Service difficulty report · Barrier · Boeing 7377BD

Difficulty date
March 2, 2023
Submitted
March 6, 2023
Operation
Air carrier
Aircraft
N7747C
Make and model
Boeing 7377BD
Aircraft serial
36091
Aircraft time
50,205 hours, 25,568 cycles
Part
Barrier
Condition
Cracked
Location
Zn 100 Fus Lower
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

SWA - WING CENTER SECTION REAR SPAR BS 663 VAPOR BARRIER (WHEEL WELL FWD BULKHEAD) - TLD) - CRACK AT RH WHEEL WELL VAPOR SEAL @ RBL 42 ( 5 INCH + 2 INCH ); RBNL 46 ( 2 INCH)<[01] PERFORMED TEMP REPAIR OF R/H REAR SPAR VAPOR BARRIER PER SRM 57-10-10-1A-2.<BR>VISUAL INSPECTION REQUIRED OF REPAIR AREA AT 1200 FLIGHT CYCLE INTERVALS OR MORE FREQUENTLY PER. SRM 57-10-10-1A-2.;[02] COMPLIED WITH SRM 57-10-10-1A-2

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