# SDR UALA2011122107036

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 19, 2011
- Submitted: December 22, 2011
- Operation: Air carrier
- Aircraft: [N229UA](https://openairdocs.org/aircraft/N229UA), registered now
- Make and model: Boeing 777222
- Aircraft serial: 30557
- Aircraft time: 41,553 hours, 5,081 cycles
- Engine: Pwa PW40903
- System (JASC): [4990 · APU Oil System](https://openairdocs.org/jasc/4990)
- Part: Unknown
- Condition: Malfunctioned
- Location: Apu
- Stage of operation: NR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UALA2011122107036

## Discrepancy

APU SHUTDOWN APU AUTO-SHUTDOWN HAS OCCURRED.  REFERENCE LOGIC DESCRIPTION FOR DETAILS (ADVISORY).  CREW COMMENTS:  APU AUTO SHUT DOWN 2 TIMES.  MAINT IS SHOWING APU HIGH OIL TEMP. 100C ON SCREEN. MAINT MESSAGE 49-10260. -INF-  :REF FIM 49-20 TASK 801 FOR HIGH OIL TEMP-FAULT ISOLATION (FOR MAINT MSG 49-10260), OPBLM TOMC- 19DEC11.

---
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.