Service difficulty report · Floor Panel · Boeing 7377H4

Difficulty date
July 13, 2021
Submitted
August 18, 2021
Operation
Air carrier
Aircraft
N444WN
Make and model
Boeing 7377H4
Aircraft serial
29839
Aircraft time
61,121 hours, 35,983 cycles
Part
Floor Panel
Condition
Damaged
Location
Cabin
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 241DF HAS DAMAGE AT THE CORNER ; / [01] IDENTIFIED FLOOR PANEL 241DF IAW SRM 53-00-50-0I-1 FIGURE 4. TABLE 4. <BR><BR>FOUND DAMAGE TO BE OUT OF ALLOWABLE DAMAGE LIMITS IAW SRM 53-00-50-1A-1 PARA 4.C.(3).(A).<BR><BR>DAMAGE IS TO BE REPAIRED IAW SRM 53-00-50-2R-1<BR><BR>REMOVED 2 EA THROUGH INSERTS TO FACILITATE REPAIR IAW SRM 53-00-50-2R-1 PARA 3.A.-B.<BR><BR>REMOVED DAMAGED FACE SHEET FROM APPROX. 2 INCH BY 2.5 INCH AREA WITH NO CONTAMINATION NOTED AND CLEANED IAW SRM 53-00-50-2R-1 PARA 3.C.-F. OKAY TO POT OPEN CORE CELLS.; [02] VERIFIED APPLICABILITY OF REPAIR TO PANEL 241DF TO BE COMPLETED IAW SRM 53-00-50-2R-1.; [03] VERIFIED MATERIAL ID PER SRM 53-00-50-0I-1<BR><BR>VERIFIED DAMAGE IS OUT OF ALLOWABLE DAMAGE LIMITS PER SRM 53-00-50-1A-1<BR><BR>VALIDATED REPAIR PER SRM 53-00-50-2R-1<BR><BR>VERIFIED DAMAGE REMOVAL WITH NO CONTAMINATION NOTED AND CLEANING PER SRM 53-00-50-2R-1<BR><BR>OK TO POT OPEN CORE CELLS; [04] APPLIED POTTING TO OPEN CORE CELLS USING BMS 5-28 TY 19 LOT# AK0DP4131K AND SET TO CURE IAW SRM 53-00-50-2R-1 PARA 3.G.-H.<BR><BR>THERMOMETER: ID - ATS2209 S/N - 4330739WS; [05] CURED POTTING COMPOUND; SANDED TO CONTOUR. FABRICATED REPAIR PLIES FROM BMS9-3 TYH2 LOT#1458851-1 IAW SRM 53-00-50-2R-1.PARA 3.H-K.(1). OK TO INSTALL

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