Service difficulty report · Floor Panel · Boeing 7377H4

Difficulty date
June 20, 2022
Submitted
July 29, 2022
Operation
Air carrier
Aircraft
N428WN
Make and model
Boeing 7377H4
Aircraft serial
29844
Aircraft time
66,134 hours, 39,057 cycles
Part
Floor Panel
Condition
Delaminated
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

CABIN FLOOR PANEL 231AF HAVE DELAMINATION IN MULTIPLES AREAS. / [01] MEASUREMENTS;[02] CLEANED DAMAGE AREA AND REPAIRED DAMAGE ARE AS MARKED WITH A PERMANENT REPAIR ON MAIN CABIN FLOOR PANEL #231AF UPPER SURFACE AS PER B737SRM 53-00-50-2R-1; MATERIALS USED PO#1690463 AND PO#1740319;[03] PERFORMED TAP TEST ON REPAIRED AREA; FOUND NO DELAMINATION AS PER B737 NDT 51-05-01 SECTION 3 AND 5;[04] VERIFIED REPAIR STEP 1; 2 & 3

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