What was found
EXPERIENCED A SIGNIFICANT ELECTRICAL FAILURE AT 13,000 FEET DUE TO A LT BUSS GENERATOR AND FEEDER FAULTS. EMERGENCY DECLARED. AND LANDED, . AFTER TROUBLESHOOTING, MX FOUND FAULTY WIRING. CIRCUIT BREAKERS, "LM" WITH THE LEFT CHANNEL OC TRIPPED "XLM" MESSAGE. CONTINUED TO TROUBLESHOOT. R & R LT CONVERTER ASSY UNIT (CEU) AND LEFT EPCU IAW MM. ALSO, R & R NR 1 AND NR 2 TIRES. ANTI-SKID SYS CHECKED OK.