What was found
THE NR 2 ENGINE OIL FILTER CLOG WARNING LIGHT ILLUMINATED ON TAKEOFF ROLL, TAKEOFF WAS ABORTED. THE AIRCRAFT RETURNED TO THE GATE. MAINTENANCE REMOVED THE MAIN OIL FILTER TO INSPECT FOR ABNORMAL DEBRIS, NONE FOUND. A NEW OIL FILTER WAS INSTALLED. DURING SUBSEQUENT RUNUP, SYSTEM OPERATION WAS NORMAL. THE AIRCRAFT RETURNED TO SERVICE.