# SDR DALA2026053003281

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 27, 2026
- Submitted: May 31, 2026
- Operation: Air carrier
- Aircraft: [N325NB](https://openairdocs.org/aircraft/N325NB), registered now
- Make and model: Airbus A319-114
- Registry model: [Airbus A319-114](https://openairdocs.org/model/airbus-a319-114) (OpenAirDocs)
- Aircraft serial: 1483
- Aircraft time: 59,800 hours, 30,992 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Condition: Faulted
- Location: Zone 200
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2026053003281

## Discrepancy

EMERGENCY EXIT SIGNS INOPERATIVE. THE EXIT SIGNS ABOVE DOORS 2L AND 2R DO NOT ILLUMINATE WHEN THE GEAR IS DOWN, INSTEAD THE SMALL EMERGENCY LIGHTS BETWEEN THE EXIT SIGN AND DOOR COME ON.  R & R EPSU AND EPSU POWER SUPPLY REF A319/320 AMM 33-51. FAULT STILL PRESENT. R BLAKE 727332. TRIED MULTIPLE OTHER EPSU POWER SUPPLIES NO HELP. REINSTALLED ORG REF A319 AMM 33-51. PER A319 AWM 33-51-03 R/R DEU B 3 20RH5 REF A319 AMM 23-73. NO HELP.RE INST ORG. R/R SWITCH 190RH REF A319 AWM 23-73-08 AND A319 ESPM 20-48-25. NO HELP. NEEDS FURTHER T/S. 936244. FOUND TERMINALS AT 45WL AND 33WL SWAPPED. ALSO FOUND TERNINALS AT 44WL AND 32WL SWAPPED. CORRECTED WIRING/ TERMINALS PER A320 AWM 33-51-03. ALL EXIT LIGHTS NOW OPERATE NML. (LP: 1616237, AIRCRAFT WAS GROUNDED)

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