Service difficulty report · Floor Panel · Boeing 7377H4

Difficulty date
June 19, 2023
Submitted
July 12, 2023
Operation
Air carrier
Aircraft
N417WN
Make and model
Boeing 7377H4
Aircraft serial
29822
Aircraft time
71,145 hours, 42,399 cycles
Part
Floor Panel
Part number
UNKNOWN
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

CENTER CABIN FLOOR PANEL 242CF HAS A PULLED THROUGH INSERT<[01] IDENTIFIED FLOOR PANEL 242CF MATERIAL IAW SRM 53-00-50-0I-1 FIGURE 4 TABLE 4 AND BWG DWG 144A5810 ID: 0006.<BR><BR>DAMAGE EXCEEDS ALLOWABLE DAMAGE LIMITS IAW SRM 53-00-50-1A-1 PARAGRAPH 4.F. <BR><BR>DAMAGE TO FLOOR PANEL IS BEYOND ECONOMICAL REPAIR AND MAY BE REPLACED BY FABRICATING A NEW PANEL IAW SRM 53-00-50-2R-0 PARAGRAPH 1.A (NOTE).<BR><BR>FABRICATED NEW FLOOR PANEL BMS4-17 TYVI LOT# 1527035-1 IAW SRM 53-00-50-2R-0 PARA 4.A(2) AND BWG DWG 144A5810 ID:0006.<BR><BR>INSTALLED INSERTS USING BMS 5-107 LOT#AK2KP8383K-1 AND PART MARKED PANEL IAW BAC5085 PARA 8.4.2.2(A-G) AND BWG DWG 144A5810 ID:0006.<BR><BR>INSERTS NEED CURE.;[02] CURED BMS 5-107 FOR INSERTS MONITORING WITH THERMOMETER ID: ATS2208 CAL DUE: 10/2023 IAW BAC5085 PARA 8.4.2.2(H).;[03] VERIFIED CORRECTIVE ACTIONS 1 AND 2<BR><BR>VERIFIED MEASUREMENTS TABLE;[04] UPLOADED CURE SHEET. JOB COMPLETE;[05] VERIFIED CORRECTIVE ACTION 4

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