# SDR UIEA2016063000545

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 27, 2016
- Submitted: July 1, 2016
- Operation: Air carrier
- Aircraft: N648GT
- Make and model: Boeing 767-33AER
- Registry model: [Boeing 767-33AER](https://openairdocs.org/model/boeing-767-33aer) (OpenAirDocs)
- Aircraft serial: 27310
- Aircraft time: 89,709 hours, 17,403 cycles
- System (JASC): [3610 · Pneumatic Distribution System](https://openairdocs.org/jasc/3610)
- Part: Controller
- Part number: 77328915
- Part serial: 861110
- Condition: Faulty
- Location: Bleed Air Sys
- Stage of operation: CR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UIEA2016063000545

## Discrepancy

LEFT ENGINE HPSOV APPEARED FOR SHORT TIME ON 2-3 OCCASIONS.  LT HP CONTROLLER REPLACED IAW MM 36-11-08, PN OFF 773289-15, SN OFF 861110, PN ON 773289-15, SN ON 890320.

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