What was found
C4 CHECK - LEVEL 2 EXFOLIATION CORROSION ON R-4 DOOR SUPPORT CHANNEL AT BS 1660, S17R. REPAIRED R-4 DOOR SUPPORT CHANNEL AT BS 1660, S17R IAW B757 SRM 51-40-02.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
C4 CHECK - LEVEL 2 EXFOLIATION CORROSION ON R-4 DOOR SUPPORT CHANNEL AT BS 1660, S17R. REPAIRED R-4 DOOR SUPPORT CHANNEL AT BS 1660, S17R IAW B757 SRM 51-40-02.