# SDR SIMA20250423001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 23, 2025
- Submitted: April 23, 2025
- Operation: Air carrier
- Aircraft: [N790MK](https://openairdocs.org/aircraft/N790MK), registered now
- Make and model: Emb ERJ 170-100 SE
- Registry model: [EMB ERJ 170-100 SE](https://openairdocs.org/model/embraer-erj-170-100-se) (OpenAirDocs)
- Aircraft serial: 17000061
- Aircraft time: 51,327 hours, 33,169 cycles
- System (JASC): [7500 · Engine Bleed Air System](https://openairdocs.org/jasc/7500)
- Part: Filter
- Part number: 10017712
- Condition: Dirty
- Location: Nr 1
- Stage of operation: CR
- 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/SIMA20250423001

## Discrepancy

BLEED 1 FAIL IN FLIGHT. LEVEL AT 10000'. CHECKLIST CLEARED THE FAULT. BLEED 1 FAIL AGAIN IN FLIGHT AND CABIN PRESSURE BEGAN TO RISE. LAST NOTED WAS 6000 CABIN ALT. EMERGENCY DECLARED. T/S PER FIM 36-11-00-810-809-A00 RAR RH SIDE TORQUE MOTOR CONTROL FILTER ON #1 ENG SECURED AND TORQUED FWD SERVO LINES. IAW EMB 170 AMM 36-11-06 OPS CHECK GOOD IAW EMB 175AMM 36-11-00

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