# SDR ASAA2020101733364

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 17, 2020
- Submitted: October 19, 2020
- Operation: Air carrier
- Aircraft: [N491AS](https://openairdocs.org/aircraft/N491AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 44109
- Aircraft time: 18,809 hours, 6,014 cycles
- System (JASC): [2432 · Battery/Charger System](https://openairdocs.org/jasc/2432)
- Part: Charger
- Part number: 893003
- Part serial: C13132
- Condition: Inoperative
- Location: Master Battery
- Part time: 18,802 hours, 6,012 cycles
- Stage of operation: LD
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2020101733364

## Discrepancy

AFTER LANDING ELEC ANNUNCIATOR ILLUMINATED AND REMAINED ON.  GROUNDED-YES.  P5-13 BITE SHOWS BATTERY CHARGER FAULT VERIFIED MAIN BATTERY CHARGER INOPERABLE (NO LIGHT).  REPLACED M5 MATTERY CHARGER, REF B737-900 AMM 24-31-21.

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