# SDR UIEA2019111955918

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 15, 2019
- Submitted: November 19, 2019
- Operation: Air carrier
- Aircraft: [N1487A](https://openairdocs.org/aircraft/N1487A), registered now
- Make and model: Boeing 767-31K
- Registry model: [Boeing 767-31K](https://openairdocs.org/model/boeing-767-31k) (OpenAirDocs)
- Aircraft serial: 28865
- Aircraft time: 86,353 hours, 17,570 cycles
- System (JASC): [4920 · APU Core Engine](https://openairdocs.org/jasc/4920)
- Part: Apu
- Condition: Malfunctioned
- Stage of operation: NR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UIEA2019111955918

## Discrepancy

APU INOPERATIVE.(<P>LP 1215769 - M1: PERFORMED BITE TEST ON APU ECU, TEST PASSED IAW AMM 49-61-05. APU OPS CHECK NORMAL IAW AMM 49-11-00.<BR /></P><P>LP 1215769 - M2: APU COLD SOAK REQUIRED DUE TO APU WORK. TRANSFERRED TO DMI 120637, DEFERRED PER DDG 25-AP-01, CAT 'N', ETOPS RESTRICTED.</P><P>LP 1215771 - ITEM 1: APU RELIABILITY COLD START BWI-PDX, SAT -57 C, FL 360, START SUCCESSFUL ON 1ST ATTEMPT. NOTED BY MX, THIS CLEARS MDDR #120637. PLACARDS REMOVED.</P>)

---
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.