What was found
FLIGHT 5763 - DURING CVG APPROACH RECEIVED A RED GEAR DISAGREE MESSAGE, CREW DECLARED AN EMERGENCY, PERFORMED MANUAL GEAR EXTENSION PROCEDURE AND FLIGHT LANDED WITHOUT INCIDENT. REPLACED THE MAIN LANDING GEAR SELECTOR VALVE.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
FLIGHT 5763 - DURING CVG APPROACH RECEIVED A RED GEAR DISAGREE MESSAGE, CREW DECLARED AN EMERGENCY, PERFORMED MANUAL GEAR EXTENSION PROCEDURE AND FLIGHT LANDED WITHOUT INCIDENT. REPLACED THE MAIN LANDING GEAR SELECTOR VALVE.