# SDR SIMA200812902

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 5, 2008
- Submitted: May 8, 2008
- Operation: Air carrier
- Aircraft: [N619AE](https://openairdocs.org/aircraft/N619AE), registered now
- Make and model: Emb EMB-145LR
- Registry model: [EMB EMB-145LR](https://openairdocs.org/model/embraer-emb-145lr) (OpenAirDocs)
- Aircraft serial: 145101
- Aircraft time: 20,412 hours, 20,453 cycles
- System (JASC): [2915 · Hydraulic Pressure Relief Valve, Main](https://openairdocs.org/jasc/2915)
- Part: Pressure Switch
- Part number: 156221
- Part serial: 0326
- Condition: Leaking
- Location: Hydraulic System
- Part time: 20,412 hours, 20,453 cycles
- Stage of operation: CR
- How discovered: O
- Nature of condition: K, J
- Precautionary procedure: I
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SIMA200812902

## Discrepancy

ON FLIGHT 4371, CREW REPORTED LOSS OF HYDRAULIC FLUID THEN HYD SYSTEM 2 FAILED. CREW DECLARED EMERGENCY.  AIRCRAFT LANDED WITHOUT INCIDENT.  AIRCRAFT REMOVED FROM SERVICE.  FOUND RT PRESSURE SWITCH LEAKING.  REMOVED AND REPLACED PRESSURE SWITCH IAW EMB145 32-41-04.  ALSO REMOVED AND REPLACED NR 2 ENGINE DRIVEN PUMP IAW EMB-145 29-10-03.  OPERATIONAL CHECK GOOD AT THIS TIME.  AIRCRAFT RETURN TO SERVICE.

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