# SDR VNAA0004020

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 19, 2000
- Submitted: April 24, 2000
- Operation: Air carrier
- Aircraft: [N461PS](https://openairdocs.org/aircraft/N461PS), registered now
- Make and model: Dorner DO328100
- Aircraft serial: 3075
- Aircraft time: 9,844 hours, 8,661 cycles
- Engine: Pwa PW119B
- Propeller: Hartzl HDE6C3B
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery
- Part number: 321430
- Part serial: 10596
- Condition: Failed
- Location: Row 9a
- Part time: 9,356 hours, 8,355 cycles
- 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/VNAA0004020

## Discrepancy

THE CREW REPORTED THAT THE EMERGENCY SIGN AT ROW 9A WOULD NOT ILLUMINATE.  MAINTENANCE INSPECTED AND REPLACED THE EMERGENCY BATTERY AT THE 6LK POSITION IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 33-51-00.  OPERATIONAL CHECKS WERE PERFORMED AND THE AIRCRAFT WAS RELEASED FOR SERVICE.

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