# SDR DXTA2021092049090

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 19, 2021
- Submitted: September 22, 2021
- Operation: Air carrier
- Aircraft: [N588QS](https://openairdocs.org/aircraft/N588QS), registered now
- Make and model: Cessna 560XL
- Registry model: [Cessna 560XL](https://openairdocs.org/model/cessna-560xl) (OpenAirDocs)
- Aircraft serial: 5605721
- Aircraft time: 12,174 hours, 9,271 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: 99131
- Part serial: 5605721
- Condition: Defective
- Location: Emergency Lights
- Stage of operation: TX
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DXTA2021092049090

## Discrepancy

CABIN EMERG LIGHT: BACK HALF OF FLOOR PROXIMITY EMERGENCY LIGHTS ARE INOP .   REMOVED FAULTY AFT EMERGENCY BATTERY PN 8813-1 SN# 1094 AND INSTALLED OVERHAULED BATTERY PN 9913-1 SN 2642 IAW CE-560XL AMM 33-50-01 OPS CHECK GOOD NO FURTHER DEFECTS NOTED

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