# SDR UPS00633145

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 30, 2000
- Submitted: July 5, 2000
- Operation: Air carrier
- Aircraft: [N302UP](https://openairdocs.org/aircraft/N302UP), registered now
- Make and model: Boeing 767-34AF
- Registry model: [Boeing 767-34AF](https://openairdocs.org/model/boeing-767-34af) (OpenAirDocs)
- Aircraft serial: 27240
- System (JASC): [3610 · Pneumatic Distribution System](https://openairdocs.org/jasc/3610)
- Part: Shutoff Valve
- Condition: Fluctuates
- Location: Lt Engine
- Stage of operation: CR
- How discovered: O
- Nature of condition: K, J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UPS00633145

## Discrepancy

PILOTS REPORT,  LT ENGINE DUCT PRESSURE FLUCTUATION.     T/S PER FIM TO LT ENGINE HIGH-STAGE VALVE. REPLACED LEFT ENGINE HPSOV PER AHM 36-11-07 PAGE 401-109 ALL TEST NORMAL

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