What was found
APPROX 90MINUTES INTO THE FLIGHT THE CREW REPORTED A SUSPECTED FUEL LEAK AND DIVERTED. THE ACFT WAS APPROX 1500KG OVERWEIGHT AT LANDING. REPLACED RT WING DIFFUSER IAW AMM 20-10-13-04. REPLACED LT WING FLOAT VENT VALVE IAW AMM28-12-05. DIFFUSER PN 170-09961-403, VENDOR: S4956, FLOAT VENT VALVE PN 2930015-102, VEND CODE: 9B248.