What was found
DURING A SCHEDULED INSPECTION AT AERO CORP IN LAKE CITY, FL THE DORSAL FIN AT THE LT OUTBOARD ATTACH WAS FOUND WITH A EXISTING REPAIR THAT WAS NOT IAW THE SRM. REMOVED THE EXISTING ATTACH ANGLES. RECEIVED NEW ATTACH ANGLES AND INSTALLED IAW DC9 SRM 53-05 FIG 19, SB DC-9 53A-223 AND AD 89-08-10 PARA A.1. (M)