# SDR SIMA992372

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 25, 1999
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N603AE](https://openairdocs.org/aircraft/N603AE), registered now
- Make and model: Emb EMB-145LR
- Registry model: [EMB EMB-145LR](https://openairdocs.org/model/embraer-emb-145lr) (OpenAirDocs)
- Aircraft serial: 145055
- System (JASC): [3240 · Landing Gear Brake System](https://openairdocs.org/jasc/3240)
- Part: Pressure Switch
- Part number: 156221
- Condition: Failed
- Location: Lt Mlg Brake
- Stage of operation: CR
- Nature of condition: K, J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SIMA992372

## Discrepancy

ORD - FLT 4390 - NR 2 HYDRAULIC SYSTEM FAILED, HAD HIGH TEMP AND LOW QTY WARNING ON EICAS.  DECLARED EMERGENCY, LANDED SAFELY.  REMOVED AND REPLACED NR 2 SYSTEM EMERGENCY BRAKE PRESSURE SWITCH.  RESERVICED SYSTEM, PERFORMED LEAK AND OPERATIONAL CHECK AND RETURNED AIRCRAFT TO SERVICE.  (M)

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