# SDR UIEA2021110902382

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 7, 2021
- Submitted: November 9, 2021
- Operation: Air carrier
- Aircraft: [N1619A](https://openairdocs.org/aircraft/N1619A), registered now
- Make and model: Boeing 767-3Y0
- Registry model: [Boeing 767-3Y0](https://openairdocs.org/model/boeing-767-3y0) (OpenAirDocs)
- Aircraft serial: 26208
- System (JASC): [4900 · Airborne Auxiliary Power Unit (APU) System](https://openairdocs.org/jasc/4900)
- Part: None
- Condition: None
- Stage of operation: CR
- How discovered: V
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UIEA2021110902382

## Discrepancy

APU REALIBILTY COLD START: FLT LEG CVG-SCK, 51C, FL 360. 3 ATTEMPTS, UNSUCCESFUL. APU FAULT @ 30RPM.(<P>NOTED BY MX. MCC NOTIFIED. MDDR # 156399 REMAINS OPEN.</P> / <P>REF LP 1466236: APU COLD SOAK START, FL370, OAT-54. 1ST ATTEMPT NO EGT 26% UNSUCCESSFUL. 2ND ATTEMPT NO EGT 27% UNSUCCESSFUL, 3RD ATTEMPT NO EGT 27% UNSUCCESSFUL. INFO NOTED. THIS CLOSES MDDR 156399.</P>)

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