# SDR AALA202508081953

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 4, 2025
- Submitted: August 8, 2025
- Operation: Air carrier
- Aircraft: [N519UW](https://openairdocs.org/aircraft/N519UW), registered now
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 3881
- Aircraft time: 53,967 hours, 20,463 cycles
- Engine: Iae V2533A5
- System (JASC): [7532 · Compressor Bleed Valve](https://openairdocs.org/jasc/7532)
- Part: Solenoid Valve
- Part number: AA105100
- Part serial: ELA394
- Condition: Faulty
- Location: Nr 1 Engine
- Part time: 61,821 hours, 25,141 cycles
- Stage of operation: CR
- How discovered: O
- Nature of condition: R, J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202508081953

## Discrepancy

AIRCRAFT WAS GROUNDED: FLIGHT CREW REPORTED THAT WHILE AT FL340 IN SMOOTH AIR, #1 ENGINE EXPERIENCED AN ENGINE STALL. THE ECAM WAS ACCOMPANIED BY A BRIEF AND ISOLATED BUMP SIMILAR TO TURBULENCE. NO NOTICEABLE DECREASE IN THRUST WAS EXPERIENCED AND ENGINE PARAMETERS WERE NORMAL AND MATCHED ENGINE #2. MAINTENANCE FOUND BLEED SOLENOID 7B AND 10TH STAGE BLEED SOLENOID BAD ON #1 ENGINE. MAINTENANCE REPLACED BLEED SOLENOID 7B PER AMM 75-32-51 (AALA202508081953), AND THE 10TH STAGE BLEED SOLENOID PER AMM 75-32-53. (AALA202508087634) A SATISFACTORY LEAK / OPERATIONAL CHECK WAS ACCOMPLISHED WITH NO FAULTS NOTED.

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