# SDR RYNA200911170023

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 10, 2009
- Submitted: November 17, 2009
- Operation: Air carrier
- Aircraft: N637TW
- Make and model: Boeing 767-33AER
- Registry model: [Boeing 767-33AER](https://openairdocs.org/model/boeing-767-33aer) (OpenAirDocs)
- Aircraft serial: 25403
- Aircraft time: 57,795 hours, 12,558 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: 20131A
- Condition: Discharged
- Location: Cabin
- 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/RYNA200911170023

## Discrepancy

DURING AIRCRAFT INSPECTION FOUND THE R3 AND R4 EMERGENCY EXTERIOR DOOR LIGHT INOP.  REMOVED AND REPLACED THE EMERGENCY LIGHT BATTERY PACK M733 PER AMM 33-51-07, OPS CHECK GOOD.

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