# SDR AALA202011029002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 1, 2020
- Submitted: November 3, 2020
- Operation: Air carrier
- Aircraft: [N509AY](https://openairdocs.org/aircraft/N509AY), registered now
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 3796
- Aircraft time: 41,202 hours, 14,785 cycles
- Engine: Iae V2533A5
- System (JASC): [7120 · Engine Mount Section](https://openairdocs.org/jasc/7120)
- Part: Mount Bolt
- Condition: Worn
- Location: Lt Engine
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202011029002

## Discrepancy

AIRCRAFT IN BASE MAINTENANCE.  LEFT HAND ENGINE FORWARD RIGHT ENGINE MOUNT BOLTS (5 EA) FAIL RUNNING TORQUE CHECK.  REPLACED BOLTS, PER AMM 71-21-12-400-010-A.

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