# SDR AC2A9DS08292011

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 29, 2011
- Submitted: August 31, 2011
- Operation: Air carrier
- Aircraft: [N639DS](https://openairdocs.org/aircraft/N639DS), registered now
- Make and model: Agusta AW139
- Registry model: [Agusta AW139](https://openairdocs.org/model/agustawestland-philadelphia-aw139) (OpenAirDocs)
- Aircraft serial: 41262
- Aircraft time: 52 hours
- System (JASC): [2910 · Hydraulic System, Main](https://openairdocs.org/jasc/2910)
- Part: Warning Light
- Condition: Illuminated
- Location: Hyd System
- Stage of operation: CR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AC2A9DS08292011

## Discrepancy

SHORTLY AFTER DEPARTURE, "1 HYD MIN" AND "EMER LDG PRESS" ILLUMINATED.  REFERENCED THE SYNOPTIC PAGE AND STARTED THE RETURN TRIP.  APPROX 90 SECONDS LATER, "1 HYD OIL PRESS", "1 SERVO" AND "1 HYD PUMP" ILLUMINATED.

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