What was found
LEFT INTAKE HEAT SPARKING. AIR-TURN-BACK, SLIGHT SMOKE ODOR IN CABIN DUE TO INTAKE SMOKE INGESTION INTO BLEED SYSTEM. REMOVED AND REPLACED LOWER DUCT.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
LEFT INTAKE HEAT SPARKING. AIR-TURN-BACK, SLIGHT SMOKE ODOR IN CABIN DUE TO INTAKE SMOKE INGESTION INTO BLEED SYSTEM. REMOVED AND REPLACED LOWER DUCT.