Service difficulty report · Floor Panel · Boeing 7377H4

Difficulty date
March 6, 2023
Submitted
April 12, 2023
Operation
Air carrier
Aircraft
N956WN
Make and model
Boeing 7377H4
Aircraft serial
36672
Aircraft time
38,869 hours, 23,696 cycles
Part
Floor Panel
Condition
Pulled
Location
Zn 200 Fus Top
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

PASS. CABIN FLOOR PANEL HAS PULLED FIBERS UPPER SURFACE DAMAGE IS ON PANEL 231GF<[01] IDENTIFIED 231GF PANEL IAW SRM 53-00-50-0I-1 PARA FIGURE 3; TABLE 3.<BR><BR>FOUND DAMAGE TO BE OUT OF ALLOWABLE LIMITS IAW SRM 53-00-50-1A-1 PARA 4.F.<BR><BR>WILL BE PERFORMING WORK IAW SRM 53-00-50-2R-0<BR><BR>FABRICATED NEW PANEL USING BMS 4-17 TY6 LOT: 1514505-1 IAW SRM 53-00-50-2R-0 PARA 1.A.NOTE ALONG WITH DWG 143A5810 SHEET 575<BR><BR>INSTALLED 34EA INSERTS USING BMS 5-107 LOT: AK2KP8383K<BR>CURE RESIN USING THERMOMETER ATS2208 DUE: 10/2023 IAW SRM 53-00-50-2R-0 PARA 5.S.(1) ALONG WITH DWG 143A5810 SHEET 575;[02] VALIDATED APPLICABILITY OF SRM 53-00-50-2R-0.;[03] CORRECTION FOR LINE 1 MEASUREMENT TABLE; CHANGED 'LENGTH AND WIDTH' TO REFLECT DAMAGED PANEL SIZE.<BR><BR>VERIFIED PROTECTIVE TAPE WAS APPLIED TO LOWER SURFACE IAW DRAWING 1433A5810 SHEET 575 'E' CODE E6659.<BR><BR>VERIFIED NEW FABRICATED PANEL WAS PARTMARKED IAW DRAWING 143A5810 SHEET 575 'E' CODES E8818 AND E8102.<BR><BR>JOB COMPLETE.;[04] VERIFIED CORRECTIVE ACTIONS 1-3<BR><BR>VERIFIED MEASUREMENTS TABLE<BR><BR>VALIDATED APPLICABILITY OF SRM 53-00-50-2R-0

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