SDR SWAA2023060143268

Service difficulty report · Floor Panel · Boeing 7377H4

Difficulty date: April 29, 2023
Submitted: June 1, 2023
Operation: Air carrier
Aircraft: N961WN
Make and model: Boeing 7377H4
Aircraft serial: 36962
Aircraft time: 37,902 hours, 23,158 cycles
System (JASC): 5321 · Fuselage Floor Panel
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 231UF UPPER SKIN HAS AREAS OF PULLED STRANDS.<[01] FABRICATED NEW FLOOR PANEL 231UF OUT OF BMS 4-23 TY2 LOT#1525675-1. INSTALLED INSERTS USING BMS 5-107 LOT#AK2KP8383K-1 AND CURED UNDER HEAT LAMP USING THERMOMETER ID:ATS2208 DUE:10/23. PART MARKED AND APPLIED TAPE ALL IAW SRM 53-00-50-2R-0 PARA 1.A(NOTE); 5.S; AND BDWG 143A5810-535.;[02] VERIFIED CORRECTIVE ACTION #1;[03] ATTACHED CURE SHEET TO THIS FAULT RECORD.;[04] VERIFIED CURE SHEET

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