# SDR GTIA2025091539075

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 13, 2025
- Submitted: September 15, 2025
- Operation: Air carrier
- Aircraft: [N620NK](https://openairdocs.org/aircraft/N620NK), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 5624
- Aircraft time: 42,427 hours, 19,618 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Epsu
- Part number: 321431
- Part serial: 904077
- Condition: Faulty
- Location: Zone 200
- Part time: 3,972 hours, 1,957 cycles
- 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/GTIA2025091539075

## Discrepancy

DURING TASK CARD 256241-03-1 REMOVE DOOR ESCAPE SLIDE (7501MM) EPSU SYSTEM TEST FAILED (13WL)-R/R EPSU BATTERY(13WL) IAW AMM 33-51-38-000-002-A.EPSU SYSTEM TEST IS GOOD.

---
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.