What was found
INSPECTION TYPE-N/A, LOSS OF HYDRAULIC SYSTEM 'B' FLUID AT 15,000 FT BOTH 1 AND 2 'B' PUMPS LOW PRESS LIGHTS CAME ON, QTY INDICATION 0. DECLARED EMERGENCY, COMPLIED WITH CHECKLISTS, LANDED WITHOUT FURTHER INCIDENT. FOUND NR 1 'B' PUMP PRESSURE LINE CHAFED THROUGH. REMOVED AND REPLACED NR 1 'B' PUMP PRESSURE LINE AND NR 2 PUMP SUPPLY LINE. CHECKED CASE DRAIN FILTERS, AND SUPPLY FILTERS FOR FOD. SERVICED SYSTEM, LEAKED AND OPS CHECKED GOOD.