# SDR IPXA2016090908046

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 9, 2016
- Submitted: September 9, 2016
- Operation: Air carrier
- Aircraft: [N413UP](https://openairdocs.org/aircraft/N413UP), registered now
- Make and model: Boeing 757-24APF
- Registry model: [Boeing 757-24APF](https://openairdocs.org/model/boeing-757-24apf) (OpenAirDocs)
- Aircraft serial: 23853
- Aircraft time: 29,448 hours, 20,225 cycles
- System (JASC): [3610 · Pneumatic Distribution System](https://openairdocs.org/jasc/3610)
- Part: Shutoff Valve
- Condition: Defective
- Location: Rt Engine
- Stage of operation: NR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: B, A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/IPXA2016090908046

## Discrepancy

RIGHT PACK OVERTEMP AND LT ENG BLEED MESSAGE AND LOSS OF PRESSURIZATION.  PERFORMED RAPID DESCENT TO FL 100 AND RETURNED TO DEPARTURE.  FOUND RT ENGINE ANTI-ICE DUCT LEAK REF L/P 222523, ITEM 1.  PERFORMED PNEUMATIC HEALTH CK ON LT & RT ENGINE REF W2468453.  FOUND LT ENGINE HS PILOT BAD REF L/P 222524, ITEM 3.  FOUND RT ENGINE HPSOV BAD REF 222525, ITEM 1.  PERFORMED HIGH POWER ENGINE RUN.  NO DEFECTS NOTED AT THIS TIME.

---
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.