# SDR AALA201808099003

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 8, 2018
- Submitted: August 10, 2018
- Operation: Air carrier
- Aircraft: [N923US](https://openairdocs.org/aircraft/N923US), registered now
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 6543
- Aircraft time: 11,956 hours, 4,624 cycles
- System (JASC): [2565 · Escape Slide](https://openairdocs.org/jasc/2565)
- Part: Encoder
- Part number: Z043H000351A
- Part serial: 043H00028949
- Condition: Faulted
- Location: R3 Door
- Part time: 11,949 hours, 4,621 cycles
- 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/AALA201808099003

## Discrepancy

ENCODER/DECODER FOR THE R3 DOOR DURING STEP A-11 OF THE TASK CARD.  REPLACED ENCODER/DECODER IAW 25-62-49-000-001A.  AIRCRAFT WAS GROUNDED.

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