Service difficulty report · Frame · Boeing 7377H4

Difficulty date
October 13, 2021
Submitted
November 23, 2021
Operation
Air carrier
Aircraft
N421LV
Make and model
Boeing 7377H4
Aircraft serial
32452
Aircraft time
66,257 hours, 38,933 cycles
Part
Frame
Condition
Cracked
Location
Fuselage
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 FRAME LOCATED BS747 BTW STR9L TO STR10L AT PASSENGER CABIN ; 2021-460783 CRACK LOC FRAME B747 BTW S-8L TO S-9L AT PASSENGER CABIN / [01] REPAIRED FRAME LOC BS 747 BTW S8L TO S9L PAX CABIN I.A.W EA # 1-A53-12144; [02] CORRECTED STEP 1 . REPAIRED FRAME BS 747 BTW S8L TO S9L I.A.W EA #1-A53-12144. SEE INDIVIDUAL STEP SIGN OFFS BELOW; [03] REPAIRED FRAME BS 747 BTW S8L TO S9L I.A.W EA #1-A53-12144. SEE INDIVIDUAL STEP SIGN OFFS BELOW<BR>STEP 2 COMPLETED ITEM RII

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