As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON DESCENT, CREW REPORTED GEAR TOOK EXCESSIVE TIME TO EXTEND AND NOTED FLUCTUATIONS IN THE A-SYS HYD QTY INDICATION. EMERGENCY WAS DECLARED BUT THE ACFT LANDED SAFELY. MX FOUND THE RT MLG ACTUATOR FLEX LINE LEAKING. THE LINE WAS REPLACED AND ALL LEAK AND OPS CHECKS WERE SATISFACTORY.