SDR DALA2023012300471

Service difficulty report · Vapor Barrier · Boeing 7379

Difficulty date: September 19, 2022
Submitted: January 23, 2023
Operation: Air carrier
Aircraft: N950DZ
Make and model: Boeing 7379
Aircraft serial: 38690
Aircraft time: 31,669 hours, 10,452 cycles
System (JASC): 5710 · Wing Main, Frame Structure
Part: Vapor Barrier
Condition: Cracked
Stage of operation: IN
How discovered: O
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

(LOG 2415666) DURING OPERATION BY MALINDO AIR, THE PREVIOUS OPERATOR OF DAL AC 3950, A 7 INCHES LONG CRACK WAS FOUND ON RH WING CENTER SECTION REAR SPAR VAPOR BARRIER (LOWER RIGHT WEB), RBL 45.63 TO RBL 54.21. ACCOMPLISHED PERMANENT REPAIR ON LOWER RIGHT WEB VAPOR BARRIER IAW B737-900ER SRM 57-10-10-2R PROCEDURE 2 AND B737-900ER SRM 51-70-04 PROCEDURE 10 AND ER/A 602305-14 REV O.

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