# SDR YENA2023083001008

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 29, 2023
- Submitted: August 30, 2023
- Operation: Air carrier
- Aircraft: [N4073J](https://openairdocs.org/aircraft/N4073J), registered now
- Make and model: Airbus A321-271N
- Registry model: [Airbus A321-271N](https://openairdocs.org/model/airbus-a321-271n) (OpenAirDocs)
- Aircraft serial: 11129
- Aircraft time: 1,957 hours, 288 cycles
- System (JASC): [4910 · APU Cowling/Containment](https://openairdocs.org/jasc/4910)
- Part: Fcu
- Part number: 707223652
- Part serial: CUC28506
- Condition: Failed
- Location: Unknown
- Part time: 1,267 hours, 547 cycles
- Stage of operation: IN
- How discovered: V
- Nature of condition: J
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/YENA2023083001008

## Discrepancy

FLT#1107, JFK-LHR. (ETOPS)   APU CLASS 2 MSG ( CLASS II MAINTENANCE MESSAGES DISPLAYED ); REMOVED AND REPLACED APU FCU IAW AMM 49-32-11. OPS AND LEAK CHECK GOOD. MDDR CLEARED. PLACRD REMOVED. UPDATED MX-4.

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