Service difficulty report · Skin · Boeing 7377H4

Difficulty date
June 25, 2021
Submitted
July 26, 2021
Operation
Air carrier
Aircraft
N441WN
Make and model
Boeing 7377H4
Aircraft serial
29837
Aircraft time
60,854 hours, 35,872 cycles
Part
Skin
Condition
Cracked
Location
Bs 539 S22r
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

CRACK INDICATION FOUND ON OPEN HOLE LOC BS 539 RH AND STR-22R ; 2021-269908 / [01] TOOL USED CALIPER P/N 700-113-10 S/N 0019289 DUE DATE 25MAR22; [02] EA 21-153-01821 HAS BEEN APPROVED; ACTIVATED; AND ADDED AS A SUBTASK TO FAULT TTG8Q005KZZF.; [03] RAISED NEW FAULT TTG8Q005KZZF TO REPAIR CRACK; [04] RAISED NEW FAULT TTG8Q005KZZF TO REPAIR CRACK

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