# SDR UALA2010080502840

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 5, 2010
- Submitted: August 6, 2010
- Operation: Air carrier
- Aircraft: N548UA
- Make and model: Boeing 757222
- Aircraft serial: 25396
- Aircraft time: 70,952 hours, 20,475 cycles
- Engine: Pwa PW2040
- System (JASC): [2432 · Battery/Charger System](https://openairdocs.org/jasc/2432)
- Part: Battery
- Part number: 18550000
- Part serial: 2135
- Condition: Faulty
- Location: Master
- Stage of operation: NR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UALA2010080502840

## Discrepancy

MAIN BATTERY CHARGER STATUS MESSAGE UNABLE TO CLEAR.  REPLACED MAIN BATTERY CHARGER.  REPLACED MAIN BATTERY.  TESTS OF CHARGER AND BATTERY ARE OK.

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