# SDR AALA202509242525

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 15, 2025
- Submitted: September 24, 2025
- Operation: Air carrier
- Aircraft: [N111ZM](https://openairdocs.org/aircraft/N111ZM), registered now
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 5983
- Aircraft time: 40,507 hours, 8,162 cycles
- Engine: Iae V2533A5
- Engine time: 35,568 hours, 7,261 cycles
- System (JASC): [7200 · Engine (Turbine/Turboprop)](https://openairdocs.org/jasc/7200)
- Part: Tube
- Condition: Contaminated
- Location: Nr 1 Engine
- Stage of operation: CR
- 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/AALA202509242525

## Discrepancy

AIRCRAFT WAS GROUNDED: NUMBER 1 ENGINE STALL INFLIGHT. CLEARED ON ITS OWN BEFORE ECAM ACTION TAKEN. NUMBER 1 HP VALVE CLOSED. FELT LIKE MODERATE TURBULANCE AT OCCURANCE. **SUPPLEMENTAL REPORT FOR AALA202509192525: MAINTENANCE ACCOMPLISHED TSM 71-00-00-810-808-A. FADEC TESTS GOOD. ONLY FAULT ACRONYM SHOWN IS PBPSTL. HPC BOROSCOPE ACCOMPLISHED WITH NO FINDINGS. MAINTENANCE PURGED BURNER PRESSURE SENSOR TUBE PER AMM 73-22-49. MAINTENANCE REPLACED THE BLEED VALVES AND SOLENOIDS FOR HPC STAGES 7A (AALA202509247685, AALA202509245255), 7B (AALA202509244057, AALA202509248360), 7C (AALA202509244002, AALA202509243978), AND 10TH (AALA202509249641, AALA202509248255) PER AMM 75-32-51. MAINTENANCE ACCOMPLISHED HIGH POWER ASSURANCE TEST PER TASK CARD 26L00071014 WITH NO DEFECTS NOTED.

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