What was found
EMERGENCY BUS LOST POWER, CONTROL BUS INOP, RT ENGINE INSTRUMENTS INOP, COPILOTS EFIS AND COMM RADIO INOP, A LANDING GEAR INDICATION INOP. FOUND BUS BAR CONNECTION TO CIRCUIT BREAKER 0470 LOOSE WITH HEAT DAMAGE TO BREAKER. REPLACED C/B 0470 AND ATTACHING HARDWARE.