# SDR ASAA2014100709326

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 7, 2014
- Submitted: October 10, 2014
- Operation: Air carrier
- Aircraft: [N587AS](https://openairdocs.org/aircraft/N587AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35684
- Aircraft time: 26,823 hours, 7,858 cycles
- System (JASC): [4970 · APU Indicating System](https://openairdocs.org/jasc/4970)
- Part: Data Unit
- Part number: 38762871
- Part serial: GE878
- Condition: Failed
- Location: Apu
- Part time: 6,072 hours, 9,321 cycles
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2014100709326

## Discrepancy

APU FAULT 49-7210.  ACFT GROUNDED.  FOUND BAD DATA MEMORY AND CHANGED IAW MM 49-72-11.  FAULT CLEARED.  SYSTEM GROUND VERIFICATION ACCOMPLISHED IAW APU BITE MM 49-61-00.

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