What was found
PIT/GRR - FLT 1136 - DURING DESCENT, THE NR 1 HYDRAULIC QUANTITY DROPPED TO ZERO. THE AIRCRAFT LANDED AT ITS DESTINATION WITHOUT INCIDENT AND WAS TOWED TO THE TERMINAL. MAINTENANCE REPLACED THE NR 1 ENGINE DRIVEN HYDRAULIC PUMP.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
PIT/GRR - FLT 1136 - DURING DESCENT, THE NR 1 HYDRAULIC QUANTITY DROPPED TO ZERO. THE AIRCRAFT LANDED AT ITS DESTINATION WITHOUT INCIDENT AND WAS TOWED TO THE TERMINAL. MAINTENANCE REPLACED THE NR 1 ENGINE DRIVEN HYDRAULIC PUMP.