# SDR HDNA2021051410004

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 14, 2021
- Submitted: May 17, 2021
- Operation: Air carrier
- Aircraft: [N613PA](https://openairdocs.org/aircraft/N613PA), registered now
- Make and model: Bell 407
- Registry model: [Bell 407](https://openairdocs.org/model/bell-helicopter-textron-canada-407) (OpenAirDocs)
- Aircraft serial: 53627
- Aircraft time: 4,782 hours, 11,288 cycles
- Engine: Allsn 250C47B
- Engine time: 7,578 hours, 5,278 cycles
- System (JASC): [2500 · Cabin Equipment/Furnishings](https://openairdocs.org/jasc/2500)
- Part: Monitoring Unit
- Part number: ZOLLXSERIES83000
- Part serial: 4142F
- Condition: Failed
- Location: Cabin Area
- 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/HDNA2021051410004

## Discrepancy

REPORTED SMOKE BILLOWING OUT OF THE TOP LEFT CORNER CABIN RIGHT ABOVE THE IRIS CAMERA AND BELOW THE GREENHOUSE.  CREW SITTING IN AFT RIGHT FORWARD FACING SEAT SAW SMOKE COMING OUT OF THE MEDICAL ELECTRICAL MONITOR PLUG WHICH OPERATES ON 115V.  CREW QUICKLY UNPLUGGED THE PLUG THAT WAS SMOKING. ONCE THE ELECTRICAL HAD BEEN CUT TO ALL THE SOURCES AND SMOKED CLEARED IN THE CABIN.

---
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.