# SDR V0DR2012002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 8, 2012
- Submitted: October 8, 2012
- Operation: Air carrier
- Make and model: Beech 1900D
- Registry model: [Beech 1900D](https://openairdocs.org/model/beech-1900d) (OpenAirDocs)
- Propeller: Hartzl HCE4A3I
- System (JASC): [6120 · Propeller Controlling System](https://openairdocs.org/jasc/6120)
- Part: Knob
- Part number: C62532
- Part serial: 46
- Condition: Cracked
- Location: Pitch Control
- Stage of operation: UK
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/V0DR2012002

## Discrepancy

PITCH CHANGE KNOB WAS REMOVED FROM SERVICE, BECAUSE VISUAL INSPECTION REVEALED CRACKS COMING FROM PINGED MARKS FOR WASHER RETENTION.

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