# SDR MALA976271

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 25, 1998
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N428XJ
- Make and model: Saab 340B
- Registry model: [Saab 340B](https://openairdocs.org/model/saab-340b) (OpenAirDocs)
- Aircraft serial: 428
- System (JASC): [6120 · Propeller Controlling System](https://openairdocs.org/jasc/6120)
- Part: Prop Contl Unit
- Condition: Malfunctioned
- Location: Rt Engine
- Stage of operation: CL
- Nature of condition: O
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/MALA976271

## Discrepancy

RT PROP UNDERSPEED ON TAKEOFF.  AIRCRAFT RETURNED TO MSP.  MAINTENANCE REPLACED PROP DOME SEALS, PITCH CONTROL UNIT AND PROP OVERSPEED CONTROL UNIT.  OPS CHECKS GOOD.

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