# SDR NOCA04212

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 3, 2012
- Submitted: June 5, 2012
- Operation: Air carrier
- Aircraft: [N762NA](https://openairdocs.org/aircraft/N762NA), registered now
- Make and model: Boeing 767319
- Aircraft serial: 24876
- System (JASC): [3610 · Pneumatic Distribution System](https://openairdocs.org/jasc/3610)
- Part: Shutoff Valve
- Part number: 80217010
- Part serial: 200011158
- Condition: Inoperative
- Location: Bleed Air Sys
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/NOCA04212

## Discrepancy

A/C HAD AN AIR-TURNBACK DUE TO RIGHT ENGINE 'HPRSOV' EICAS MSG ON AND OFF FOR 4 TIMES THEN STAYED WITH LIGHT ON.  PLACED ON MEL 36-11-02-01.  REMOVED AND REPLACED RIGHT ENGINE HPSOV IAW AMM 36-11-07/401, OPS CHECK GOOD.

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