What was found
L ENG FILTER BYPASS ON REQUEST MEL 7304A BE APPLIED FOR NUMBER 1 ENGINE FUEL ILLUMINATED. FUEL FILTER WAS REPLACED AND NO DEBRIS WAS PRESENT. C/W MEL 7304A DDP REQUIREMENTS, WILL REQUIRE A FUEL DIFF DIFFERENTIAL PRESSURE SWITCH REPLACEMENT FOR FUEL BYPASS LIGHT PRESSURE SWITCH NIS EWR. ADD EMP:U346522 ADD EMP:U346522 TOMC APPROVES MEL 7304A CREW CONFIRMED IT IS THE WAS THE FUEL SYSTEM BYPASS. REPLACED FUEL FILTER PER AMM 73-11-02. LEAK CHECK GOOD. NO HELP LIGHT REMAINS. SWITCH REQUIRES REPLACEMENT. NIS IN EWR.PARTS USED: 40-0596-3-6102,QTY :1 58-7311-3-0002,QTY :1