What was found
NR 1 ENG ANTI-ICE COWL VALVE FAILED TO OPEN IN FLIGHT. REPLACED NR 1 ENG ANTI-ICE VALVE. GROUND OPS NML. LK CHECK GOOD.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
NR 1 ENG ANTI-ICE COWL VALVE FAILED TO OPEN IN FLIGHT. REPLACED NR 1 ENG ANTI-ICE VALVE. GROUND OPS NML. LK CHECK GOOD.