What was found
FLIGHT 2769, THE CREW REPORTED A FUEL 1 - 2 LOW LEVEL INDICATION ON EICAS. THE AIRCRAFT RETURNED WHERE IT LANDED WITHOUT INCIDENT. MAINTENANCE INSPECTED THE AIRCRAFT AND PLACED THE LOW LEVEL WARNING ON MEL 28-44-00, AND THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE. MX R & R THE FUEL CONDITIONING SIGNAL UNIT (FCSU), OPERATIONALLY TESTED WITH NO DEFECTS, REMOVED THE MEL, AND THE ACFT WAS APPROVED FOR RETURN TO SERVICE.