# SDR YENA20150717281

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 17, 2015
- Submitted: July 20, 2015
- Operation: Air carrier
- Aircraft: [N339JB](https://openairdocs.org/aircraft/N339JB), registered now
- Make and model: Emb ERJ 190-100 IGW
- Registry model: [EMB ERJ 190-100 IGW](https://openairdocs.org/model/embraer-erj-190-100-igw) (OpenAirDocs)
- Aircraft serial: 19000490
- Aircraft time: 11,011 hours, 6,999 cycles
- System (JASC): [2130 · Cabin Pressure Control System](https://openairdocs.org/jasc/2130)
- Part: Shutoff Valve
- Part number: 10139521
- Part serial: 2010120063
- Condition: Leaking
- Location: Cabin Pressure
- Part time: 12,408 hours, 7,871 cycles
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/YENA20150717281

## Discrepancy

RETURNED TO DEPARTURE.  BLEED 1 FAILED CLIMBING THROUGH 21,500'.  AIRCRAFT LOST PRESSURIZATION, CABIN CLIMBED TO 6900'.  FOUND NR 1 NAPRSOV AT FAULT, LEAKING. R & R NR 1 NAPRSOV IAW AMM 36-11-02, OPS LEAK CK GOOD.  ACCOMPLISHED CABIN PRESS TEST IAW AMM 21-31-00-720-802-A.  OPS CHECK GOOD.

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