What was found
DURING FUELING ON THE GROUND FUEL LEAKED OUT OF LT TANK OVERFLOW VENT AND AMBER CAS WING TANK O FULL L CAME ON APPROX 20 GALS OF FUEL LEAKED OUT ON RAMP. REMOVED AND REPLACED L/H OUTBOARD WING FLOAT VALVE DUE TO STICKING. ALSO REMOVED SURGE LINE FLAPPER VALVE P/N 9914475-1 AND INSTALLED P/N 9914475-1 DUE TO WORN SEAL. OPERATIONAL CHECKS GOOD ON REFUEL IAW CE750 MM CHAP 28-10-04