# SDR UIEA2018011800086

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 17, 2018
- Submitted: January 18, 2018
- Operation: Air carrier
- Aircraft: [N1321A](https://openairdocs.org/aircraft/N1321A), registered now
- Make and model: Boeing 767306
- Aircraft serial: 27957
- Aircraft time: 81,611 hours, 18,859 cycles
- System (JASC): [4950 · APU Bleed Air System](https://openairdocs.org/jasc/4950)
- Part: Bleed Air Sys
- Condition: Surges
- Location: Apu
- Stage of operation: LD
- 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/UIEA2018011800086

## Discrepancy

APU BLEED PRESSURE SURGING. PERFORMED A BITE TEST OF THE APU ECU.  NO DEFECTS NOTED IAW AMM 49-61-05.  PERFORMED AN OPS TEST OF THE APU.  NO DEFECTS NOTED.

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