Pulled
Location
Zn 100 Fus Lower
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 241RF UPPER SKIN HAS AREAS OF PULLED STRANDS.<[01] IDENTIFIED 241RF PANEL IAW SRM 53-00-50-0I-1 PARA FIGURE 5; TABLE 5.<BR><BR>FOUND DAMAGE TO BE OUT OF ALLOWABLE LIMITS IAW SRM 53-00-50-1A-1 PARA 4.F.<BR><BR>WILL PERFORM WORK IAW SRM 53-00-50-2R-0<BR><BR>FABRICATED NEW FLOORBOARD PANEL USING BMS 4-17 TY6 LOT: 1522265-1<BR>INSTALLED 32EA INSERTS USING BMS 5-107 LOT: AK2KP8383K-1<BR>CURED USING THERMOMETER ATS2208 DUE: 10/2023 IAW SRM 53-00-50-2R-0 PARA 1.A.NOTE & PARA 5.S.(1) ALONG WITH DWG 146A5810 SHEET 466;[02] VALIDATED APPLICABILITY OF SRM 53-00-50-2R-0.;[03] ATTACHED CURE SHEET TO THIS FAULT RECORD.;[04] VERIFIED CORRECTIVE ACTION #1<BR>VERIFIED CURE TAPE

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