# SDR 95ZZZX6493

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 4, 1995
- Submitted: March 26, 2000
- Operation: General aviation
- Aircraft: [N170MC](https://openairdocs.org/aircraft/N170MC), registered now
- Make and model: Bolkms BK117B1
- Aircraft serial: 7217
- System (JASC): [7714 · Engine RPM Indicating System](https://openairdocs.org/jasc/7714)
- Part: Indicator
- Part number: 1179405303
- Condition: Fluctuates
- Location: Triple Tach N2
- Stage of operation: IN
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/95ZZZX6493

## Discrepancy

NR 1 N2 NEEDLE FLUCTUATES WHILE ENGINE IS AT 100 PERCENT.  NEEDLE FLUCTUATES FROM 70 PERCENT - 25 PERCENT INTERMITTENTLY.  LAST REPAIR WAS ALSO FLUCTUATES, STILL DOING THE SAME THING.

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