What was found
BLD 1 LEAK INDICATION ON EICAS DURING EN ROUTE CLIMB THRU 10000 MSC RAN A011 CHECK LIST BLD LEAK INDICATION EXTINGUISHED AFTER APPROX 3 MINUTES. R & R ORING IAW ETN EM 36-048 ON BLD DUCT LOCATION 28, 17, 15, 9 & 7 IAW AMM 36-11-09. GND RAN OPERATIONS CHECK NO BLD 1 INDICATION NOTED.