As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CLIMB-OUT, FLIGHT CREW IDENTIFIED A BURNING SMELL (NO SMOKE) IN CABIN AND COCKPIT. AIRCRAFT CONDUCTED AN AIR RETURN BACK BATEAUX INVERTER REPORTED TO FLICK ON BRIEFLY. PRECAUTIONARY REPLACEMENT OF AUX INVERTER CARRIED OUT. INVERTER ASSEMBLY SENT FOR INVESTIGATION AND REPAIR. QUANTITY 3 CAPACITORS REPLACED AND UNIT TESTED SERVICEABLE. INVERTER PN. DH-1030-24-600-CS11B