What was found
DURING CLIMB, FLIGHT TP-054, SCL TO LIM. PIC REPORTED: "LIQUID SPILL FROM RIGHT WING ONCE TAKEOFF. RETURNED TO AIRPORT. IT WAS INSPECTED AS PER FIM 28-11-00-810-801-A; REPLACEMENT OF THE FLOAT VENT VALVE IN ACCORDANCE WITH AMM 28-12-05-000/400-801-A; PERFORMED OPERATIONAL TEST AS PER AMM 28-12-05-710-801-A WITH NO DISCREPANCIES FOUND. PERFORMED OPERATIONAL TEST OF THE FLAP VALVE INSTALLED ON RIB 22 IN ACCORDANCE WITH AMM 28-11-01-710-801-A, TEST IS OK. REFUELED THE AIRCRAFT AS PER AMM 12-11-01-650-801-A AND INSPECTED FOR EVIDENCE OF FUEL LEAK AS PER AMM 28-11-00-790-801-A AND FOUND NO EVIDENCE OF LEAK. AFTER THE ACCOMPLISHMENT OF THE PREVIOUSLY MAINTENANCE ACTIONS, THE AIRCRAFT WAS RETURNED TO SERVICE.