# SDR USAA2012061800003

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 14, 2012
- Submitted: June 18, 2012
- Operation: Air carrier
- Aircraft: N946UW
- 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: 19000072
- Aircraft time: 11,504 hours, 9,554 cycles
- System (JASC): [3610 · Pneumatic Distribution System](https://openairdocs.org/jasc/3610)
- Part: Precooler
- Part number: 10027932
- Part serial: 2006091256
- Condition: Inoperative
- Location: Bleed Air Sys
- Part time: 11,504 hours, 9,554 cycles
- Stage of operation: CR
- 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/USAA2012061800003

## Discrepancy

FLIGHT 754, ATL-PHL, BLEED ONE LEAK EICAS FOLLOWED BY BLEED TWO LEAK EICAS.  FLIGHT DIVERTED TO CLT FOR MAINTENANCE.  MAINTENANCE REMOVED AND REPLACED NR 1 ENGINE AND NR 2 ENGINE PRECOOLERS.  ACCOMPLISHED SATISFACTORY OPERATIONAL TEST OF ENGINE BLEED SYSTEM.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.