What was found
AT FL350 THE AMBER DC GEN AMPS CAS ILLUMINATED. WE COMPLIED WITH THE CHECKLIST AND IT INDICATED A FAULT ON THE BATTERY BUS OR EMER BUS. GEAR BLOW DOWN WAS REQUIRED. ACCESSED AND PERFORMED GVI OF LH, RH, AND EMER DC J-BOXES FOR SIGNS OF ARCING, DAMAGE, EXCESSIVE HEAT, OR LOOSE CONNECTIONS. NO FAULTS NOTED. PERFORMED TORQUE CHECK OF HARDWARE ON LH, RH, AND EMER J-BOX FACEPLATES. NO FAULTS NOTED. PER MANUF. RECOMMENDATION, PERFORMED ELECTRICAL CHECKS OF LH J-BOX SHUNT (RZ001) AND ASSOCIATED WIRING. NO FAULTS WERE FOUND. PER MCC AND REMOVED AND REPLACED LH J-BOX SHUNT (RZ001). PERFORMED POST MAINTENANCE CHECKS WITH NO DEFECTS NOTED. OPS CHECKS GOOD. REF. CLOSED UP ALL ACCESS AS REQUIRED. AMM 24-60-10.