# SDR UIEA2019080904981

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 8, 2019
- Submitted: August 9, 2019
- Operation: Air carrier
- Aircraft: [N1093A](https://openairdocs.org/aircraft/N1093A), registered now
- Make and model: Boeing 767-36N
- Registry model: [Boeing 767-36N](https://openairdocs.org/model/boeing-767-36n) (OpenAirDocs)
- Aircraft serial: 30111
- Aircraft time: 79,739 hours, 11,077 cycles
- System (JASC): [2910 · Hydraulic System, Main](https://openairdocs.org/jasc/2910)
- Part: Modulating Valve
- Part number: 32143363
- Part serial: 649C
- Condition: Malfunctioned
- Location: Hyd System
- 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/UIEA2019080904981

## Discrepancy

HYD CTR DEMANDS CAUTION FLASHES WITH EACH FLAP MOVEMENT. REMOVED AND REPLACED PRESS REGULATOR AND S/O VALVE, AND VALVE ASSY MODULATION IAW AMM 29-11-30. OPS CHECKED NORMAL.

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