What was found
PDX-CORROSION AROUND AIRSTAIR DOOR SILL NUT PLATES FORWARD OF AFT HINGE TO FORWARD OF FORWARD HINGE. REPAIRED IAW DHC-8 SRM 51-10-16, SRM 51-20-36 AND SRM 51-40-00.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
PDX-CORROSION AROUND AIRSTAIR DOOR SILL NUT PLATES FORWARD OF AFT HINGE TO FORWARD OF FORWARD HINGE. REPAIRED IAW DHC-8 SRM 51-10-16, SRM 51-20-36 AND SRM 51-40-00.