Service difficulty report · Floor Panel · Boeing 7378H4

Difficulty date
May 21, 2023
Submitted
June 16, 2023
Operation
Air carrier
Aircraft
N8535S
Make and model
Boeing 7378H4
Aircraft serial
63596
Aircraft time
19,603 hours, 9,695 cycles
Part
Floor Panel
Part number
UNKNOWN
Condition
Delaminated
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

PASSENGER CABIN FLOOR PANEL 241E HAS DELAMINATION ON PANEL.<[01] IDENTIFIED FLOOR PANEL 241E MATERIAL IAW SRM 53-00-50-0I-1 FIGURE 6 TABLE 6.<BR><BR>DAMAGE EXCEEDS ALLOWABLE DAMAGE LIMITS IAW SRM 53-00-50-1A-1 PARAGRAPH 4.F. <BR><BR>DAMAGE IS REPAIRABLE IAW SRM 53-00-50-2R-1. <BR><BR>REMOVED 12EA BLIND INSERTS IAW SRM 53-00-50-2R-1 PARA 3.B.;[02] VALIDATED REPAIR PER SRM 53-00-50-2R-1;[03] REMOVED ALL REMAINING THROUGH INSERTS AND DAMAGED PLIES ON UPPER SURFACE AND CLEANED AREA IAW SRM 53-00-50-2R-1 PARA 3.A-C AND PARA 3.E-F.<BR><BR>FABRICATED REPAIR PLIES FROM BMS 9-3 TY H2 CL7 STYLE 1581 LOT#1526805-2 IAW SRM 53-00-50-2R-1 PARA 3.K. <BR><BR>OK TO INSTALL REPAIR PLIES.;[04] VERIFIED CORRECTIVE ACTIONS 1-3. VERIFIED APPLICABILITY OF SRM 53-00-50-2R-1 AND MEASUREMENT TABLE;[05] INSTALLED REPAIR PLIES USING BMS 8-201 LOT#1527294-1; VACUUM BAGGED; LEAK CHECK GOOD USING VACUUM GAUGE ID: E11543 DUE:09/2023 IAW SRM 53-00-50-2R-1 PARA 3.K-L.

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