What was found
PDX - C4 CHECK, CORROSION AROUND ALL 5 BOLT HOLES ON TOP OF MAIN CABIN DOOR LOWER SILL. REPAIRED IAW SRM 51-40-11.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
PDX - C4 CHECK, CORROSION AROUND ALL 5 BOLT HOLES ON TOP OF MAIN CABIN DOOR LOWER SILL. REPAIRED IAW SRM 51-40-11.