What was found
FLT 704 - PID-FLL, PILOT REPORTED IN FLIGHT LOSS OF FLUID AND PRESSURE NR 1 HYDRAULIC SYSTEM. AIRCRAFT MADE AN EMERGENCY LANDING. AIRCRAFT WAS TOWED TO THE GATE AND PASSENGERS DEPLANED. INSPECTION FOUND HYDRAULIC LINE FROM ENGINE DRIVEN PUMP TO FIREWALL CRACKED, P/N 72970010-383. MAINTENANCE REPLACED EDP PRESSURE LINE LEFT INBOARD NACELLE. SYSTEM REPLENISHED AND LEAK CHECKED OK. MAINTENANCE CHECKED CASE DRAIN FILTERS NR 1 SYSTEM AND FOUND METAL CONTAMINATION FROM NR 1 HYD PUMP. REPLACED NR 2 HYD PUMP FOR POSSIBLE CONTAMINATION. AIRCRAFT RUN, SYSTEM BLED. RELEASED FOR FLIGHT. (M)