# SDR UIEA2019102205776

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 21, 2019
- Submitted: October 22, 2019
- Operation: Air carrier
- Aircraft: [N1499A](https://openairdocs.org/aircraft/N1499A), registered now
- Make and model: Boeing 767328
- Aircraft serial: 27428
- Aircraft time: 79,052 hours, 17,354 cycles
- System (JASC): [4940 · APU Start/Ignition System](https://openairdocs.org/jasc/4940)
- Part: Apu
- Condition: Malfunctioned
- Stage of operation: CR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UIEA2019102205776

## Discrepancy

APU COLD SOAK START UNSUCCESSFUL, 3 ATTEMPTS @ FL 390, SAT -38 DEG.(<P>COMPLIED WITH OPS CHECK OF THE APU. START SUCCESSFUL 2 TIMES ON GROUND IAW AMM 49-11-00, OPS GOOD. REQUESTED COLD SOAK ON NEXT FLT.  NOTE: MDDR 119439, 25-AP-01, PREVIOUSLY OPENED IS STILL APPLIED. </P><P>LP 1048321 - ITEM 1: APU INFLIGHT START SUCCESSFUL ON 2ND TRY @ FL 310, -40 SAT. NOTED BY MX, THIS CLEARS DMI 119439. MCC NOTIFIED. </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.