What was found
UPPER FUSELAGE DORSAL FIN SEAL CONTACT AREA AT STA 880 HAS EXCESSIVE MATERIAL LOSS. INSTALLED A DOUBLER AND TRIPLER REPAIR.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
UPPER FUSELAGE DORSAL FIN SEAL CONTACT AREA AT STA 880 HAS EXCESSIVE MATERIAL LOSS. INSTALLED A DOUBLER AND TRIPLER REPAIR.