# SDR DJFA20140708001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 8, 2014
- Submitted: July 10, 2014
- Operation: Air carrier
- Aircraft: [N721FL](https://openairdocs.org/aircraft/N721FL), registered now
- Make and model: Cessna 750
- Registry model: [Cessna 750](https://openairdocs.org/model/cessna-750) (OpenAirDocs)
- Aircraft serial: 7500091
- Aircraft time: 15,383 hours, 9,412 cycles
- System (JASC): [2121 · Air Distribution Fan](https://openairdocs.org/jasc/2121)
- Part: Fan
- Condition: Faulty
- Location: Cabin
- Stage of operation: NR
- How discovered: O
- Nature of condition: B
- Precautionary procedure: H
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DJFA20140708001

## Discrepancy

CREW REPORTED THE WEMAC BOOST FAN WAS LOUD & GRINDING & HAD A HOT ELEC ODOR.   WITH FAN OFF THE SMELL DISSIPATES.  REPLACED THE AFT BLOWER ASSEMBLY.  OPERATIONS CHECKS WERE GOOD & THE ACFT WAS RETURNED TO SERVICE.

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