# SDR R61A2025051100239

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 11, 2025
- Submitted: May 14, 2025
- Operation: Air carrier
- Aircraft: [N445YX](https://openairdocs.org/aircraft/N445YX), 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: 17000455
- Aircraft time: 25,018 hours, 17,106 cycles
- System (JASC): [3610 · Pneumatic Distribution System](https://openairdocs.org/jasc/3610)
- Part: Regulator Valve
- Part number: 10012463
- Part serial: 2009040969
- Condition: Faulted
- Location: Zone 100
- Part time: 23,385 hours, 15,724 cycles
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/R61A2025051100239

## Discrepancy

BLEED 2 OVERPRESSURE CAUTION EICAS AT FL210.  DECLARED EMERGENCY, LANDED WITHOUT INCIDENT. R&R #2 NAPRSOV.

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