# SDR YENA2020020390095

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 29, 2020
- Submitted: February 3, 2020
- Operation: Air carrier
- Aircraft: [N537JT](https://openairdocs.org/aircraft/N537JT), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 1785
- Aircraft time: 64,809 hours, 23,137 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery
- Part number: 321431
- Part serial: 842268
- Condition: No Test
- Location: Emergency Lights
- Part time: 3,405 hours, 1,311 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/YENA2020020390095

## Discrepancy

FT # 1796, CUN-FLL. PER TASK CARD A320-33-51-00-710-003 ALTERNATE PROCEDURE USED REF AMM 33-51-00-710-003-01 REPLACEMENT OF THE BATTERIES ON THE EPUS'S; REMOVED & REPLACED EPSU BATTERY AT LOCATIONS 10WL, 11WL, 12W & 13WL IAW MM 33-51-00

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