# SDR NSVA20070020

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 28, 2007
- Submitted: March 1, 2007
- Operation: Air carrier
- Aircraft: N341CJ
- Make and model: Saab 340B
- Registry model: [Saab 340B](https://openairdocs.org/model/saab-340b) (OpenAirDocs)
- Aircraft serial: 341
- Aircraft time: 27,299 hours, 33,175 cycles
- System (JASC): [7712 · Engine BMEP/Torque Indicating](https://openairdocs.org/jasc/7712)
- Part: Dcu
- Part number: 6071T20P16
- Part serial: ECOT1613
- Condition: Malfunctioned
- Location: Lt Engine
- Stage of operation: TX
- How discovered: O
- Nature of condition: O
- Precautionary procedure: D
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/NSVA20070020

## Discrepancy

FOUND LT ENG IGNITION ILLUMINATED WITH TQ FLUX FULL SCALE AND ENGINE SURGING.  REPLACED LEFT TORQUE SPEED SENSOR IAW GE MM 74-00-00, PN: 5066T92G05SN ON: 1253B, SN OFF: 51M0190B.  REPLACED LEFT ENG DECU IAW GE MM CH 74-00-00.  OPS CHECK GOOD.  NO PROBLEMS NOTED, PN: 6071T20P16, SN ON: ECOT1599 SN OFF: ECOT1613.

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