What was found
RIGHT AIR CYCLE MACHINE FAILED IN FLIGHT PRODUCING SMOKE INTO CABIN. FOLLOWED QRH RETURNED TO AIRPORT FOR UNEVENTFUL LANDING. REMOVED AND REPLACED THE RIGHT ACM. (M)
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
RIGHT AIR CYCLE MACHINE FAILED IN FLIGHT PRODUCING SMOKE INTO CABIN. FOLLOWED QRH RETURNED TO AIRPORT FOR UNEVENTFUL LANDING. REMOVED AND REPLACED THE RIGHT ACM. (M)