What was found
PILOT REPORT: NAV IR 1 FAULT ECAM ILLUM. GROUND RETURN. THE ADIRU NR 1 WAS REPLACED IAW AMM 34-12-34-400-001, OPERATIONAL TEST ON GROUND.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
PILOT REPORT: NAV IR 1 FAULT ECAM ILLUM. GROUND RETURN. THE ADIRU NR 1 WAS REPLACED IAW AMM 34-12-34-400-001, OPERATIONAL TEST ON GROUND.