# SDR HALA2019093000391

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 29, 2019
- Submitted: September 30, 2019
- Operation: Air carrier
- Aircraft: [N393HA](https://openairdocs.org/aircraft/N393HA), registered now
- Make and model: Airbus A330-243
- Registry model: [Airbus A330-243](https://openairdocs.org/model/airbus-a330-243) (OpenAirDocs)
- Aircraft serial: 1422
- Aircraft time: 27,948 hours, 4,443 cycles
- System (JASC): [4940 · APU Start/Ignition System](https://openairdocs.org/jasc/4940)
- Part: Exciter
- Part number: 33494190002
- Part serial: 11809
- Condition: Faulty
- Location: Apu
- Part time: 5,855 hours, 887 cycles
- Stage of operation: CR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/HALA2019093000391

## Discrepancy

ETOPS SIGNIFICANT SYSTEM - APU INFLIGHT START OAT - -56 -51 -30 FL 400 350 270 # ATTEMPTS - 3 UNSUCCESSFUL. //  R/R APU EXCITER PER A330 AMM 49-41 AND SYSTEM A IGNITER AND LEAD 
R/R PER A330 AMM 49-41. OPT CHK NML.

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