What was found
SMOKE BURNT OIL SMELL COMING FROM ENVIRONMENTAL SYSTEM. WORSE ON DESCENT. REMOVED AND REPLACED FAILED ACM TURBINE. OPERATIONAL CHECK GOOD IAW CE-750 M/M CH 21-51-00.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
SMOKE BURNT OIL SMELL COMING FROM ENVIRONMENTAL SYSTEM. WORSE ON DESCENT. REMOVED AND REPLACED FAILED ACM TURBINE. OPERATIONAL CHECK GOOD IAW CE-750 M/M CH 21-51-00.