What was found
AFTER TAKEOFF UPON GEAR RETRACTION GOT ECAM WARNING FOR BRAKE HOT. NR 7 BRAKE TEMP WAS 320, NR 3 WAS 180, NR 4 WAS 190, NR 8 WAS 240. LANDED WITH AUTOBRAKES LOW AND ACFT PULLED RT, BRAKES DRAGGING. R & R RT SIDE MASTER VALVE IAW AMM 32-42-19-0401 AND OPS CK IAW AMM 32-42-00-0501. LEAK AND OPS CK GOOD.