As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FT # 2828, MCO-EWR. RETURN TO FIELD. DURING TAKEOFF CLB FUMES NOTED IN COCKPIT OF EXHAUST FUMES. INFLIGHT REPORTED BURNING PLASTIC SMELL. TOGA TO. NO BLEED ON; ACCOMPLISHED TSM 05-50-00-810-813-A. AFTER REVIEW OF COS REPORTING SHEET DETERMINED TO BE TYPE 6 EVENT. DISCOVERED APU WAS OVER-SERVICED. ADJUSTED APU OIL LEVEL. INSPECTED APU BLEED / DUCTS AND OPERATED PACK. NO FURTHER ODORS. OK FOR SERVICE.