Service difficulty report · Frame · Boeing 7377H4

Difficulty date
July 7, 2023
Submitted
August 4, 2023
Operation
Air carrier
Aircraft
N913WN
Make and model
Boeing 7377H4
Aircraft serial
29840
Aircraft time
49,236 hours, 29,953 cycles
Part
Frame
Part number
UNKNOWN
Condition
Cracked
Location
Zn 200 Fus Top
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 ON FRAME LOCATED BS 312AT LEVEL STR 5LAT FWD GALLEY AREA 2023-431241<[01] PERFORMED REPAIR ON BS 312 FRAME UPPER CHORD CRACK DAMAGE AT LBL 33 BETWEEN S-5L AND S-6L IAW EA M-22-153-01244 <BR>SEE TASK CARD: TTG8Q00M3J6Z;[02] PERFORMED REPAIR ON BS 312 FRAME UPPER CHORD CRACK DAMAGE AT LBL 33 BETWEEN S-5L AND S-6L IAW EA M-22-153-01244 <BR>SEE TASK CARD: TTG8Q00M3J6Z

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