As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FUME EVENT DESCENDING THROUGH 3000 FEET ON FINAL APPROACH TURNED OFF PACK 1 AND SMELL WENT AWAY -PERFORMED LEVEL C REMOVAL OF ECS CONTAMINATION IAW AMM 21-00-00. NO ODORS/FUMES NOTED AT THIS MOMENT. OP/LEAK TEST GOOD. A/C OK FOR CONTINUED SVC. REF. TSM 05-50-00-810-831-A.