# SDR YENA2024091701278

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 16, 2024
- Submitted: September 17, 2024
- Operation: Air carrier
- Aircraft: [N4077J](https://openairdocs.org/aircraft/N4077J), registered now
- Make and model: Airbus A321-271N
- Registry model: [Airbus A321-271N](https://openairdocs.org/model/airbus-a321-271n) (OpenAirDocs)
- Aircraft serial: 11604
- Aircraft time: 3,026 hours, 459 cycles
- Engine: Iae PW1133GAJM
- System (JASC): [7532 · Compressor Bleed Valve](https://openairdocs.org/jasc/7532)
- Part: Bleed Valve
- Condition: No Discrepancy
- Location: Zone
- 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/YENA2024091701278

## Discrepancy

FLT#73, JFK-EDI. (ETOPS) 'COND TRIM AIR SYS FAULT TRIM AIR HI PRESSURE ASSOCIATED CLASS II AIR BLEED MSG ( HOT AIR PRESS REGULATING VLV - (N703 AND UP) CLOSED POSITION ); PERFORMED OPS TEST OF COCKPIT CABIN TEMP CONTROL WITH CIDS  IAW AMM 21-63-00-710-004. OPS TEST OK. THIS CLEARS MDDR

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