# SDR RYNA200908040010

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 24, 2009
- Submitted: August 4, 2009
- Operation: Air carrier
- Aircraft: [N120DL](https://openairdocs.org/aircraft/N120DL), registered now
- Make and model: Boeing 767332
- Aircraft serial: 23279
- Aircraft time: 68,508 hours, 31,575 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: BPS73
- Condition: Discharged
- 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/RYNA200908040010

## Discrepancy

DURING ACCOMPLISHMENT OF TASK-CARD 767-33-033-01 EMERGENCY LIGHT POWER SUPPLIES ON C-CHECK 1C/2C/S1C/S2C ALL BATTERY PACKS FAILED THE CAPACITY CHECK AND RT EXTERIOR LIGHTS ABOVE THE R-4 DOOR AND BOTH AFT WING SLIDE LIGHT FAILED TO ILLUMINATE.  REMOVED AND REPLACED ALL BATTERY PACKS PER AMM 33-51-07, RE-TESTED SYSTEM, OPS CHECK GOOD.

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