What was found
LMT FLIGHT NR 2093 ON APPROACH, MAIN BATTERY HOT WARNING LIGHT ILLUMINATED. TEMP SENSOR INDICATED NORMAL. RAN CHECKLIST. MONITORED AND REMAINED ILLUMINATED UNTIL POWER DOWN AT GATE. PERFORMED OPERATIONAL TEST OF BATTERY TEMP MONITOR SYSTEM IAW AMM TASK 24-34-00-710-801. OPERATIONAL TEST GOOD. POWERED DOWN AIRCRAFT INSPECTED MAIN BATTERY AND MAIN BATTERY TEMP CONNECTOR, NO DEFECTS NOTED. BATTERY WAS COOL TO TOUCH. POWERED AIRCRAFT UP BATTERY TEMP SYSTEMS NORMAL. NO PARTS REPLACED. AIRCRAFT RETURNED TO SERVICE.