Service difficulty report · Floor Panel · Boeing 7377H4

Difficulty date
February 12, 2023
Submitted
March 13, 2023
Operation
Air carrier
Aircraft
N289CT
Make and model
Boeing 7377H4
Aircraft serial
36633
Aircraft time
50,940 hours, 30,659 cycles
Part
Floor Panel
Condition
Broken
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

FWD CABIN FLOOR PANEL 221BF HAS BROKEN TANG ON AFT I/B END<[01] IDENTIFIED PANEL MATERIAL IAW SRM 53-00-50-0I-1 FIG 2 TABLE 2.<BR>FOUND DAMAGE TO BE OUT OF ALLOWABLE LIMITS IAW SRM 53-00-50-1A-1 PARA 4.F.<BR>DAMAGE WILL BE REPAIRED IAW SRM 53-00-50-2R-6.<BR>REMOVED 5EA THROUGH INSERTS TO FACILITATE REPAIRS IAW SRM 53-00-50-2R-6 PARA 3.B.<BR>REMOVED DAMAGED SKINS AND CORE; CLEANED REPAIR AREA IAW SRM 53-00-50-2R-6 PARA 3C-E.[04] FABRICATED CORE PLUG USING BMS 8-124C4T5G9 LOT#1287137 AND UPPER SURFACE REPAIR PLIES USING BMS 9-3H2 LOT#1495277-1 IAW SRM 53-00-50-2R-6 PARA 3F-G.<BR>OK TO INSTALL.;[10] INSTALLED LOWER REPAIR PLIES USING BMS 8-201TY3 LOT#AK2EP8210K; VACUUM BAGGED; LEAK CHECK GOOD WITH VACUUM GAUGE ID:ATS2798 CAL DUE 10/2023 IAW SRM 53-00-50-2R-6 PARA 3K-L.

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