# SDR WX0A2022051374088

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 11, 2022
- Submitted: May 13, 2022
- Operation: Air carrier
- Aircraft: [N277NV](https://openairdocs.org/aircraft/N277NV), registered now
- Make and model: Airbus A320-214
- Registry model: [Airbus A320-214](https://openairdocs.org/model/airbus-a320-214) (OpenAirDocs)
- Aircraft serial: 3205
- Aircraft time: 45,640 hours, 22,215 cycles
- System (JASC): [3300 · Lighting System](https://openairdocs.org/jasc/3300)
- Part: Epsu
- Part number: 32146210
- Part serial: 009605
- Condition: None
- Stage of operation: IN
- How discovered: C
- Nature of condition: P
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/WX0A2022051374088

## Discrepancy

DURING WEEKLY CHECK EMERGENCY LIGHT BITE CHECK FOUND L/H OVERWING EXIT EXTERIOR LIGHTS INOP. / CONT T/S IAW TSM 33-51-00-810-834, REPLACED EPSU (11WL) IAW AMM 33-51-38 & RELAMPED OVERWING LIGHT (61WL) REF AMM 33-51-15. BITE SHOWS NO FAULTS & OPS CK OF RELATED EMER LIGHTS GOOD."

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