# SDR HYIA20151223002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 18, 2015
- Submitted: December 23, 2015
- Operation: Air carrier
- Aircraft: [N890CA](https://openairdocs.org/aircraft/N890CA), registered now
- Make and model: Cessna 402C
- Registry model: [Cessna 402C](https://openairdocs.org/model/cessna-402c) (OpenAirDocs)
- Aircraft serial: C4020006
- Aircraft time: 11,748 hours, 23,192 cycles
- System (JASC): [2140 · Heating System](https://openairdocs.org/jasc/2140)
- Part: Blower
- Part number: 722095
- Condition: Malfunctioned
- Location: Cockpit
- Stage of operation: CR
- How discovered: O
- Nature of condition: B
- Precautionary procedure: H
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/HYIA20151223002

## Discrepancy

PILOT REPORTED SMOKE IN COCKPIT, CABIN VENT FAN CB & CIRCULATION FAN CB POPPED.  KICK PANEL WARM TO TOUCH.  SMOKE STOPPED AFTER ELECTRONICS OFF.  INSPECTED, R & R VENT FAN RESISTOR & HEATER FAN & HEATER FAN STEP RESISTOR PN HL55-08-Z-1-OHM.  INSPECTED ASSOCIATED WIRING & CB`S, FOUND NO HEAT DAMAGE.  OPERATIONS CHECKED GOOD, NO SMOKE SMELL.

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