# SDR GTIA2023031437042

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 13, 2023
- Submitted: March 14, 2023
- Operation: Air carrier
- Aircraft: [N928NK](https://openairdocs.org/aircraft/N928NK), registered now
- Make and model: Airbus A320-271N
- Registry model: [Airbus A320-271N](https://openairdocs.org/model/airbus-a320-271n) (OpenAirDocs)
- Aircraft serial: 9152
- Aircraft time: 9,125 hours, 3,710 cycles
- System (JASC): [3300 · Lighting System](https://openairdocs.org/jasc/3300)
- Part: Epsu
- Part number: 32146210
- Part serial: 007642
- Condition: No Test
- Location: 10wl
- Part time: 2,818 hours, 1,125 cycles
- Stage of operation: IN
- How discovered: C
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/GTIA2023031437042

## Discrepancy

REF DMI # 2857337-1 "EMER LIGHT BITE TEST FAILED"-R/R FWD 10WL EPSU IAW AMM 33-51-38. NO HELP

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