# SDR SIMA20260925004

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 25, 2026
- Submitted: September 28, 2026
- Operation: Air carrier
- Aircraft: [N236NN](https://openairdocs.org/aircraft/N236NN), 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: 17000572
- Aircraft time: 26,422 hours, 17,852 cycles
- System (JASC): [3610 · Pneumatic Distribution System](https://openairdocs.org/jasc/3610)
- Part: Regulator
- Part number: 10012463
- Condition: Failed
- Location: Bleed Pressure
- Stage of operation: CL
- How discovered: V
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SIMA20260925004

## Discrepancy

APPROXIMATELY 2000FT EICAS MSG BLEED 2 OVER PRESSURE SHOWED UP. WE RAISED THE FLAPS, AND RAN THE QRH. THE ANNUNCIATION DID NOT CLEAR. WE PULLED ENG 2 BACK TO IDLE DECLARED AN EMERGENCY AND RETURNED TO DFW. TRANSFERRED TO NRWC 036-DFW-05937 ITEM-1. REMOVED AND REPLACED BLEED PRESSURE REGULATING SHUTOFF VALVE IAW AMM 36-11-03 OPC GOOD.

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