Service difficulty report · Floor Panel · Boeing 7377H4

Difficulty date
November 27, 2021
Submitted
December 27, 2021
Operation
Air carrier
Aircraft
N455WN
Make and model
Boeing 7377H4
Aircraft serial
32462
Aircraft time
58,698 hours, 34,771 cycles
Part
Floor Panel
Part number
242UF
Condition
Corroded
Location
Cabin
Stage of operation
NR
How discovered
9
Nature of condition
O
Precautionary procedure
O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

CORRODED INSERTS (10 EA) ON PASSENGER CABIN FLOOR PANEL 242UF. FOUND DAMAGE TO BE OUT OF ALLOWABLE LIMITS IAW SRM 53-00-50-1A-1 PARA 4F. REMOVED DAMAGED PLIES AND CLEANED REPAIR AREA IAW SRM 53-00-50-2R-1 PARA 3A-F. APPLIED POTTING COMPOUND IAW SRM 53-00-50-2R-1 PARA 3G. INSTALLED REPAIR PLIES IAW SRM 53-00-50-2R-1 PARA 3.K.(1) AND L.(1). INSTALLED ALL REMOVED INSERTS, INSTALLED ONE DRAIN FITTING IAW SRM 53-00-50-2R-1 PARA 3.M.(1) AND N, DRAWING 147A5810 SHEET 95 AND BAC5010 PARA 8.2.19 FIGURE 2.

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