As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FA TURNED ON AFT GALLEY HEATER, NOTED A SMOKEY/BURNING SMELL. NO VISIBLE SMOLE SEEN AND SMELL DISAPPEARED AFTER TURNING HEATER OFF. AFT HEATER PLACED ON MEL. NO EMERGENCY DECLARED, AND NO ONBOARD MEDICAL ATTNETION NEEDED. LOCATION: AFT GALLEY.