As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING FLIGHT, THE BLUE HYD SYSTEM LOW LEVEL INDICATION LIGHT ILLUMINATED. 30 MINUTES LATER THE GREEN SYS INDICATION LIGHT ILLUMINATED. THE CREW DECLARED AN EMERGENCY & THE ACFT LANDED SAFELY. AFTER TROUBLESHOOTING THE ACOUSTIC FILTER IT WAS FOUND TO HAVE AN EXTREME LEAK AT THE PUMP AREA. THE MECHANIC REPLACED THE ACOUSTIC FILTER IAW JIC29-10-00 RAI 10080. THE SYS CHECKED GOOD IAW JIC 29-00-00 PAD 10010.