# SDR HALA2016073100312

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 31, 2016
- Submitted: August 1, 2016
- Operation: Air carrier
- Aircraft: [N392HA](https://openairdocs.org/aircraft/N392HA), registered now
- Make and model: Airbus A330-243
- Registry model: [Airbus A330-243](https://openairdocs.org/model/airbus-a330-243) (OpenAirDocs)
- Aircraft serial: 1404
- Aircraft time: 14,977 hours, 2,352 cycles
- System (JASC): [4940 · APU Start/Ignition System](https://openairdocs.org/jasc/4940)
- Part: Exciter
- Part number: 33493290002
- Part serial: 00050
- Condition: Malfunctioned
- Location: Apu
- Stage of operation: CR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/HALA2016073100312

## Discrepancy

APU INFLIGHT START AT FL 410,  OAT -60 WAS UNSUCCESSFULL AFTER 3 ATTEMPTS.   REMOVED  AND REPLACED THE APU IGNITION EXCITER IAW AMM 49-41-38.  OPS CHECKED OK. VERIFICATION FLIGHT FOR APU COMPLETED.  APU OPERATES NORMALLY.  VERIFICATION OF COLD SOAK START VERIFIED BY MAINTENANCE.

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