What was found
DURING CLIMB OUT, THE FLIGHT CREW RECEIVED AN IR1 FAULT. THE ACFT RETURNED TO DEPARTURE AND MX TROUBLESHOT AND REPLACED ADIRU 1 AT 1FP1 IAW AMM 34-12-34, AMM 34-14-00-740-001 AND AMM 34-13-00-740-002.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING CLIMB OUT, THE FLIGHT CREW RECEIVED AN IR1 FAULT. THE ACFT RETURNED TO DEPARTURE AND MX TROUBLESHOT AND REPLACED ADIRU 1 AT 1FP1 IAW AMM 34-12-34, AMM 34-14-00-740-001 AND AMM 34-13-00-740-002.