# SDR HALA2018121100646

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 10, 2018
- Submitted: December 11, 2018
- Operation: Air carrier
- Aircraft: [N583HA](https://openairdocs.org/aircraft/N583HA), registered now
- Make and model: Boeing 767-33A
- Registry model: [Boeing 767-33A](https://openairdocs.org/model/boeing-767-33a) (OpenAirDocs)
- Aircraft serial: 25531
- Aircraft time: 108,200 hours, 19,582 cycles
- System (JASC): [4940 · APU Start/Ignition System](https://openairdocs.org/jasc/4940)
- Part: Ignition Unit
- Part number: 38880585
- Part serial: 020218034600
- Condition: Inoperative
- Location: Apu
- Part time: 25,684 hours, 4,857 cycles
- Stage of operation: DE
- 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/HALA2018121100646

## Discrepancy

ETOPS SIGNIFICANT SYSTEM - UNABLE TO START APU 2 ATTEMPTS.// PERFORMED BITE CHECK OF APU AND FOUND IGNITION UNIT FAULTED. REMOVED AND REPLACED APU IGNITION UNIT PER AMM 49-41-03-404-010 OPS CHECK GOOD.

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