# SDR IPXA2025030716718

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 7, 2025
- Submitted: March 7, 2025
- Operation: Air carrier
- Aircraft: [N276UP](https://openairdocs.org/aircraft/N276UP), registered now
- Make and model: Doug MD-11F
- Registry model: [Doug MD-11F](https://openairdocs.org/model/mcdonnell-douglas-md-11f) (OpenAirDocs)
- Aircraft serial: 48579
- Aircraft time: 68,705 hours, 17,472 cycles
- System (JASC): [2121 · Air Distribution Fan](https://openairdocs.org/jasc/2121)
- Part: Fan
- Condition: Faulted
- Location: Zone 100
- Stage of operation: DE
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/IPXA2025030716718

## Discrepancy

DURING DESCENT, "AVNCS FAN OVRD" ALERT ILLUMINATED. -END- INSPECTED AVIONICS ACCESS DOOR, MAIN CARGO AND ALL 3 LOWER CARGO COMPARTMENT DOOR SEALS. FOUND SEVERAL SMALL AREAS WHERE SEAL WAS DISLODGED. RESECURED IAW MM 52-00-00. C/W FIM 21-26-00-1 FIG 106. NO FAULTS IN ESC. ESC PASSES RTS.

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