# SDR AMTA200700188

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 11, 2007
- Submitted: April 17, 2007
- Operation: Air carrier
- Aircraft: [N561TZ](https://openairdocs.org/aircraft/N561TZ), registered now
- Make and model: Boeing 757-33N
- Registry model: [Boeing 757-33N](https://openairdocs.org/model/boeing-757-33n) (OpenAirDocs)
- Aircraft serial: 33526
- Engine: Rroyce RB211524B4
- System (JASC): [4990 · APU Oil System](https://openairdocs.org/jasc/4990)
- Part: Oil Cooler
- Condition: Unknown
- Location: Apu
- Stage of operation: TX
- How discovered: O
- Nature of condition: J
- Precautionary procedure: H
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AMTA200700188

## Discrepancy

APU AUTO SHUTDOWN.  RESTART UNSUCCESSFUL.  (K)  REMOVED AND REPLACED OIL COOLER.  LEAK CHECK GOOD. APU CHECKS GOOD.  (K)

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.