# SDR HALA2021040900046

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 8, 2021
- Submitted: April 9, 2021
- Operation: Air carrier
- Aircraft: [N384HA](https://openairdocs.org/aircraft/N384HA), registered now
- Make and model: Airbus A330-243
- Registry model: [Airbus A330-243](https://openairdocs.org/model/airbus-a330-243) (OpenAirDocs)
- Aircraft serial: 1259
- Aircraft time: 40,071 hours, 6,190 cycles
- System (JASC): [2421 · AC Generator-Alternator](https://openairdocs.org/jasc/2421)
- Part: Generator
- Part number: 33242390001
- Part serial: 04919
- Condition: Defective
- Location: Apu
- Stage of operation: NR
- 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/HALA2021040900046

## Discrepancy

ETOPS - BITE TEST OF GAPCU SHOWS CLASS 1 FAULT 242300 WRG: GEN APU FEEDER. TROUBLESHOOT PER TSM TASK 24-20-00-810-998-A UP TO STEP 4A.(2)(B) & FOUND FEEDERS ARE CORRECT. REMOVED AND REPLACED APU-GEN (8XS) PER AMM 24-23-51. OPS TEST GOOD. BITE TEST OF THE GAPCU GOOD. NO FAULTS. LEAK CHECK GOOD. GENERATOR, APU, OFF 33-2423-9-0001 04919 ON 33-2423-9-0001 04404

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