As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON FLIGHT 9807 AT FL 400 CREW REPORTED A "MLG BAY OVHT" WARNING ON ED1. THE CREW DECLARED AN EMERGENCY. DURING DESCENT A FUME/SMOKE ODOR BECAME APPARENT IN THE COCKPIT/CABIN. AIRCRAFT LANDED WITH OUT FURTHER INCIDENT. AIRCRAFT REMOVED FROM SERVICE. REMOVED AND REPLACED BRAKE METERING VALVE, NR 3 TIRE ASSEMBLY, AND NR 3 BRAKE ASSEMBLY. PERFORMED A CHECK FLIGHT WITH NO FAULT FOUND. AIRCRAFT RETURNED TO SERVICE. (A)