Service difficulty report · Floor Panel · Boeing 73776Q

Difficulty date
January 21, 2023
Submitted
February 16, 2023
Operation
Air carrier
Aircraft
N565WN
Make and model
Boeing 73776Q
Aircraft serial
30282
Aircraft time
56,383 hours, 37,305 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

FLOOR PANEL 231XF UPPER SURFACE HAS MULTIPLE AREAS OF PULLED STRANDS.<[01] IDENTIFIED PANEL 231XF MATERIAL IAW SRM 53-00-50-0I-1 FIG 4 TABLE 4 AND DWG: 144A5810 ID: 0007.<BR><BR>PANEL IS BEYOND ALLOWABLE DAMAGE LIMITS IAW SRM 53-00-50-1A-1 PARA 4.C AND 4.F.<BR><BR>OK TO FABRICATE A NEW PANEL IAW SRM 53-00-50-2R-0 PARA 1.A.;[02] UPDATED MEASUREMENTS;[03] FABRICATED NEW FLOOR PANEL AND LOCATED INSERT HOLES USING BMS4-17 TYVI LOT#1496139-1 IAW SRM 53-00-50-2R-0 PARAGRAPH 5.S(1) (A-C) AND BAC DWG 144A5810 ID:0007.;[04] FINISHED FABRICATION OF FLOOR PANEL 231XF; INSERTS INSTALLED USING BMS5-107 LOT#1513635-1 AND CURED USING HEAT LAMP AND THERMOMETER ATS2208 CAL DUE DATE 10/2023 IAW SRM 51-70-05-2R-0 PARA 1A(NOTE) AND BOEING DWG 144A5810-7;[05] INSPECTED AND VERIFIED CORRECTIVE ACTIONS. JOB COMPLETE.<BR><BR>VERIFIED MEASUREMENTS TABLE.

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