As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 1371, LGA-FLL. ELECTRICAL BURNING ODOR ROW 24 TO THE BACK OF THE ACFT, REF INFO NOTICE 2017-T015N IDENTIFIED SOURCE OF ODOR AS TYPE 9 PER TSM REF 05-50-00-810-085 TYPE 9. INSPECTED AREA AROUND ROW 24 NO FINDINGS. INSPECT ALL PANELS & HIDDEN AREAS COULD NOT DUPLICATE ODOR. APU BLEED & PACKS NO ODOR. BOTH ENGINES RAN AT THE GATE NO FINDING OR BURNING ODOR FOUND AT THIS TIME. ACFT FOUND OK FOR CONT SVC.