# SDR 95ZZZM512

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 24, 1995
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N87GL](https://openairdocs.org/aircraft/N87GL), registered now
- Make and model: Beech 1900C
- Registry model: [Beech 1900C](https://openairdocs.org/model/beech-1900c) (OpenAirDocs)
- Aircraft serial: UC87
- System (JASC): [7714 · Engine RPM Indicating System](https://openairdocs.org/jasc/7714)
- Part: N1 Indicator
- Part number: 1143800075
- Condition: Out Of Adjust
- Location: Rt Engine
- Stage of operation: TO
- Nature of condition: N
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/95ZZZM512

## Discrepancy

DEN - THE CREW ELECTED AN AIR TURN BACK AFTER OBSERVING THE RT ENGINE AT 104 PERCENT AND 2700 LBS TORQUE WOULD NOT MAKE REQUIRED TORQUE.  THE CREW ACCOMPLISHED AN UNEVENTFUL LANDING.  MAINTENANCE CALIBRATED THE TORQUE SYSTEM, THE ITT SYSTEM, COMPRESSOR WASHED THE ENGINE, AND REPLACED THE N1 INDICATOR.  THE ENGINE RUN WAS SATISFACTORY.  (M)

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