# SDR SIMA20190720005

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 20, 2019
- Submitted: July 22, 2019
- Operation: Air carrier
- Aircraft: [N249NN](https://openairdocs.org/aircraft/N249NN), 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: 17000634
- Aircraft time: 6,720 hours, 4,387 cycles
- System (JASC): [3610 · Pneumatic Distribution System](https://openairdocs.org/jasc/3610)
- Part: Valve
- Condition: Malfunctioned
- Location: Bleed Air Sys
- Stage of operation: UK
- How discovered: O
- Nature of condition: O
- Precautionary procedure: D
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SIMA20190720005

## Discrepancy

BLEED 1 & 2 OVERPRESS COULD NOT RESOLVE WITH QRH-C/A-PERFORMED OPS CHECK OF AIR BLEED SYSTEM REF AMM 36-00-00 FOUND BLEED 2 VALVE STAYS OPEN WITH NO PNEU. SYS. SELECTED. DEFERRED BLEED 2 SYS. REACTIVATED ENG ANTI-ICE VALVE IAW AMM30-21-01 PREFORMED OPS CHECK OF AIR BLEED SYSTEM IAW AMM 36-00-00 OPS CHECK GOOD MEL ITEM RESTORED.

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