# SDR 6CBA2020033020191

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 26, 2020
- Submitted: March 30, 2020
- Operation: Air carrier
- Aircraft: [N715AF](https://openairdocs.org/aircraft/N715AF), registered now
- Make and model: Pilats PC1247E
- Aircraft serial: 1715
- Aircraft time: 2,824 hours, 2,649 cycles
- Engine: Pwc PT6A67P
- Engine time: 2,821 hours, 2,646 cycles
- System (JASC): [2120 · Air Distribution System](https://openairdocs.org/jasc/2120)
- Part: Ecs
- Condition: Contaminated
- Location: Ac Bay
- Stage of operation: CL
- 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/6CBA2020033020191

## Discrepancy

PROBLEM: JUST AFTER TAKEOFF FROM KPDK, THE FLIGHT CREW REPORTED " BURNING SMELL IN COCKPIT, NO SMOKE OBSERVED. THE AIRCRAFT RETURNED FROM ITS DEPARTURE AIRPORT (KPDK) AND LANDED WITRHOUT INCIDENT. RESOLUTION: THE CONTRACT MAINTENANCE VENDOR OPERATED THE ECS SYSTEM ON HIGH HEAT TO CLEAR THE SMELL OF CORROSION INHIBITOR, C/W GROUND RUN TESTS 9,19,20 IAW AMM 12-BZ-71-00-00-00A-903A-A.

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