# SDR YENA2024021200261

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 8, 2024
- Submitted: February 12, 2024
- Operation: Air carrier
- Aircraft: [N4074J](https://openairdocs.org/aircraft/N4074J), registered now
- Make and model: Airbus A321-271N
- Registry model: [Airbus A321-271N](https://openairdocs.org/model/airbus-a321-271n) (OpenAirDocs)
- Aircraft serial: 11354
- Aircraft time: 2,650 hours, 391 cycles
- System (JASC): [3150 · Central Warning](https://openairdocs.org/jasc/3150)
- Part: Warning Message
- Condition: Illuminated
- Location: Bleed
- Stage of operation: UK
- 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/YENA2024021200261

## Discrepancy

FLT#44, LGW-JFK. (ETOPS) 'MAINT STATUS MSG AIR BLEED ( 36-00-00-C CLASS II MAINTENANCE MESSAGES DISPLAYED ON ECAM STATUS PAGE OF ECAM SYSTEM DISPLAY FAULT(S) INDICATED BY AIR BLEED ); REPLACED RELAY - APUBV CMND (22HV) IAW ESPM 20-46-50. OPS CHECK OK. NO FAULTS NOTED. MDDR CLEARED. MX-4 UPDATED. PLACARD REMOVED.'

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