# SDR VTZA96115

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 19, 1996
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N487UE](https://openairdocs.org/aircraft/N487UE), registered now
- Make and model: Bag JETSTM3201
- Aircraft serial: 906
- System (JASC): [7714 · Engine RPM Indicating System](https://openairdocs.org/jasc/7714)
- Part: Tach Generator
- Part number: AG34
- Condition: Failed
- Location: Lt Engine
- Stage of operation: TO
- Nature of condition: O
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/VTZA96115

## Discrepancy

FLT NR 6320 - IAD-ISP - AFTER TAKEOFF, RETURNED TO IAD DUE TO THE LEFT RPM INDICATION FAILED.  AIRCRAFT RETURNED TO IAD WITH NO FURTHER INCIDENTS.  MAINTENANCE REPLACED THE LEFT TACH GENERATOR.  AIRCRAFT WAS RELEASED AND APPROVED FOR RETURN TO SERVICE.  (M)

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