# SDR ASAA12511679

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 10, 2012
- Submitted: June 12, 2012
- Operation: Air carrier
- Aircraft: [N594AS](https://openairdocs.org/aircraft/N594AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35191
- Aircraft time: 16,186 hours, 5,044 cycles
- System (JASC): [4960 · APU Controls](https://openairdocs.org/jasc/4960)
- Part: Ecu
- Part number: 2118966222
- Part serial: 107F2210
- Condition: Failed
- Location: Apu
- Part time: 16,179 hours, 5,043 cycles
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA12511679

## Discrepancy

APU ECU INOPERATIVE WHEN WORKING TASK CARD NG 49EO-03483-1.  REPLACED APU ECU REF AMM 49-61-12.  OPS NORMAL IAW SAME.

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