Service difficulty report · Floor Panel · Boeing 73776N

Difficulty date
March 6, 2024
Submitted
April 4, 2024
Operation
Air carrier
Aircraft
N7731A
Make and model
Boeing 73776N
Aircraft serial
32677
Aircraft time
55,832 hours, 28,606 cycles
Part
Floor Panel
Part number
UNKNOWN
Condition
Pulled
Location
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

FLOOR PANEL 231XF UPPER SKIN HAS AREAS OF PULLED STRANDS.<[01] DUE TO EXTENT OF THE DAMAGE; FABRICATED NEW 231XF FLOOR PANEL FROM BMS4-17 TYPE 6 LOT#1555604-2; INSERTS INSTALLED USING BMS5-107 LOT#AK3BA2380A-A THEN CURED USING HEAT LAMP AND THERMOMETER ATS2209 CAL DUE DATE 10/2024; APPLIED TAPE AND PART MARKED PANEL IAW SRM 53-00-50-2R-0 PARA 1A(NOTE) PARA 4A; PARA 5S; TABLE 204 AND BOEING DWG:144A5810-126.;[02] VERIFIED CORRECTIVE ACTION 1.

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