Service difficulty report · Panel · Boeing 777222

Difficulty date
October 2, 2022
Submitted
October 3, 2022
Operation
Air carrier
Aircraft
N227UA
Make and model
Boeing 777222
Aircraft serial
30555
Aircraft time
78,825 hours, 9,246 cycles
Part
Panel
Part number
511DB
Condition
Damaged
Location
Edge
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

LEFT WING LEADING EDGE PANELS FOIL/MESH INSPECT {B777-20-3-7002} - PANEL 511DB HAS THE FOLLOWING DISCREPANCIES: OUTER SIDE SCREW HOLES HAVE COMPOSITE SHOWING NEAR THEM (MARKED IN RED); INNER SIDE HAS NUMEROUS AREAS OF ALUMINUM FOIL TAPE PEELED, BLISTERED, AND MISSING; ALSO 2 CORNERS (MARKED WITH RED TAPE) SHOWING COMPOSITE, POSSIBLE DAMAGE. UPDATED TO REFLECT MAJOR REPAIR STATUS. C/W RII INSPECTION FOR PERMANENT REPAIR TO THE BONDED ALUMINUM FOIL ON PANEL 511DB. REPAIRED WITH CONDUCTIVE ADHESIVE ALUMINUM FOIL TAPE (3M 1170) IAW SRM 51-70-14 REPAIR (3) PARAGRAPH (6). PERFORMED PERMANENT REPAIR TO THE BONDED ALUMINUM FOIL ON PANEL RESTORED FINISH TO FASTENER HOLES AND PANEL CORNERS REF 511DB. REPAIRED WITH CONDUCTIVE ADHESIVE ALUMINUM FOIL TAPE (3M AMM-51-21-10-300-801 1170) IAW SRM 51-70-14 REPAIR (3) PARAGRAPH (6). INSTALLED REPAIRED PANEL 511DB ON THE LEFT WING LEADING EDGE IAW AMM 57-41-10. MAJOR REPAIR PREVIOUS C/W ON EARLIER UPDATE WORK ACCOMPLISHED AFTER MAJOR REPAIR NOT RII.