What was found
DURING HEAVY CHECK, RT WING TUBE VENT LINE, AND COUPLING FLANGE HAS DEGRADATION. MX R & R RT WING TUBE VENT LINE AND COUPLING IAW AMM 20-10-13.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING HEAVY CHECK, RT WING TUBE VENT LINE, AND COUPLING FLANGE HAS DEGRADATION. MX R & R RT WING TUBE VENT LINE AND COUPLING IAW AMM 20-10-13.