As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
EVV - FLT 4106 - GREEN HYDRAULIC SYSTEM LOW LEVEL ILLUMINATED IN BOUND TO EVV. CREW COMPLETED CHECK LIST IN QRH AND AIRCRAFT LANDED WITHOUT INCIDENT. MAINTENANCE FOUND FAILED O-RING ON PRESS LINE TO DUAL POWER BRAKE VALVE. REMOVED AND INSPECTED O-RING AND FITTING. AIRCRAFT RETURNED TO SERVICE. (M)