As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
UPPER FUSELAGE EXTERIOR SKIN HAS WEAR IN AREA OF DORSAL FIN SEAL CONTACT APPROX AT BS 908 TO BS 960 LT SIDE. MAJOR REPAIR ACCOMPLISHED. FABRICATED & INSTALLED DOUBLER, TRIPLER AND TEAR STRAP REPAIR. INSTALLED WEAR STRIPS FROM BS 908 TO BS 1000.