# SDR CALA2009121600713

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 16, 2009
- Submitted: December 16, 2009
- Operation: Air carrier
- Aircraft: [N78004](https://openairdocs.org/aircraft/N78004), registered now
- Make and model: Boeing 777224
- Aircraft serial: 27580
- Aircraft time: 53,909 hours, 5,907 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: D71701100
- Part serial: 4895
- Condition: Discharged
- Location: Cabin
- Stage of operation: IN
- How discovered: C
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2009121600713

## Discrepancy

L3 DOOR EMERGENCY LIGHT WILL NOT STAY ON FOR 20 SECONDS AT A TIME.  REPLACED L3 DOOR EMERGENCY BATTERY PACK AS REQUIRED, REFERENCE MM 33-51-06. S/N ON 11019, S/N OFF 4895.

---
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, except the copies of manufacturers’ service documents, which belong to their rights holders.