# SDR HEEA063433

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 9, 1999
- Submitted: March 26, 2000
- Operation: General aviation
- Aircraft: [N721MB](https://openairdocs.org/aircraft/N721MB), registered now
- Make and model: Bolkms BO105S
- Aircraft serial: S752
- System (JASC): [7714 · Engine RPM Indicating System](https://openairdocs.org/jasc/7714)
- Part: Warning Box
- Part number: KDW021
- Condition: Malfunctioned
- Location: Rotor Rpm
- Stage of operation: NR
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/HEEA063433

## Discrepancy

RPM WILL NOT CANCEL, STAYS ON ALL THE TIME.

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