# SDR 2007FA0000120

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 29, 2007
- Submitted: February 13, 2007
- Operation: General aviation
- Aircraft: [N321ME](https://openairdocs.org/aircraft/N321ME), registered now
- Make and model: Cessna 172S
- Registry model: [Cessna 172S](https://openairdocs.org/model/cessna-172s) (OpenAirDocs)
- Aircraft serial: 172S8566
- Engine: Lyc IO360L2A
- System (JASC): [3340 · Exterior Lighting](https://openairdocs.org/jasc/3340)
- Part: Switch
- Part number: CM358910
- Condition: Odor
- Location: Taxi Light
- Stage of operation: AP
- 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/2007FA0000120

## Discrepancy

PILOT REPORTED TO APPROACH THAT THERE WAS AN ELECTRICAL SMELL IN CABIN.  AN EMERGENCY WAS DECLARED AND AIRCRAFT LANDED WITHOUT INCIDENT.  UPON INSPECTION, FOUND THE TAXI LIGHT CIRCUIT BREAKER/SWITCH WAS SLIGHTLY DISCOLORED, SMELLED BURNED AND IT WAS INOPERATIVE.  THERE WAS NO APPARENT OTHER DAMAGE TO CIRCUIT OR ANY OTHER PART.  (K)

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