# SDR IPXA2023032992379

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 28, 2023
- Submitted: March 29, 2023
- Operation: Air carrier
- Aircraft: [N286UP](https://openairdocs.org/aircraft/N286UP), registered now
- Make and model: Doug MD-11F
- Registry model: [Doug MD-11F](https://openairdocs.org/model/mcdonnell-douglas-md-11f) (OpenAirDocs)
- Aircraft serial: 48453
- Aircraft time: 94,572 hours, 18,372 cycles
- System (JASC): [2120 · Air Distribution System](https://openairdocs.org/jasc/2120)
- Part: Vent
- Condition: Odor
- Location: Cockpit
- Stage of operation: CR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/IPXA2023032992379

## Discrepancy

INSPECTION TYPE:N/AIN FLIGHT WE GOT AN ACRID SMELL FOLLOWED BY HAZY SMOKE IN THE COCKPIT. DISSIPATED AFTER SEVERAL MINUTESREPLACED CB DIMMER IAW MM 33-11-03

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