As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT NR 1929 - IAH - THE NR 1 ENGINE 'A' SYSTEM HYDRAULIC PUMP LOW PRESSURE LIGHT ILLUMINATED IN FLIGHT. THE HYDRAULIC PRESSURE ON BOTH PUMPS APPEARED NORMAL. 'ABNORMAL' CHECKLIST PROCEDURES WERE FOLLOWED AND THE AIRCRAFT LANDED WITHOUT INCIDENT. MAINTENANCE FOUND THE NR 1 ENGINE DRIVEN HYDRAULIC PUMP SHAFT SHEARED. THE PUMP WAS REMOVED AND REPLACED. (M)