What was found
PDX - C4 CORROSION ON MATING SURFACE OF ACCESS CUTOUT 624BT OUTBOARD END. REPAIRED IAW DHC-8-200 RD 8-57-633.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
PDX - C4 CORROSION ON MATING SURFACE OF ACCESS CUTOUT 624BT OUTBOARD END. REPAIRED IAW DHC-8-200 RD 8-57-633.