# SDR DXTA2024081900219

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 15, 2024
- Submitted: August 19, 2024
- Operation: Air carrier
- Aircraft: [N436QS](https://openairdocs.org/aircraft/N436QS), registered now
- Make and model: Emb EMB-505
- Registry model: [EMB EMB-505](https://openairdocs.org/model/embraer-executive-emb-505) (OpenAirDocs)
- Aircraft serial: 50500525
- Aircraft time: 4,874 hours, 3,747 cycles
- System (JASC): [2121 · Air Distribution Fan](https://openairdocs.org/jasc/2121)
- Part: Blower
- Part number: 1133850104
- Part serial: 1076
- Condition: Failed
- Location: Cabin Air
- Stage of operation: CR
- How discovered: O
- Nature of condition: B
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DXTA2024081900219

## Discrepancy

AIR DISTRIBUTION: WHILE CRUISING AT FL 400 WE SMELLED SMOKE/ FUMES IN THE COCKPIT. WE COULD NOT LOCATE THE SOURCE OF IT. THE SMELL/ FUME GOT STRONGER AS TIME PROGRESSED. CORRECTIVE ACTION: REMOVED FAULTY FWD EVAPORATOR BLOWER AND REPLACED WITH A NEW BLOWER. PERFORMED SATISFACTORY OPS CHECKS REF PHENOM 300 AMM 21-52-04. REMOVED P/N 1133850-104 S/N 1076

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