As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PILOT REPORTED LOSS OF HYDRAULIC PRESSURE DURING FLIGHT. AIRCRAFT LANDED AT MAIN BASE WITHOUT INCIDENT. INSPECTION REVEALED A LOOSE HYDRAULIC LINE (HOSE) AT THE LEFT MAIN GEAR ACTUATOR. POSSIBLE CAUSE, INCORRECT TORQUE AT INSTALLATION OF HOSE DURING PREVIOUS GEAR INSPECTION PERFORMED BY OUTSIDE VENDOR. (X)