# SDR IPXA2019041214957

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 10, 2019
- Submitted: April 12, 2019
- Operation: Air carrier
- Aircraft: [N406UP](https://openairdocs.org/aircraft/N406UP), registered now
- Make and model: Boeing 757-24APF
- Registry model: [Boeing 757-24APF](https://openairdocs.org/model/boeing-757-24apf) (OpenAirDocs)
- Aircraft serial: 23728
- Aircraft time: 32,569 hours, 22,270 cycles
- Engine: Pwa PW2040
- System (JASC): [7532 · Compressor Bleed Valve](https://openairdocs.org/jasc/7532)
- Part: Shutoff Valve
- Part number: 32896285
- Part serial: 788
- Condition: Failed
- Location: Lt Engine Bleed
- Stage of operation: CR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: B, G, A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/IPXA2019041214957

## Discrepancy

DIVERSION - L ENG BLEED OFF ILLUMINATED AFTER EAI WAS SELECTED ON DURING FLIGHT AT CRUISE FL 300. L ENG WAS FOLLOWED BY R ENG. L AND R PACK OFF. ACCOMPLISHED CHECKLIST AND DESCENDED TO 10,000 AFTER LOSS OF PRESSURE.REPLACED LT ENG HI PRESS SHUTOFF VALVE REF 36-11-07 AND LT FAN AIR TEMP SENSOR REF 36-11-17-004 AND LT FAN AIR MOD VALVE REF 36-11-16-024. LEAK AND OPS NORMAL.

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