# SDR YENA201701210041

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 21, 2017
- Submitted: January 24, 2017
- Operation: Air carrier
- Aircraft: [N766JB](https://openairdocs.org/aircraft/N766JB), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 3724
- Aircraft time: 34,030 hours, 11,652 cycles
- System (JASC): [2121 · Air Distribution Fan](https://openairdocs.org/jasc/2121)
- Part: Blower
- Part number: EVT3454HC
- Part serial: 164900267
- Condition: Failed
- Part time: 34,030 hours, 11,652 cycles
- Stage of operation: CR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/YENA201701210041

## Discrepancy

DURING CRUISE, FLIGHT CREW RECEIVED VENT EXTRACT FAULT. CREW ELECTED TO PERFORM AN AIR RETURN, SINCE VENT BLOWER WAS ALREADY ON DEFERRAL. ACFT LANDED UNEVENTFULLY.  R & R BLOWER FAN 20 HQ IAW AMM 21-26-51. PERFORMED OPS CHECKED. OPS CHECK PASSED.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.