What was found
DURING A SCHEDULED INSPECTION AT TIMCO IN LAKE CITY FL, FOUND CORROSION AROUND SCREW HOLES ON NR 1 ENGINE PYLON L/E PANEL, MATERIAL LOSS WAS MORE THAN 20 PERCENT, THIS IS OUT OF LIMITS. FABRICATED AND INSTALLED REPAIR DOUBLER IAW DC9 SRM 54-30 FIG 1, 51-10-04, 51-30-09, 51-10-03, AND 51-30-02.