Service difficulty report · Floor Panel · Boeing 7377H4

Difficulty date
July 7, 2022
Submitted
August 18, 2022
Operation
Air carrier
Aircraft
N202WN
Make and model
Boeing 7377H4
Aircraft serial
33999
Aircraft time
58,974 hours, 35,001 cycles
Part
Floor Panel
Part number
221EF
Condition
Pulled
Location
Pax 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

FWD FLOOR PANEL 221EF UPPER SURFACE OF FWD EDGE HAS AREA OF PULLED STRANDS. / REPAIRS TO BE ACCOMPLISHED IAW SRM 53-00-50-2R-1<BR><BR>REMOVED ALL INSERTS TO FACILITATE REPAIR IAW SRM 53-00-50-2R-1 PARA 3B<BR>REMOVED ALL DAMAGE NOTED AND CLEANED REPAIR AREAS IAW SRM 53-00-50-2R-1 PARA 3C-F OK TO POT EXPOSED CORE.;[02] VALIDATED APPLICABILITY OF SRM 53-00-50-2R-1.;[03] VERIFIED CORRECTIVE ACTION 1 COMPLETED OK TO POT EXPOSED CORE;[04] POTTED EXPOSED CORE WITH BMS5-28 TYPE 19 LOT#1488901-1; CURED AND SANDED POTTING FLUSH THEN CLEANED REPAIR AREA IAW SRM 53-00-50-2R-1 PARA 3G-J<BR><BR>USED THERMOMETER ATS2208 CAL DUE DATE 10/2022;[05] FABRICATED REPAIR PLIES FROM BMS9-3 H2 LOT#1493221-1; OK TO INSTALL IAW SRM 53-00-50-2R-1 PARA 3K;[06] VERIFIED CORRECTIVE ACTIONS 4 AND 5<BR><BR>] INSTALLED REPAIR PLIES USING BMS8-201 TYPE 4 LOT#1482288-1; VACUUM BAGGED; CHECKED FOR LEAKS; LEAK CHECKED GOOD AND SET FOR CURE IAW SRM 53-00-50-2R-1 PARA 3K-USED VACUUM GAUGE ATS2545 CAL DUE DATE 08/2022 CURED REPAIR USING THERMOMETER ATS2208 CAL DUE DATE 10/2022 AND TRIMMED EXCESS MATERIAL IAW SRM 53-00-50-2R-1 PARA 3M;[ INSTALLED INSERTS USING BMS 5-107 LOT#AK1KP9159K IAW SRM 53-00-50-2R-1 PAR 3.N AND BOEING DWG 141A5810-249.<BR>USED THERMOMETER ID:ATS2545 CAL DUE 08/2022;

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