What was found
IN FLIGHT HEARD CAVITATING SOUND FROM RIGHT ENGINE, THEN LOST BOTH HYDRAULIC PUMP PRESSURES. MAINTENANCE INSPECTED AND REPLACED RIGHT ENGINE FIREWALL PRESSURE FITTING AND NON-RETURN CHECK VALVE.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
IN FLIGHT HEARD CAVITATING SOUND FROM RIGHT ENGINE, THEN LOST BOTH HYDRAULIC PUMP PRESSURES. MAINTENANCE INSPECTED AND REPLACED RIGHT ENGINE FIREWALL PRESSURE FITTING AND NON-RETURN CHECK VALVE.