As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 4751 - DURING FLIGHT FROM ROA TO ATL, PILOT REPORTED ALL FLUID IN THE LEFT HYDRAULIC SYSTEM LOST. AN EMERGENCY WAS DECLARED. AIRCRAFT RETURNED AND LANDED SAFELY IN ROA. MAINTENANCE INSPECTED AIRCRAFT AND FOUND THE HYDRAULIC RESERVOIR SUMP SUCTION LINE CHAFED. MAINTENANCE REPAIRED CHAFED LINE AS WELL AS REMOVED AND REPLACED THE LEFT HYDRAULIC ENGINE DRIVEN PUMP. LEAK AND OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE. (M)