What was found
LEFT WING RIB 21 CHAFED. FABRICATE & INSTALL LT ANGLE ON RIB 21, ANGLE CAP 1 MM HIGHER THAN RIB CAP IAW ERS-EM-57MR-460.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
LEFT WING RIB 21 CHAFED. FABRICATE & INSTALL LT ANGLE ON RIB 21, ANGLE CAP 1 MM HIGHER THAN RIB CAP IAW ERS-EM-57MR-460.