What was found
DURING C-CHECK INSPECTION DISCOVERED WEAR MARKS ON THE LEFT AND RIGHT KEEL BEAM LONGERONS AT THE MAIN LANDING GEAR DOOR HINGES, STATION 947 LEFT AND STATION 910 RIGHT. REPAIRED BY BLENDING AWAY THE DAMAGED AREAS, FLAP PEENED, ALODINED, PRIMED AND CORROSION PREVENTATIVE TREATED. REPAIRED IAW EVERGREEN AIR CENTER, ENGINEERING CHANGE/REPAIR AUTHORIZATION NR N930FT-53-016-EAC. (M)