# SDR IPXA2024090601051

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 28, 2024
- Submitted: September 6, 2024
- Operation: Air carrier
- Aircraft: [N253UP](https://openairdocs.org/aircraft/N253UP), registered now
- Make and model: Doug MD-11F
- Registry model: [Doug MD-11F](https://openairdocs.org/model/mcdonnell-douglas-md-11f) (OpenAirDocs)
- Aircraft serial: 48439
- Aircraft time: 80,552 hours, 18,705 cycles
- System (JASC): [2100 · Air Conditioning System](https://openairdocs.org/jasc/2100)
- Part: Duct
- Condition: Cracked
- Location: Zone 100
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/IPXA2024090601051

## Discrepancy

FORWARD GROUND AIR CONDITIONING INLET DUCT CORROSION AND CRACK - PERMANENT REPAIR. HE INSPECTIONS WERE COMPLETED PER EO-84442-REQ001 REV 2 AND REPORTED TO BOEING EO-84442-REQ001 REV 3 UPGRADES THE REPAIR TO PERMANENT WITH NO SUPPLEMENT INSPECTION REQUIRED. REF. LINE 480 T3F18E002KRSN, LINE 1174 T3F18E0050VAT EA.011-2120-01-A9649 I/R.

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