What was found
SHORTLY AFTER DEPARTING HPN PILOT SMELLED SMOKE. AIRCRAFT RETURNED TO HPN, MADE UNEVENTFUL LANDING. AFTER SHUT-DOWN, PILOT INSPECTED AIRCRAFT AND NOTICED SMOKE IN BAGGAGE COMPARTMENT. PILOT NOTIFIED COMPANY MAINTENANCE PERSONNEL. AIRCRAFT WAS INSPECTED BY MAINTENANCE PERSONNEL. AIR CONDITIONING SOFT START WAS FOUND OVERHEATED AND DAMAGED. AIRCRAFT REPAIRS UNDERTAKEN BY AIRCRAFT MANUFACTURER.