As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON FINAL APPROACH, LG WOULD NOT EXTEND & LOCK IN THE DOWN POSITION. THE THREE GREEN GEAR DOWN & LOCKED LIGHTS DID NOT ILLUMINATE. PILOT RETRACTED GEAR & RE-EXTENDED THE LG USING THE EMER HYD SYS. THE ACFT LANDED SAFELY. AFTER PERFORMING AN INITIAL INSPECTION, JACKING THE ACFT & PERFORMING A GEAR SWING, A HYD HOSE ATTACHED TO THE GEAR ACTUATOR WAS FOUND BROKEN INSIDE THE WEDGED PART OF THE HOSE. TIS OF HOSE & ACTUATOR ARE UNKNOWN.