# SDR UPS804427

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 13, 1995
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N867UP](https://openairdocs.org/aircraft/N867UP), registered now
- Make and model: Doug DC-8-73F
- Registry model: [Doug DC-8-73F](https://openairdocs.org/model/douglas-dc-8-73f) (OpenAirDocs)
- Aircraft serial: 45967
- System (JASC): [2910 · Hydraulic System, Main](https://openairdocs.org/jasc/2910)
- Part: Slot Valve
- Condition: Leaking
- Location: Hyd Syst
- Stage of operation: CL
- Nature of condition: K, J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UPS804427

## Discrepancy

PILOT REPORTED, AFTER FLAP RETRACTION THEY LOST HYDRAULIC FLUID.  PROPER CHECKLIST ACCOMPLISHED, DISCUSSED OPTIONS, COORDINATED WITH FLIGHT CONTROL AND CONTINUED TO OAKLAND.  PILOT DECLARED EMERGENCY WITH BAY APPROACH AS A PRECAUTION.  EXTENDED GEAR MANUALLY AND WAS ABLE TO GET APPROACH FLAPS, LANDING FLAPS AND LANDED NORMALLY.  MAINTENANCE RESEALED THE SLOT CHECK VALVE, RESERVICED SYSTEM LEAK AND OPS CHECK GOOD ON A 20 MIN ENGINE RUN.  CYCLED AILERONS RUDDER AND FLAPS NUMEROUS TIMES AND NO LEAKS NOTED.

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