As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RED UNLOCK LIGHT ON GEAR FLASHED (OR CYCLED) AFTER GEAR RETRACTION. UPON EXTENDING GEAR, HAD 2 "BUMPS" LIKE HYDRAULIC ACTUATION RESULTING IN MOMENTARY LOSS OF DOWN & LOCKED INDICATIONS. GEAR WAS BLOWN DOWN. RT ACTUATOR LEAKING EXCESSIVELY, REMOVED AND REPLACED RT MLG ACTUATOR IAW CE 560XL M/M 32-30-04. LEAK AND OP CHECKED GOOD. PERFORMED MAIN LANDING GAER FUNCTIONAL TEST. CHECKED GOOD. SWUNG GEAR MULTIPLE TIMES. NO DISCREPECIES NOTED. REF CE 560XL M/M 32-01-00.0