What was found
AT FL430 WE BEGAN TO GET A STRONG ELECTRICAL FUME ODOR. THE ODOR GOT PROGRESSIVELY WORSE, EXECUTED SMOKE, FIRE PERFUME QRC AND LANDED AS SOON AS PRACTICAL. WAS UNABLE TO LOCATE WHERE THE SMELL WAS EMANATING FROM. REMOVED RECIRC BLOWER AND INSTALLED CUSTOMER SUPPLIED OVERHAULED RECIRCULATION BLOWER. COMPLIED WITH SATISFACTORY OPS CHECKS AND LEAK CHECKS OF THE RECIRCULATION BLOWER. REF MM 21-21-15 REMOVED ACM. INSTALLED CUSTOMER SUPPLIED OVERHAULED ACM.OPS CHECKS GOOD. DONE IN REF TO OPERATION AND MAINTENANCE MANUAL 67000108-1.