What was found
C4 PDX - LEFT OUTBOARD FLAP UPPER SURFACE HAS WEAR ON DOUBLER JUST INBOARD OF NR 4 FLAP TRACK. REPAIRED IAW SRM 51-20-91, 51-20-16, 51-2036 AND RD8-57-1022.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
C4 PDX - LEFT OUTBOARD FLAP UPPER SURFACE HAS WEAR ON DOUBLER JUST INBOARD OF NR 4 FLAP TRACK. REPAIRED IAW SRM 51-20-91, 51-20-16, 51-2036 AND RD8-57-1022.