# SDR HALA0800534

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 19, 2008
- Submitted: April 24, 2008
- Operation: Air carrier
- Aircraft: N584HA
- Make and model: Boeing 767-3G5
- Registry model: [Boeing 767-3G5](https://openairdocs.org/model/boeing-767-3g5) (OpenAirDocs)
- Aircraft serial: 24258
- Aircraft time: 83,531 hours, 16,148 cycles
- System (JASC): [4990 · APU Oil System](https://openairdocs.org/jasc/4990)
- Part: Valve
- Part number: 1589353
- Part serial: 5621
- Condition: Malfunctioned
- Location: Oil Cooler
- 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/HALA0800534

## Discrepancy

ETOPS SIGNIFICANT SYSTEM, APU AUTOSHUT DOWN AT GATE.  PERFORMED APU BITE PROCEDURE PER 49-11-00.  FOUND HIGH OIL TEMP FAULT.  PERFORMED FIM "HIGH OIL TEMP" 49-11-00.  REMOVED AND REPLACED OIL COOLER BYPASS VALVE PER 49-27-10.  RESERVICED APU.  GROUND RUN APU AND LEAK CHECK GOOD.

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