# SDR 2004FA0000911

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 25, 2004
- Submitted: November 25, 2004
- Operation: General aviation
- Aircraft: [N77NT](https://openairdocs.org/aircraft/N77NT), registered now
- Make and model: Amd FALCON50MYST
- Aircraft serial: 77
- Aircraft time: 8,871 hours, 7,566 cycles
- System (JASC): [2910 · Hydraulic System, Main](https://openairdocs.org/jasc/2910)
- Part: Pressure Switch
- Part number: 90G229
- Part serial: 1629
- Condition: Leaking
- Location: Nr 1 Hyd System
- Part time: 8,871 hours, 7,566 cycles
- Stage of operation: CR
- How discovered: O
- Nature of condition: K, J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2004FA0000911

## Discrepancy

LOSS OF NR 1 HYDRAULICS.  INSPECTORS, FOUND HYDRAULIC NR 1 SYSTEM PRESSURE SWITCH LEAKING.  PRESSURE SWITCH, HYDRAULIC PUMP NR 1 AND NR 2 REPLACED.

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