What was found
YXX - LEFT-HAND WING FORWARD SPAR AT YW5700 LOWER SPAR CAP FLANGE HAS FRETTING CORROSION AND BARE ALUMINUM AROUND ANCHOR NUTS. REPAIRED IAW DHC-8 SRM 51-20-16 AND SRM 51-20-36.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
YXX - LEFT-HAND WING FORWARD SPAR AT YW5700 LOWER SPAR CAP FLANGE HAS FRETTING CORROSION AND BARE ALUMINUM AROUND ANCHOR NUTS. REPAIRED IAW DHC-8 SRM 51-20-16 AND SRM 51-20-36.