What was found
ON CLIMB-OUT OF MIA, HYD RES LOW PRESS, LIGHT CAME ON AND HYDRAULIC QTY RAPIDLY BEGAN DEPLETING WITH LOSS OF HYDRAULIC PRESSURE, RETURNED TO MIA AND LANDED WITHOUT INCIDENT. GROUND INSPECTION REVEALED A RUPTURED HYDRAULIC FLUID OUTLET LINE AT THE PUMP. REPLACED LINE, BLED SYSTEM, CHECKED FILTERS, CHECKED PUMP OPERATION AND RETURNED AIRCRAFT TO SERVICE. (M)