What was found
C4 CHECK LEVEL 2 GALVANIC CORROSION ON CHORD AT BS 900 BETWEEN STRINGER 21L TO 29L. REPLACED CHORD AT BS 900 BETWEEN STRINGER 21L TO 29L IAW SRM 51-40-02 & SRM 51-40-05.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
C4 CHECK LEVEL 2 GALVANIC CORROSION ON CHORD AT BS 900 BETWEEN STRINGER 21L TO 29L. REPLACED CHORD AT BS 900 BETWEEN STRINGER 21L TO 29L IAW SRM 51-40-02 & SRM 51-40-05.