As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
"FUME EVENT ON SHORT FINAL PACK ONE ALREADY DEFERRED PREVIOUS EVENTS FA REPORTS DIRTY SHOCKS SMELL-PERFORMED ECS CLEANING FOR PACK 1 & 2 IAW AMM 21-00-00 R&R RECIRCULATING FILTERS AS PRECAUTIONARY MEASURES IAW AMM 21-21-41 NO ORDOR DETECTED AT THIS TIME"