As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
REF A/C L/P 8759928, EVIDENCE OF NR 1 TR OVERHEATING & ELECTRICAL SMELL. T/S: PERFORMED CONTINUITY & SHORTING CHECK OF WIRES BETWEEN TR UNIT NR 1 C/B & TR NR 1. NO FAULTS. R & R'S NR 1 TR IAW 24-21-31. OPS CK'D GOOD. ALSO REF WDM 24-32-01. ROTABLE PARTS CHANGE WAS INDICATED - TT 1392564, S/N OFF 09100 TRANSFORMER, RE OFF 19-2425-9-0005 9100, ON 99-2438-9-0001 0862.