# SDR HALA2009072000315

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 20, 2009
- Submitted: July 21, 2009
- Operation: Air carrier
- Aircraft: N598HA
- Make and model: Boeing 767332
- Aircraft serial: 23278
- Aircraft time: 67,640 hours, 30,958 cycles
- System (JASC): [4930 · APU Engine Fuel and Control](https://openairdocs.org/jasc/4930)
- Part: Ecu
- Condition: Malfunctioned
- Location: Apu
- Stage of operation: IN
- How discovered: V
- Nature of condition: N
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/HALA2009072000315

## Discrepancy

ETOPS SIGNIFICANT SYSTEM - APU AUTO-SHUTDOWN DURING PREFLIGHT.  ECU BITE INDICATES REV FLOW.  NO LRU FAULTS AND NO MINI FLAG FAULTS.  RAN APU FOR 2 HRS. OPS NORMAL ECU BITE PASSED.  AMM 49-61-05.

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