What was found
CREW REPORTED IRS AND FMS FAILURE PRIOR TO DEPARTURE. MX FOUND NR 2 IRU TO HAVE SMOKE IN IT WHEN IT WAS OPENED UP. THE IRU WAS REPLACED.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
CREW REPORTED IRS AND FMS FAILURE PRIOR TO DEPARTURE. MX FOUND NR 2 IRU TO HAVE SMOKE IN IT WHEN IT WAS OPENED UP. THE IRU WAS REPLACED.