# SDR CALA2025012702066

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 24, 2025
- Submitted: January 27, 2025
- Operation: Air carrier
- Aircraft: [N855UA](https://openairdocs.org/aircraft/N855UA), registered now
- Make and model: Airbus A319-131
- Registry model: [Airbus A319-131](https://openairdocs.org/model/airbus-industrie-a319-131) (OpenAirDocs)
- Aircraft serial: 1737
- Aircraft time: 63,412 hours, 28,271 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Switch
- Part number: E0062B1A4AD0A
- 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/CALA2025012702066

## Discrepancy

CABIN EMERGENCY LIGHTS COME ON WHEN SWITCH IS PUT IN THE ARM POSITION REMOVED AND REPLACED EMERGENCY EXIT LIGHT SWITCH (4WL). OPS CHK NORMAL. REF. WDM 33-51-01 AND AMM TASK 33-51-00-710-004-A

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