As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT NR 3222 - AFTER DEPARTING DSM, THE LEFT BATT WARM LIGHT ILLUMINATED. SHORTLY AFTER, THE LEFT BATTERY HOT LIGHT ILLUMINATED. THE CREW ELECTED TO RETURN TO DSM AND THE AIRCRAFT LANDED WITHOUT INCIDENT. MAINTENANCE PERSONNEL REPLACED THE LEFT BATTERY TEMP CANNON PLUG. ALL SYSTEMS OPERATED SATISFACTORILY. (M)