What was found
DURING CLIMB RECEIVED EICAS MESSAGE RT BLEED DUCT LEAK AND APPROXIMATELY ONE MINUTE LATER RT AC BUSS POWER FAILURE. BUSS OFF LIGHT ILLUMINATED. RETURNED TO ORIGINATING STATION. INSPECTION FOUND RIGHT BLEED CROSSOVER DUCT RUPTURED. RIGHT HAND ISOLATION VALVE CONNECTOR DAMAGED. RIGHT HAND WING TO BODY ISOLATION DUCT DAMAGED. RIGHT HAND VAPOR BARRIER DAMAGED. REMOVED AND REPLACED DAMAGED BLEED CROSSOVER DUCT IAW AMM 36-11-01. LEAK CHECKED GOOD. REMOVED AND REPLACED ISOLATION VALVE CONNECTOR IAW SWPM 20-50-01. REMOVED AND REPLACED RIGHT HAND WING TO BODY ISOLATION DUCT IAW AMM 36-11-01. ACCOMPLISHED INTERIM REPAIR TO THE RIGHT HAND VAPOR BARRIER IAW EO 53-767-4960.