# SDR MALA010537

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 16, 2001
- Submitted: June 22, 2001
- Operation: Air carrier
- Aircraft: N441XJ
- Make and model: Saab 340B
- Registry model: [Saab 340B](https://openairdocs.org/model/saab-340b) (OpenAirDocs)
- Aircraft serial: 340B441
- Engine: Ge CT79B
- System (JASC): [7321 · Fuel Control/Turbine Engines](https://openairdocs.org/jasc/7321)
- Part: Control Unit
- Part number: 6071T20P16
- Part serial: LMDT2106
- Condition: Defective
- Location: Rt Engine
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/MALA010537

## Discrepancy

AFTER TAKEOFF IN DTW, FLIGHT 3250, RT PROP RPM DROPPED TO ZERO.  RESET C/B R6 RIGHT PROP SPEED, NEEDLE FLUCTUATED BUT REMAINED AT ZERO.  AFTER APPROXIMATELY 10 MINUTES, RIGHT PROP SPEED RETURNED TO NORMAL, BUT INTERMITTENTLY DROPPED TO ZERO AND BACK AGAIN TO NORMAL.  MAINTENANCE REPLACED RT DECU IAW AMM 2CT7 MM.  P/N 6071T20P16, SN/OFF LMDT2106, SN/ON LMDT2159.  OPS CHECK GOOD.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.