# SDR ASAA2019030128415

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 1, 2019
- Submitted: March 5, 2019
- Operation: Air carrier
- Aircraft: N921VA
- Make and model: Airbus A321-253N
- Registry model: [Airbus A321-253N](https://openairdocs.org/model/airbus-a321-253n) (OpenAirDocs)
- Aircraft serial: 07589
- Aircraft time: 6,371 hours, 1,652 cycles
- System (JASC): [4940 · APU Start/Ignition System](https://openairdocs.org/jasc/4940)
- Part: Exciter
- Part number: 38880587
- Part serial: 160980
- Condition: Failed
- Location: Apu
- Part time: 3,087 hours, 3,998 cycles
- Stage of operation: NR
- How discovered: O
- Nature of condition: G
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2019030128415

## Discrepancy

APU AUTO SHUT DOWN GROUNDED - YES. REMOVED AND REPLACED IGNITION EXCITER IAW 49-41-38 OPS CHECK TRANSFER TO LOG PAGE 8038548 ITEM 3.

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