# SDR DALA2022062904530

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 26, 2022
- Submitted: June 29, 2022
- Operation: Air carrier
- Aircraft: [N312DN](https://openairdocs.org/aircraft/N312DN), registered now
- Make and model: Airbus A321-211
- Registry model: [Airbus A321-211](https://openairdocs.org/model/airbus-a321-211) (OpenAirDocs)
- Aircraft serial: 7364
- Aircraft time: 14,603 hours, 7,102 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: None
- Condition: None
- Stage of operation: IN
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2022062904530

## Discrepancy

DURING SERVICE CHECK FOUND AFT L EPSU INOP. R/R AFT L EPSU IAW B321 AMM 33-51-38 OPS CHECK GOOD POWER SUPPLY, E OFF 33-3351-9-0002 51163 ON 33-3351-9-0002 02247. (LP# 9281344)

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