# SDR IPXA2023112731028

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 23, 2023
- Submitted: November 27, 2023
- Operation: Air carrier
- Aircraft: [N580UP](https://openairdocs.org/aircraft/N580UP), registered now
- Make and model: Boeing 747428F
- Aircraft serial: 25632
- Aircraft time: 115,938 hours, 19,843 cycles
- System (JASC): [7500 · Engine Bleed Air System](https://openairdocs.org/jasc/7500)
- Part: Bleed Air Sys
- Part number: UNKNOWN
- Part serial: NA
- Condition: Warning Message
- Location: Unknown
- Stage of operation: CL
- How discovered: 9
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/IPXA2023112731028

## Discrepancy

*ATB* BLEED 2 EICAS MSG ILLUMINATED ON T/O R/R #2 HPSOV PER M/M 36-11-05-400-802-001 , OPS CHECKED GOOD.  REVERSED DMP 36-11-3 . REVERSED DMP 78-31-1-1  THIS CLEARS 2803594 +2803591.

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