What was found
THE CREW REPORTED THAT DURING DESCENT, RAN INTO HEAVY RAIN AND TURNED THE IGNITERS TO ON, AND IMMEDIATELY STARTED GETTING AN ODOR OF SOMETHING HOT, AFTER TURNING THE IGNITERS BACK TO AUTO THE ODOR WENT AWAY. THE F/A VERIFIED THE ODOR WAS PRESENT IN THE FOREWARD CABIN ONLY. THE ACFT LANDED WITHOUT INCIDENT, MX INSPECTED THE ACFT PERFORMED ENGINE RUNS WITH IGNITERS IN "ON" MODE WITH NO DEFECTS NOTED, AND THE ACFT WAS APPROVED OFR RETURN TO SERVICE.