Service difficulty report · None · Boeing 74747UF

Difficulty date
April 30, 2022
Submitted
May 4, 2022
Operation
Air carrier
Aircraft
N477MC
Make and model
Boeing 74747UF
Aircraft serial
29255
Aircraft time
94,642 hours, 16,669 cycles
Part
None
Condition
None
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

CORROSION DAMAGES ON RH HST CENTER SECTION UPPER SKIN TOP SURFACE BETWEEN STAB STA 143.6 AND 172.4, STRINGER 3 TO 12(<P>1) REMOVE THE AFFECTED FASTENERS IAW SRM 51.40.02 REV 94 2) BLENDED OUT THE DAMAGE AREA IAW SRM 51-10-02 REV 94 3) PFM NOT INSP REFER TO JOB CARD ATTACHING SHEET NO 0325738 AND DATA SHEET NO 6918366-1 4) ACCOMPLISHED EI NO T2022A55M-1032 REV 2 5) CONDITION CHECK NORMAL AND JOB COMPLETED</P>)

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