What was found
ON TAKEOFF ROLL, AS POWER STABILIZED AT TAKE OFF THRUST, HAD A NR 1 FUEL FILTER ALERT. REJECTED TAKE OFF AT APPROX 30 KNOTS. R & R NR 1 ENG FUEL FILTER IN REF TO AMM 73-11-02-4-1. LEAK CHECKED GOOD. PERFORMED NR 1 ENG ADJ/TEST IN REF TO AMM 73-34-01-4-1, AMM 71-00-00-5-1 AND JRH. ALL TESTS PASSED. ACFT OK FOR SERVICE.