# SDR DXTA2022120775730

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 7, 2022
- Submitted: December 9, 2022
- Operation: Air carrier
- Aircraft: [N801QS](https://openairdocs.org/aircraft/N801QS), registered now
- Make and model: Textrn TEXTRON700
- Aircraft serial: 7000023
- Aircraft time: 2,577 hours, 1,510 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: CBS291
- Part serial: 2717M
- Condition: Failed
- Location: Emergency Lights
- Stage of operation: NR
- 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/DXTA2022120775730

## Discrepancy

IN THE ON POSITION, THE EMERGENCY LIGHTS DO NOT COME ON. IN THE ARM POSITION THEY DIMLY FLICKER ON, THEN FADE TO OFF.  REMOVED THE NR 1, 2, 3, & 4 EMERGENCY LIGHTING BATTERY PACKS IAW MM 33-50-07. INSTALLED THE BATTERY PACKS IAW MM 33-50-05. OPS CHECKED GOOD IAW MM 33-50-00.  ORIG SUB DATE:  12/7/2022

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