SDR Y2PA201911265044

Service difficulty report · Skin · Amd FALCON20

Difficulty date: November 25, 2019
Submitted: November 26, 2019
Operation: Air carrier
Aircraft: N811AA
Make and model: Amd FALCON20
Aircraft serial: 187
Aircraft time: 25,266 hours, 19,934 cycles
System (JASC): 5330 · Fuselage Main, Plate/Skin
Part: Skin
Condition: Corroded
Location: Frames 18-19
Stage of operation: IN
How discovered: E
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

DISCREPANCY: DURING C-CHECK AT KBVO MULTIPLE SPOTS OF CORROSION FOUND ON LH SIDE OF FUSELAGE DURING SPOT WELD NDT INSPECTION.2 SPOTS ARE OUT OF LIMITS, AREAS ARE LOCATED FROM FRAME 18 TO FRAME 19, BETWEEN STRINGER 10 TO STRINGER 13 CORRECTIVE ACTION: PHOENIX RISING REPAIRED CORROSION AT LH FRAME AT 18, STRINGER IAW DRAWING 19-068L08 AND LH FRAMES 18-19 AT STRINGER 11 IAW DRAWING 19-068L07. FAA APPROVAL AS PER 8110-3 MICHAEL LIEBLICH DERT-710163-SW STRUCTURES DATED 17 OCT 2019