# SDR IPXA2026040311723

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 2, 2026
- Submitted: April 3, 2026
- Operation: Air carrier
- Aircraft: [N466UP](https://openairdocs.org/aircraft/N466UP), registered now
- Make and model: Boeing 757-24APF
- Registry model: [Boeing 757-24APF](https://openairdocs.org/model/boeing-757-24apf) (OpenAirDocs)
- Aircraft serial: 25482
- Aircraft time: 35,589 hours, 21,724 cycles
- System (JASC): [2613 · Overheat Detection](https://openairdocs.org/jasc/2613)
- Part: Overheat Sys
- Condition: False Activation
- Stage of operation: CR
- How discovered: O
- Nature of condition: N
- Precautionary procedure: B
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/IPXA2026040311723

## Discrepancy

EMERGENCY DECLARED,  EQUIP OVRHT MSG @ FL 390. DID QRH CHECKLIST YET MSG REMAINED.  WENT AWAY @ 1200" AGL. ALSO REF 21-58-00-710-802-011 STEP D. AND STEP E. NO OVER HEAT NOTED. INSTALLED FWD AIR FILTER REF AMM 21-58-21-201 OPS CHECK GOOD SEE ATTACHED PICTURE FOR OLD FILTER.

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