Service difficulty report · Floor Panel · Boeing 7377Q8

Difficulty date
May 18, 2022
Submitted
June 16, 2022
Operation
Air carrier
Aircraft
N7876A
Make and model
Boeing 7377Q8
Aircraft serial
29355
Aircraft time
50,771 hours, 27,451 cycles
Part
Floor Panel
Condition
Damaged
Location
Cabin Floor
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 PASSENEGER CABIN FLOOR PANEL P/N 141A5810-582 HAS RIPPED OUT INSERTS ALONG BOTH O/B EDGES. (MARKED) / REMOVED DAMAGED SKIN; REMOVED LOOSE PIECES OF CORE; AND CLEANED REPAIR AREA IAW SRM 53-00-2R-1 PARA 3(A-D AND F).APPLIED POTTING BMS 5-28 TYPE 19 IAW SRM 53-00-50-2R-1 PARA 3.G.CURED POTTING WITH THERMOMETER ID:ATS2402 CAL DUE 06/2022; SANDED SMOOTH TO SURFACE; CLEANED REPAIR AREA AND FABRICATED REPAIR PLIES USING BMS 9-3H2 LOT#1491986 IAW SRM 53-00-50-2R-1 PARA 3H-K INSTALLED REPAIR PLIES USING BMS 8-201 LOT#AK1KP9161K; VACUUM BAGGED; LEAK CHECK GOOD WITH VACUUM GAUGE ID: ATS2545 DUE:08/2022 IAW SRM 53-00-50-2R-1 PARA K(1) K(1).: IAW SRM 53-00-50-2R-1 PARA 3K(1);L(1)CURED REPAIR PLIES USING THERMOMETER ID: ATS2208 DUE:10/2022 AND UNBAGGED IAW SRM 53-00-50-2R-1 PARA 3.M.; FOUND ADDITIONAL DAMAGE AT L/H EDGE; 2.75' FROM FWD EDGE.<BR>REMOVED APPROX. 0.5' DIAMETER DAMAGED PLIES; FABRICATED REPAIR PLIES FROM BMS 9-3 TY H3 LOT# 1491986 INSTALLED REPAIR PLIES USING BMS8-201 TY3 LOT#AK1LP3050K SCALE ID : ATS2276 DUE DATE : 03/2023; VACUUM BAGGED; CHECKED FOR LEAKS USING VACUUM GAUGE ID : ATS2438 DUE DATE : 03/2023. LEAK CHECK GOOD IAW SRM 53-00-50-2R-1.PARA 3.K.(1); L.(1).; CURED REPAIR PLIES USING THERMOMETER ID : ATS1776 DUE DATE : 08/2022; UNBAGGED.<BR>INSTALLED 4EA INSERTS USING BMS 5-107 LOT#AK0KP9324K; CURED USING THERMOMETER ID : ATS1776 DUE DATE : 08/2022.<BR>IAW SRM 53-00-50-2R-1.PARA 3.M-N; DWG 141A5810-582.

More about the Boeing 737-7Q8