What was found
WHILE IN HEAVY CHECK - STGR 20R INTERNAL SIDE HAS CORROSION AS MARKED FR 83-84. REMOVED AND REPLACED STRINGER 20R FROM FRAME 80 TO FRAME 89 REF SRM 51-40-02.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
WHILE IN HEAVY CHECK - STGR 20R INTERNAL SIDE HAS CORROSION AS MARKED FR 83-84. REMOVED AND REPLACED STRINGER 20R FROM FRAME 80 TO FRAME 89 REF SRM 51-40-02.