What was found
DURING HEAVY CHECK, RT FWD FLOOR SILL FRAME 12-14 IS CORRODED. MAINTENANCE R & R RT FWD FLOOR SILL FRAME 12-14 IAW SRM 51-41-02, 51-40-02, 51-40-04, 51-43-02, 51-45-00. PN 170-05663-003, SILL.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING HEAVY CHECK, RT FWD FLOOR SILL FRAME 12-14 IS CORRODED. MAINTENANCE R & R RT FWD FLOOR SILL FRAME 12-14 IAW SRM 51-41-02, 51-40-02, 51-40-04, 51-43-02, 51-45-00. PN 170-05663-003, SILL.