# SDR HYIA20160108003

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 4, 2016
- Submitted: January 8, 2016
- Operation: Air carrier
- Aircraft: [N57PB](https://openairdocs.org/aircraft/N57PB), registered now
- Make and model: Cessna 402C
- Registry model: [Cessna 402C](https://openairdocs.org/model/cessna-402c) (OpenAirDocs)
- Aircraft serial: C4020300
- Aircraft time: 23,171 hours, 45,964 cycles
- System (JASC): [2140 · Heating System](https://openairdocs.org/jasc/2140)
- Part: Switch
- Condition: Out Of Adjust
- Location: Cabin Heat
- 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/HYIA20160108003

## Discrepancy

PILOT REPORTED BURNING SMELL, NOTED WITH CABIN HEATER SWITCH ON.  INSPECTED & OPERATIONS CHECKED HEATER OPERATIONS.  FOUND DUCT THERMOSTAT SWITCH OUT OF ADJUSTMENT, RUNNING TOO HOT, ADJUSTED SWITCH TO WITHIN LIMITS.  OPERATIONS CHECKED GOOD.

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