# SDR UIEA2020021400254

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 14, 2020
- Submitted: February 21, 2020
- 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: 86,936 hours, 17,774 cycles
- System (JASC): [4920 · APU Core Engine](https://openairdocs.org/jasc/4920)
- Part: Surge Valve
- Part number: 97980612
- Part serial: P1710
- Condition: Failed
- Location: Apu
- Stage of operation: TX
- 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/UIEA2020021400254

## Discrepancy

DURING SHUTDOWN APU BLEED VALVE WOULD NOT GO ABOVE 10 PSI, CYCLED BLEED SWITCH, NO CHANGE.(<P>TRANSFERRED TO MDDR 124676 PER MEL 49-11-01-01, CAT C, DUE DATE: 24FEB20. DISPATCH JL @ 17:10Z.</P><P><SPAN>LP </SPAN><SPAN>1169147: </SPAN><SPAN>REMOVED AND REPLACED APU SURGE CONTROL VALVE IAW AMM 49-53-01 AND OPS CHECK IS GOOD AT THIS TIME. THIS CLEARS MDDR 124676. MCC NOTIFIED AND STICKERS REMOVED.</SPAN></P>)

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