# SDR YENA20110503247

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 3, 2011
- Submitted: May 3, 2011
- Operation: Air carrier
- Aircraft: [N505JB](https://openairdocs.org/aircraft/N505JB), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 1173
- Aircraft time: 43,678 hours, 16,813 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Epsu
- Part number: 321431
- Part serial: 037049
- Condition: Failed
- Location: Cabin
- Part time: 27,988 hours, 9,946 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/YENA20110503247

## Discrepancy

FLT 780 MBJ-JFK DURING MAINTENANCE, EPSU RT FAULT.  FOUND BATTERY FAULTING ON RT MID EPSU.  REMOVED AND REPLACED IAW AMM 33-51-38.  OPS CHECK OK.

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