What was found
(CAN) ON APPROACH, WHEN LANDING GEAR WAS SELECTED DOWN, RT MAIN GEAR DID NOT SHOW A GREEN INDICATION. YELLOW X IN RT MAIN INDICATION. CYAN"BRAKE FAULT" MESSAGE. RED "LG LEVER DISAG" MESSAGE. PERFORMED A GO-AROUND. ALL GEAR INDICATIONS WENT GREEN.LANDING NORMAL (FERRY FLIGHT WITH LANDING GEAR LOCKED DOWN) IAW FLEET REQUEST - LANDING GEAR HEALTH CHECK, MLG UPLOCK HYD HEALTH CHECK, HYD SYS AIR PURGE, HYD HEALTH CHECK COMPLETED. HYD SYSTEM AIR PURGE, HYD HEALTH CHECK COMPLETED. GEAR SWING COMPLETED WITH NO FURTHER FAULTS NOTED.