As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RECEIVE GEAR DISAGREE WARNING MSG AFTER SELECTING GEAR DOWN NO INDICATION OF GEAR CYCLE PERFORM GEAR DISAGREE QHR PROCEDURE AND EMERGENCY GEAR EXTENSION LANDED AFTER OBTAINING 3 GREEN. (EMERGENCY DECLARED AS A PRECAUTION). R & R LANDING GEAR SELECTOR VALVE IAW IWA AMM 32-32-10. (CLOSED)