# SDR UPS07850336

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 28, 2007
- Submitted: August 1, 2007
- Operation: Air carrier
- Aircraft: N701UP
- Make and model: Doug DC-8-71F
- Registry model: [Doug DC-8-71F](https://openairdocs.org/model/douglas-dc-8-71f) (OpenAirDocs)
- Aircraft serial: 45938
- System (JASC): [2910 · Hydraulic System, Main](https://openairdocs.org/jasc/2910)
- Part: Control Valve
- Condition: Leaking
- Location: Hydraulic Sys
- Stage of operation: AP
- How discovered: O
- Nature of condition: K
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UPS07850336

## Discrepancy

INSPECTION TYPE:N/A DURING DESCENT INTO SDF THE CREW RECEIVED AN AILERON LIGHT MESSAGE & BEGAN LOSING HYDRAULIC FLUID.  THE CREW LATER DECLARED AN EMERGENCY.  REMOVED AND REPLACED WING SLOT CONTROL VALVE WHILE RIGHT MANIFOLD WAS REMOVED IN REF TO AMM 27-80-04-2.

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