Service difficulty report · Skin · Boeing 75733N

Difficulty date
November 22, 2024
Submitted
November 27, 2024
Operation
Air carrier
Aircraft
N77867
Make and model
Boeing 75733N
Aircraft serial
32592
Aircraft time
69,227 hours, 20,496 cycles
Part
Skin
Part number
2024T3
Condition
Dented
Location
Zone 100
Stage of operation
IN
How discovered
V
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

FOUND REPAIR SKIN DOUBLER DENTED APPROXIMATELY 6 FT FWD OF DOOR #2L. DENTED DOUBLER IS LIFTING AFT UPPER AND LOWER CORNERS OF DOUBLER AND DRAWING SKIN INTO DENT AT AFT SIDE OF DOUBLER. PERFORMED GVI OF AREA APPROX. 24" SURROUNDING DAMAGED FUSELAGE SKIN AND DOUBLER, NO OTHER DEFECTS NOTED. MAX DEPTH OF DAMAGED DOUBLE PLATE IS .189" DEEP. REF AVO 13867 REV A, ACP STEP 4. NO DEFECTS FOUND BEYOND WHAT WAS REPORTED IN "REASON" STATEMENT.NO LOOSE, DISTORTED, OR MISSING FASTENERS DUE TO DENT. NO PEFORMED, BUCKLED, DENTED, CRACKED OR CORRODED STRUCURE. REQUIRES FUSELAGE NDT INSPECTIONS REF STEPS 5 THRU 10 (C). NEED TO C/W AVO13687 REV. A STEPS 1, 2, AND 3. COMPLIED WITH AVO13687 REV. A STEPS 1, 2, & 3. NO OTHER DEFECTS NOTED SURROUNING THE DENTED DOUBLER AND FUSELAGE SKIN. C/W AVO13687 REV. A STEPS 5 THRU 10.C, ACP HFEC REF 757 NDT PT.6 51-00-00 PROC.19. NO HFEC DEFECTS NOTED. DURING HFEC NOTED MULTIPLE REPAIR DOUBLER FASTENER BUCKTAILS UNDER/OVER DRIVEN, INCLUDES 2 AT ST16L, 12 TOTAL. ACCOMPLISED STEP 11 A, B, & C PER AVO13687 REV. A. NO DEFECTS NOTED. REMOVED EXISTING REPAIR BETWEEN STA 600-620, STR 17-16 LEFT. SEE SRM 53-00-01-2R-29 FOR REPAIR LAYOUT.

More about the Boeing 757-33N