# SDR AALA201909239008

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 19, 2019
- Submitted: September 23, 2019
- Operation: Air carrier
- Aircraft: [N991AU](https://openairdocs.org/aircraft/N991AU), registered now
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 7131
- Aircraft time: 9,852 hours, 3,752 cycles
- System (JASC): [2565 · Escape Slide](https://openairdocs.org/jasc/2565)
- Part: Slide
- Part number: D30665515
- Part serial: M12766
- Condition: Faulty
- Location: Zone 800
- Stage of operation: IN
- How discovered: C
- Nature of condition: L
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA201909239008

## Discrepancy

AIRCRAFT WAS GROUNDED: MAINTENANCE REPORTS EPSU FAILS BITE TEST. FAULT CODES 256241, 335111, 335116, 335112. MAINTENANCE CHANGED SLIDE AND CIDS 1 EPSU TEST PASSED IAW WORKCARD 25-94-03.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.