# SDR CALA2013100791805

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 4, 2013
- Submitted: October 8, 2013
- Operation: Air carrier
- Aircraft: [N820UA](https://openairdocs.org/aircraft/N820UA), registered now
- Make and model: Airbus A319-131
- Registry model: [Airbus A319-131](https://openairdocs.org/model/airbus-industrie-a319-131) (OpenAirDocs)
- Aircraft serial: 898
- Aircraft time: 50,834 hours, 20,333 cycles
- Engine: Iae V2522A5
- System (JASC): [3441 · Inertial Guidance System](https://openairdocs.org/jasc/3441)
- Part: Iru
- Condition: Malfunctioned
- Location: Nr 3
- Stage of operation: TX
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2013100791805

## Discrepancy

ON ARRIVAL IRU NR 3 OFF 6.5 KTS AFTER 4 HOUR FLIGHT.  IAW ECRA 3410-01791 CARRY FORWARD REALIGNED IRU NR 3.

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