# SDR PNSA2017040101

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 1, 2017
- Submitted: April 3, 2017
- Operation: Air carrier
- Aircraft: [N677PA](https://openairdocs.org/aircraft/N677PA), registered now
- Make and model: Saab 340B
- Registry model: [Saab 340B](https://openairdocs.org/model/saab-340b) (OpenAirDocs)
- Aircraft serial: 328
- System (JASC): [6122 · Propeller Governor](https://openairdocs.org/jasc/6122)
- Part: Switch
- Condition: Dirty
- Location: P3
- Stage of operation: TO
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/PNSA2017040101

## Discrepancy

AUTO COARSEN LIGHT ON CWP ILLUMINATED DURING THE TAKE OFF ROLL.  FOUND P3 SWITCHES DIRTY. CLEANED THE SWITCHES AND OPS CHECKED GOOD.

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