# SDR ASAA2026020164079

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 1, 2026
- Submitted: February 3, 2026
- Operation: Air carrier
- Aircraft: [N506AS](https://openairdocs.org/aircraft/N506AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35690
- Aircraft time: 62,359 hours, 19,253 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: D71701100
- Condition: Failed
- Location: Zone 200
- 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/ASAA2026020164079

## Discrepancy

LEFT & RIGHT MAIN CABIN EMERGENCY LIGHTS INOPERATIVE.  GROUNDED - YES. R & R THREE EMERGENCY BATTERIES  LT & RT ROW 23 & LT SEAT ROW 7 & PERFORMED AN OPS CHECK, TESTED GOOD IAW AMM 33-31-06-960-805.

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