Service difficulty report · Floor Panel · Boeing 7377Q8

Difficulty date
May 10, 2022
Submitted
June 8, 2022
Operation
Air carrier
Aircraft
N7875A
Make and model
Boeing 7377Q8
Aircraft serial
29354
Aircraft time
50,797 hours, 27,672 cycles
Part
Floor Panel
Condition
Pulled
Location
Fuselage
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 PASSENGER PANEL P/N 141A5810-479 UPPER SKIN HAS AREAS OF PULLED STRANDS.DAMAGED AREAS EXCEED ALLOWABLE DAMAGE LIMITS IAW SRM 53-00-50-1A-1 PAR.4 B.DAMAGE IS TO BE REPAIRED IAW SRM 53-00-50-2R-1.REMOVED ALL THROUGH AND BLIND INSERTS AND REMOVED DAMAGE IN MULTIPLE AREAS ON UPPER SURFACE MEASURING 48'X32'; AND 1'X1'; CLEANED WITH NO CONTAMINATION NOTED IAW SRM 53-00-50-2R-1 PAR.3 A-F. APPLIED POTTING BMS 5-28TY19 LOT#AK2AP8108K; CURED AND SANDED SMOOTH TO SURFACE IAW SRM 53-00-50-2R-1 PARA 3G-I. CLEANED REPAIR AREA; FABRICATED REPAIR PLIES OUT OF BMS 9-3 ST 1581 LOT#1475360-2 IAW SRM 53-00-50-2R-1 PAR 3J-K(1) INSTALLED REPAIR PLIES USING BMS8-201 TYPE III LOT#AK1JP9149K; VACUUM BAGGED; LEAK CHECKED GOOD IAW SRM 53-00-50-2R-1 PAR.3 K(1)-L(1)

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