# SDR HYIA20120904001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 29, 2012
- Submitted: September 4, 2012
- Operation: Air carrier
- Aircraft: [N524CA](https://openairdocs.org/aircraft/N524CA), registered now
- Make and model: Cessna 402C
- Registry model: [Cessna 402C](https://openairdocs.org/model/cessna-402c) (OpenAirDocs)
- Aircraft serial: 402C0522
- Aircraft time: 28,130 hours
- Engine: Cont TSIO520*
- System (JASC): [3420 · Attitude and Direction Data System](https://openairdocs.org/jasc/3420)
- Part: Hsi
- Part number: KI525A
- Condition: Failed
- Location: Cockpit
- 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/HYIA20120904001

## Discrepancy

DURING CRUISE, THE PILOT NOTED A THE ODOR OF SMOKE IN THE COCKPIT.   AN UNSCHEDULED LANDING WAS MADE. THE PROBLEM WAS TROUBLESHOT TO A PICK UP IN THE HSI. THE HSI WAS R & R.

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