Service difficulty report · Unknown · Boeing 74747UF

Difficulty date
May 17, 2023
Submitted
May 22, 2023
Operation
Air carrier
Aircraft
N499MC
Make and model
Boeing 74747UF
Aircraft serial
29260
Aircraft time
93,848 hours, 16,031 cycles
Part
Unknown
Condition
Unknown
Location
Unknown
Stage of operation
IN
How discovered
V
Nature of condition
O
Precautionary procedure
O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

FOUND M/D CGO FLOOR STRUCTURE CORROSION AT STA 480 BETWEEN 55.20 AND LBL 80.00(<P>1) REMOVE SUPPORT ANGLE IAW SRM 51-40-02-0G-0 REV 97. 2) FABRICATE SUPPORT ANGLE IAW EI T2023A53M-1033 REV 20, T2023A53M-1034 REV 0, T2023P53M-1023 & T2023P53M-1024 REV 0. 3) REPAIR DAMAGE AREA IAW EI T2023A53M-921 REV 1, SRM 53-00-51-2R-3 REV 97, BOEING DWG 284U1103 SH 14 REV -, 284U1103 SH 15 REV -, 284U1120 SH 6 REV -, 141U5348 SH 1 REV E. 4) PERFORM EI T2023A53M-921 REV 2 SEQUENCE C. 5) ACCOMPLISHED EI T2023A53M-921 REV 3, T2023A53M-1433 & T2023A53M-1034 REV 1 6) JOB COMPLETED AND CONDITION CHECK NORMAL</P>)

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