What was found
FLT 766, BQN-MCO, GREEN HYDRAULIC FLUID DEPLETED IN FLIGHT. GEAR MANUALLY EXTENDED. FLUID LOSS ECAM OCCURRED DURING DESCENT INTO MCO. APPROXIMATELY BELOW 30,000 FT ENGINES AT IDLE. REMOVED CASE DRAIN LINE (HYDRAULIC) FROM NR 1 ENGINE PYLON AND DISCONNECTED HYDRAULIC PRESSURE LINE FROM NR 1 ENGINE PYLON. REF IPC 29-11-06-02D ITEM 240 AND 220. HYDRAULIC CASE DRAIN LINE FOUND BROKEN AT CLAMP. INSTALLED CASE DRAIN LINE REF IPC 29-11-06-02D ITEM 240 & 220 AND TORQUED REF AMM 20-00-00. LEAK CHECK OK. RETORQUED HYD PRESS LINE IAW AMM 20-00-00. OPS CHECK OK.