# SDR RAIA9912028

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 4, 1999
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N972JX
- Make and model: Bag JETSTM3201
- Aircraft serial: 972
- System (JASC): [7310 · Engine Fuel Distribution](https://openairdocs.org/jasc/7310)
- Part: Valve
- Part number: 8974575
- Condition: Failed
- Location: Lt Engine
- Part time: 1,425 hours
- Stage of operation: TO
- Nature of condition: R, J
- Precautionary procedure: C
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/RAIA9912028

## Discrepancy

6702-LAX-  DURING TAKEOFF ROLL, LEFT ENGINE TORQUE FLUCTUATED BETWEEN 60 PERCENT AND 100 PERCENT.  MAINTENANCE DEFERRED PER MEL 12/05/99.  MAINTENANCE REPLACED LEFT ENGINE FUEL BY-PASS VALVE.

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