# SDR HALA20240703178

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 2, 2024
- Submitted: July 3, 2024
- Operation: Air carrier
- Aircraft: [N208HA](https://openairdocs.org/aircraft/N208HA), registered now
- Make and model: Airbus A321-271N
- Registry model: [Airbus A321-271N](https://openairdocs.org/model/airbus-a321-271n) (OpenAirDocs)
- Aircraft serial: 8123
- Aircraft time: 15,525 hours, 3,472 cycles
- System (JASC): [4900 · Airborne Auxiliary Power Unit (APU) System](https://openairdocs.org/jasc/4900)
- Part: Apu
- Condition: Shutdown
- Location: Zone 100
- Stage of operation: TX
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/HALA20240703178

## Discrepancy

ETOPS - APU: AUTO SHUT DOWN ON TAXI IN 3X ATTEMPTS FAILED. REMOVED & REPLACED WIRING FROM APU STARTER MOTOR + TERMINAL LUG TO 7120VC PIN 1. WIRES X011A20, X011B14, X011C14 PER ESPM 20-33-11. REMOVED & REPLACED APU STARTER MOTOR CLUTCH PER AMM 49-42-52. PERFORMED OPS TEST OF APU PER AMM 49-00-00, OPS TEST GOOD. OK FOR SERVICE.

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