# SDR HNAA2018041800083

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 16, 2018
- Submitted: April 18, 2018
- Operation: Air carrier
- Aircraft: [N633AE](https://openairdocs.org/aircraft/N633AE), registered now
- Make and model: Emb EMB-145LR
- Registry model: [EMB EMB-145LR](https://openairdocs.org/model/embraer-emb-145lr) (OpenAirDocs)
- Aircraft serial: 145148
- Aircraft time: 43,103 hours, 40,097 cycles
- Engine: Rroyce AE3007A1
- System (JASC): [7532 · Compressor Bleed Valve](https://openairdocs.org/jasc/7532)
- Part: Warning Message
- Condition: False Activation
- Location: Bleed Valve
- Stage of operation: TO
- How discovered: O
- Nature of condition: N
- Precautionary procedure: C
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/HNAA2018041800083

## Discrepancy

DURING TAKEOFF ROLL,  NR 1 BLEED VALVE FAIL CAUTION AND NR 1 BLEED LEAK WARNING MESSAGES DISPLAYED ON EICAS.  PERFORMED AN OPS CHECK OF THE ENGINE BLEED VALVE IAW AMM 36-11-05-700-802-A,  OPS CHECKED GOOD,  NO DEFECTS NOTED.   OK FOR SERVICE.

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