# SDR UIEA2019050504135

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 5, 2019
- Submitted: May 6, 2019
- Operation: Air carrier
- Aircraft: [N1381A](https://openairdocs.org/aircraft/N1381A), registered now
- Make and model: Boeing 767316
- Aircraft serial: 27615
- Aircraft time: 86,138 hours, 18,425 cycles
- System (JASC): [3610 · Pneumatic Distribution System](https://openairdocs.org/jasc/3610)
- Part: Shutoff Valve
- Part number: 77328915
- Part serial: 921211
- Condition: Malfunctioned
- Location: Bleed Air Sys
- Stage of operation: NR
- 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/UIEA2019050504135

## Discrepancy

RIGHT DUCT PRESSURE CHANGES WITH ENGINE THRUST(<P>BITE TEST DETERMINED THE HIGH PRESSURE CONTROLLER FAILED. PLACED HPSOV ON MEL 36-11-02-02 DMI 111214 CAT "C" </P><P>REACT HPSOV  IAW 36-00-00 & 36-23-00. FOUND HP AT FAULT REMOVED AND REPLACED 36-11-08 OPS CHECK. THIS CLERAS MDDR  LP 1052666<BR /></P><P><BR /></P>)

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