# SDR HNAA2009051500153

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 13, 2009
- Submitted: May 15, 2009
- Operation: Air carrier
- Aircraft: N327EN
- Make and model: Dhav DHC8311
- Aircraft serial: 261
- Aircraft time: 31,131 hours, 48,375 cycles
- System (JASC): [2910 · Hydraulic System, Main](https://openairdocs.org/jasc/2910)
- Part: Hydraulic System
- Condition: Low
- Location: Nr 1
- Part time: 31,131 hours, 48,375 cycles
- Stage of operation: TX
- How discovered: O
- Nature of condition: J
- Precautionary procedure: D
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/HNAA2009051500153

## Discrepancy

NR 1 HYD QUANTY DROPPED TO 1 QUANTY AND ISOLATION VALVE CAUTION LIGHT ILLUMINATED. INSPECT ACFT FOR HYD LEAKS, BELLY, TAIL, UNDER WING, OVER CTR FUSELAGE BOTH NACELLE HYD LINES SERVICED.  NR 1 HYD SYS EMPTIED BOTH OVERSPILL CONTAINERS. NO FILTER BYPASS NOTED PRESSURIZED HYDR SYS WITH HYD MULE AND RAN ACFT.  NO OBVIOUS HYD LEAKS NOTED.

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