What was found
DURING CRUISE CABIN ALTITUDE REACH 9000 & THE RATE WAS 100 FT MIN. AFTER TAKEOFF FUEL IMBALANCE OF INNER TANK WAS MORE THAN 7000 KG 28000LH 24800 RT, OVERWEIGHT LANDING WAS PERFORMED. IAW AMM TASK 21-26-00-040-801 REF DMI 258 EXTRACT VLV FOUND OPEN IN FT. REPOSITIONED & MX PROCS C OUT SUCCESSFULLY. FOUND INNER TANK INLET VLV INOPERATIVE TRANSFERRED TO MEL 28-25-04 1 CAT C DMI NBR 261 CAT C-RII- OVERWEIGHT LANDING INSPECTION C OUT IAW 05-51-11 SUCCESSFULLY. ACFT RELEASED TO SERVICE.