# SDR IPXA2023122879690

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 28, 2023
- Submitted: December 28, 2023
- Operation: Air carrier
- Aircraft: [N450UP](https://openairdocs.org/aircraft/N450UP), registered now
- Make and model: Boeing 757-24APF
- Registry model: [Boeing 757-24APF](https://openairdocs.org/model/boeing-757-24apf) (OpenAirDocs)
- Aircraft serial: 25472
- Aircraft time: 29,754 hours, 19,748 cycles
- System (JASC): [2100 · Air Conditioning System](https://openairdocs.org/jasc/2100)
- Part: Unknown
- Part number: UNKNOWN
- Condition: Unknown
- Location: Unknown
- Stage of operation: CR
- How discovered: O
- Nature of condition: M, J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/IPXA2023122879690

## Discrepancy

EMERGENCY DECLARED,  L AFT FUEL PUMP PRESS, R FWD FUEL PUMP PRESS, EQP COOLING OVHT, PROBE HEAT, L AOA, AND EQPT CLG FAN STATUS. EICAS MSG. DECLARED EMERGENCY. VISUALLY INSPECTED C901 IN P31 PANEL FOR LOOSE OR BROKEN LUGS/TERMINALS AS REQUESTED BY TECH SUPPORT, NOTED NO LOOSE OR BROKEN LUGS. C/W SYSTEM TEST OF EQUIPMENT COOLING SYSTEM<BR>REFERENCE: TASK 21-58-00-735-068-011, NO DEFECTS NOTED . NEEDS FURTHER TROUBLESHOOTING

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