What was found
PHX - FLT NR 292 - DURING CRUISE, THE EICAS MESSAGE L HYD QTY ILLUMINATED. HYDRAULIC QUANTITY WAS .42 AND DROPPED TO .10 ON FINAL APPROACH. LEFT ENGINE HYDRAULIC PUMP LOW PRESSURE LIGHT ILLUMINATED. PUMP WAS TURNED OFF. AIRCRAFT LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE FOUND LEFT MLG DOWNLOCK ACTUATOR LEAKING FROM SWIVEL END. REMOVED AND REPLACED ACTUATOR PER BMM 32-32-01 AND 32-32-02. OPS AND LEAK CHECK GOOD. AIRCRAFT RETURNED TO SERVICE. (M)