What was found
AT 30 KTS ON TAKEOFF ROLL HAD NR 1 ENG GENERATOR LOW OIL PRESS LIGHT FLICKER FOLLOWED BY GENERATOR KICKING OFF-LINE. AN ABORT WAS ACCOMPLISHED AND TAXI BACK TO THE GATE. MTC SERVICED NR 1 ENG CSD. PERFORMED ENGINE RUN AND FOUND OIL LEAKING FROM CHARGE FILTER AREA ON CSD. REPLACED O-RING ON CHARGE FILTER HOUSING COVER, P/N 012206891. PERFORMED ENG RUN/LEAK CHECK. GENERATOR OPN WAS GOOD. ACFT WAS RETURNED TO SERVICE.