What was found
FLIGHT 5590 - LOW PRESSURE AND LOSS OF ALL FLUID NOTED FOR HYD SYSTEM NR 3. CREW DECLARED AN EMERGENCY, LANDED WITHOUT INCIDENT. REPLACED O-RINGS ON PUMP ACOUSTIC FILTER, NO FURTHER DEFECTS NOTED.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
FLIGHT 5590 - LOW PRESSURE AND LOSS OF ALL FLUID NOTED FOR HYD SYSTEM NR 3. CREW DECLARED AN EMERGENCY, LANDED WITHOUT INCIDENT. REPLACED O-RINGS ON PUMP ACOUSTIC FILTER, NO FURTHER DEFECTS NOTED.