# SDR HNAA2013110400562

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 4, 2013
- Submitted: November 4, 2013
- Operation: Air carrier
- Aircraft: [N930HA](https://openairdocs.org/aircraft/N930HA), registered now
- Make and model: Dhav DHC8102
- Aircraft serial: 126
- Aircraft time: 62,621 hours, 70,451 cycles
- System (JASC): [2120 · Air Distribution System](https://openairdocs.org/jasc/2120)
- Part: Valve
- Part number: 31067001
- Condition: Failed
- Location: Cabin Air
- Stage of operation: CR
- How discovered: O
- Nature of condition: B
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/HNAA2013110400562

## Discrepancy

LIGHT SMOKE IN FLIGHT DECK, CABIN AND BAG BAY IN FLIGHT AT 19,000 FT COMPLIED WITH UNKNOWN SMOKE CHECKLIST, RECIRCULATION FAN AND BLEEDS SELECTED OFF.  AFTER BLEEDS OFF, SMOKE DISSIPATED.  R & R AIR SWITCHING VALVE IAW MM 72-30-00.  GROUND RAN ACFT WITH BLEEDS ON.  NO DEFECTS NOTED.  NO SMOKE ODOR NOTED.

---
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.