# SDR ASAA2019040898898

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 9, 2019
- Submitted: April 8, 2019
- Operation: Air carrier
- Aircraft: [N581AS](https://openairdocs.org/aircraft/N581AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35188
- Aircraft time: 45,354 hours, 13,550 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: D71701100
- Condition: Inoperative
- 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/ASAA2019040898898

## Discrepancy

EMERGENCY LIGHTS ON THE AFT LOWERED CEILING PANEL, ROW 28 L/H, 26 L/H, 24 R/H, 21 R/H, 19 R/H, 17 R/H, L2 SLIDE LIGHT, AND AFT RIGHT HAND O/W DID NOT ILLUMINATE FOR A MINIMUM OF 15. GROUNDED - YES. REMOVED AND REPLACED BATTERY PACK S/N 12201, 3008, 40941, 21878, & PERFORMED EMERGENCY LIGHTS OP-CHECK. CHECK GOOD IAW B737-800 AMM 33-51-06-960-806.

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