# SDR R61A201211170653

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 17, 2012
- Submitted: November 21, 2012
- Operation: Air carrier
- Aircraft: [N121HQ](https://openairdocs.org/aircraft/N121HQ), registered now
- Make and model: Emb ERJ 170-200 LR
- Registry model: [EMB ERJ 170-200 LR](https://openairdocs.org/model/embraer-s-a-erj-170-200-lr) (OpenAirDocs)
- Aircraft serial: 17000194
- Aircraft time: 9,768 hours, 7,372 cycles
- System (JASC): [3240 · Landing Gear Brake System](https://openairdocs.org/jasc/3240)
- Part: Pressure Switch
- Condition: Faulty
- Location: Brake 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/R61A201211170653

## Discrepancy

CREW REPORTED, RECEIVED AN EMERGENCY BRAKE NOT RELEASED MESSAGE IN FLIGHT.  CREW DECLARED AN EMERGENCY AND LANDED WITHOUT INCIDENT, BRAKES OPERATED NORMALLY.  MAINTENANCE REMOVED AND REPLACED PRESSURE SWITCHES PER EMB AMM.

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