As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SJU - DURING CLIMB, EXPERIENCED LOSS OF HYDRAULIC FLUID AND QUANTITY. RETURNED TO SJU AND LANDED WITHOUT INCIDENT. INSPECTION REVEALED A PIN HOLE IN THE PRESSURE HOSE TO THE RUDDER STANDBY HYDRAULIC PUMP. REPLACED HYDRAULIC PRESSURE HOSE AND RETURNED AIRCRAFT TO SERVICE.