What was found
FUEL FILTER BYPASS NUM 1 ENG AT 90 KTS. FIM 73-05 TASK 801 FOR ISOLATION ADDING FUEL DIFF PRESS SWITCH AND FILTER BOTH IN MATERIALS. VERIFIED BY METHOD 2, FUEL FILTER SIGNALS DISAGREE. PROCEDDED TO STEP B FUEL FILTER REPLACEMENT. REF AMM 73-11-02/401. RAN ENG TO VERIFIY NO LEAKS. ACCOMP REF TASK 05-51-07-210-801 FOR ABORTED TAKE OFF OF 90 KTS NO ISSUES NOTED. PLACED ON MEL 7304A. VERIFIED BY METHOD 2, FUEL FILTER SIGNALS DISAGREE. PROCEDDED TO STEP B FUEL FILTER REPLACEMENT. REF AMM 73-11-02. RAN ENG TO VERIFY NO LEAKS. ACCOMP REF TASK 05-51-07-210-801, HIGH ENERGY STOP ABORTED TAKE OFF AT 90 KTS. NO OSSUES NOTED. TOMC APPROVES MEL 7304A ENG 1 FUEL FILTER BYPASS WARNING SYSTEM SWITCH, REMOVED AND REPLACED NO. 1 ENG. FUELFILTER DIFFERENTIAL PSI. SWITCH. REMOVED AND REPLACED NO. 1 ENG. FUEL FILTER. NO. 1 ENG. FUEL FILTER BYPASS LIGHT IS NOT SHOWING. ACCOMPLISHED IDLE ENG. RUN. LEAK CHECK WITH NO LEAKS NOTED. REF. AMM.