What was found
WHILE TAXIING NOTICED A SMELL OF ELECTRICAL SMOKE THAT DISSIPATED. A GREEN LIGHT FOR THE A/C SYS NOT ILLUM, & RT GENERATOR INDICATED A 10 AMP LOAD. FRESH AIR SELECTED OFF, ACFT WAS SHUT DOWN. SMELL APPEARED TO BE COMING FROM LT GENERATOR, WHEN REAR BAGGAGE COMPARTMENT DOOR WAS OPENED, COMPARTMENT WAS FULL OF SMOKE & ELECTRICAL SMELL. WHEN BATTERY ACCESSED MORE SMOKE ENCOUNTERED. AFTER CHECKING ACFT MX FOUND NO SIGNS OF FIRE, DISCOVERED A/C MOTOR HAD STOPPED, HAD STRONG ELECTRICAL SMELL. A/C MOTOR & A 100 AMP CURRENT LIMITER REPLACED. NO DEFECTS NOTED, A/C SYS OPS CHECKED. ALL OPS & INDICATIONS OF SYSTEM WERE NORMAL WHILE A/C WAS RUN WITH ALL FANS AND NO ODORS NOTED. ACFT RETURNED TO SERVICE.