# SDR DALA2017081706282

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 16, 2017
- Submitted: August 17, 2017
- Operation: Air carrier
- Aircraft: N670US
- Make and model: Boeing 747451
- Aircraft serial: 24225
- Aircraft time: 113,668 hours, 13,776 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery
- 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/DALA2017081706282

## Discrepancy

PREFLIGHT CHECK FOUND U/D LEFT DOOR SLIDE LIGHT TEST NO ILLUMINATE. REMOVED AND REPLACED LIGHT BATTERY PER AMM 33-51. TEST OK AND CHKD NORMAL.

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