# SDR ASAA2020110333486

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 3, 2020
- Submitted: November 5, 2020
- Operation: Air carrier
- Aircraft: [N467AS](https://openairdocs.org/aircraft/N467AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 36362
- Aircraft time: 24,229 hours, 7,889 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: D71702001
- Condition: No Test
- Location: Emegency 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/ASAA2020110333486

## Discrepancy

WHILE ACCOMPLISHING T/C 78233001 FOUND 2 EA BAD BATTERY PACKS.  GROUNDED-YES.  REMOVED & REPLACED 2 EA BATTERY PACKS.  OPERATIONS NORMAL, REF B737-900 AMM 33-51-06.

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