What was found
PROBLEM: DURING DEPARTURE FROM KTMB THE FLIGHT CREW ENCOUNTERED THE FOLLOWING "ELECTRICAL BURNING ODOR IN PASSENGER CABIN" THEY DIVERTED TO KPIT AND LANDED WITHOUT INCIDENT. RESOLUTION: CONTRACT MAINTENANCE WAS CALLED TO THE AIRCRAFT AND COMPLETED THE FOLLOWING. FOUND EVIDENCE OF SUSPECTED LINT AND DEBRIS INGESTION IN RH AFT HEATER INTAKE. REMOVED AND REPLACED RH AFT CABIN HEATER P/N ON/OFF: 959.90.20-405 S/N ON 1-F772311-4, S/N OFF: 1-A98733-4 IAW AMM PC24-A-E21-40-0002-00A-520A-A, PC24-A-E21-40-0002-00A-720A-A. OPS CHECK GOOD. NO DEFECTS NOTED.