# SDR DXTA2024062012088

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 18, 2024
- Submitted: June 20, 2024
- Operation: Air carrier
- Aircraft: [N389QS](https://openairdocs.org/aircraft/N389QS), registered now
- Make and model: Cessna 680CE
- Aircraft serial: 6800149
- Aircraft time: 14,729 hours, 9,770 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery
- Part number: CBS281
- Part serial: 008896
- Condition: Defective
- Location: Emergency Lights
- 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/DXTA2024062012088

## Discrepancy

EMERGENCY EXIT LIGHTS OVER EMERGENCY EXIT AND ON BULKHEAD SEAT BEHIND SEAT 9 FAIL PREFLIGHT TEST. MUST REPEAT RECHARGE PROCEDURE TO MAINTAIN CHARGE.  REMOVED EMERGENCY LIGHTING BATTERY #4 P/N: CBS28-1 S/N: 008896 AND INSTALLED CUSTOMER SUPPLIED REPAIRED EMERGENCY LIGHTING BATTERY P/N: CBS28-L S/N: 005425 BATTERY DATED 05/23/24 IAW C680 AMM 33-50-10. NO DEFECTS NOTED. OPS CHECK FOUND FUNCTIONAL.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.