# SDR ASAA2016071417386

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 14, 2016
- Submitted: July 18, 2016
- Operation: Air carrier
- Aircraft: [N587AS](https://openairdocs.org/aircraft/N587AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35684
- Aircraft time: 33,755 hours, 9,857 cycles
- System (JASC): [2432 · Battery/Charger System](https://openairdocs.org/jasc/2432)
- Part: Charger
- Part number: 893003
- Part serial: C6610
- Condition: Failed
- Location: Master Battery
- Part time: 33,746 hours, 9,852 cycles
- Stage of operation: TX
- 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/ASAA2016071417386

## Discrepancy

DURING PREFLIGHT, DISCOVERED ELECTRIC LIGHT ILLUMINATED.  ACFT GROUNDED.  BITE CHECK OF P5-13 SHOWS AUX BATTERY CHARGER INOPERATIVE.  REPLACED AUX BATTERY CHARGER IAW AMM 24-31-31. INSTALLATION TEST NORMAL.

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