# SDR HALA2011080600351

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 6, 2011
- Submitted: August 8, 2011
- Operation: Air carrier
- Aircraft: N590HA
- Make and model: Boeing 767-3CB
- Registry model: [Boeing 767-3CB](https://openairdocs.org/model/boeing-767-3cb) (OpenAirDocs)
- Aircraft serial: 33467
- Aircraft time: 33,700 hours, 6,246 cycles
- System (JASC): [4930 · APU Engine Fuel and Control](https://openairdocs.org/jasc/4930)
- Part: Ecu
- Part number: 211734220
- Part serial: 104554
- Condition: Inoperative
- Location: Apu
- Part time: 378 hours, 58 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/HALA2011080600351

## Discrepancy

ETOPS SIGNIFICANT SYS - APU AUTO SHUTDOWN AT THE GATE.  PERFORMED BITE TEST ON ECU FOUND ECU FAULT.  R & R APU CONTROL UNIT (ECU) IAW AMM 49-61-05, OPS CHECK OK.

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