As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 1869, JFK-PUJ. LEVEL 3 ODOR EVENT STARTED AT TOP OF DESCENT IN THE MAIN CABIN NOTED BY INFLIGHT. PERFORMED ENGINES RUN WITH THE FLT CREW AND ISOLATED BLEED 1 AND BLEED 2 WITH NO EVIDENCE ODOR AT THE CABIN AT THIS TIME. ALSO ISOLATED PACK 1 AND PACK 2 WITH NO ODOR IN THE CABIN. COMPLIED WITH INFORMATION NOTICE 2017-T015F. SECTION A. A/C IS OK FOR SERVICE.