As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
APPROACHING 19000FT ON CLIMB, F/A REPORTS STRONG SMOKE ODOR IN CABIN BUT NO SMOKE VISABLE. VERIFIED BY BOTH PILOTS. TURNING AUTO TEMP CONTROLLER COLDER STOPPED SMELL. SHIP RETURNED TO ORG BASE AND HIGH POWER END RUNS WITH PACKS ON - COULD NOT DUPLICATE.