What was found
ORD - ELECTRIC STANDBY SYSTEM FUEL ISOLATION VALVE APU CAME ON ABOUT 1 HOUR INTO FLIGHT. T/S PER FIM, REPLACED ARINC 629 CARD M22406 A13, CYCLED A/C POWER SEVERAL TIMES, NO FURTHER ELMS P310 CHAN MSG. (M)
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
ORD - ELECTRIC STANDBY SYSTEM FUEL ISOLATION VALVE APU CAME ON ABOUT 1 HOUR INTO FLIGHT. T/S PER FIM, REPLACED ARINC 629 CARD M22406 A13, CYCLED A/C POWER SEVERAL TIMES, NO FURTHER ELMS P310 CHAN MSG. (M)