As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
IN FLT, FLIGHT CREW NOTICED SMELLOF HOT ELECTRICAL ITEMS, IMMEDIATELY CHECK BATTERY AND BATTERY CHARGER LOADS. NOTICED 30 AMP DRAW ON BATTERY, PULLED BATTERY CHARGER CIRCUIT BREAKER. HOT SMELL DISSIPATED ALL OTHER SYSTEMS NORMAL. REMOVED AND REPLACED MAIN BATTERY, OPS CHECK GOOD, REMOVED AND REPLACED BATTERY CHARGER. OPS CHECK GOOD IAW MM REF 24-30-41 PAGE 1. (M)