As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLIGHT ATTENDANT REPORTED PLASTIC BURNING SMELL IN AFT GALLEY AREA. OVENS & COFFEE MAKERS NOT ON. UNABLE TO DUPLICATE SMELL. CHECKED AFT LAVATORY WATER HEATER, ALL OVENS, ALL COFFEE POTS & COFFEE MAKERS. CHECKED CHILLERS WITH NO DEFECTS FOUND. FLIGHT CREW COMPLETED FORM 46-6020.