# SDR QR9R2024111500002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 15, 2024
- Submitted: November 15, 2024
- Operation: General aviation
- Filed by: [M1 Support Services, repair station QR9R369D](https://openairdocs.org/faa-repair-station/QR9R369D/m1-support-services.md) (OpenAirDocs)
- Make and model: Bolkms BK117C2
- Aircraft serial: 07720229150
- Aircraft time: 4,158 hours
- System (JASC): [7700 · Engine Indicating System](https://openairdocs.org/jasc/7700)
- Part: Monitoring Unit
- Part number: B761M5013101
- Condition: Warning Light
- Location: Nr 1 Engine
- Stage of operation: HO
- How discovered: O
- Nature of condition: F
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/QR9R2024111500002

## Discrepancy

VAR NR CAUTION LIGHT WOULD NOT GO OFF AT A HOVER. A TEST FLIGHT EVAL FOUND VARNR LIGHT NEVER WENT OUT FROM FLAT PITCH TO A HOVER. EVEN WITH ROTOR RPM IN CORRECT RANGE, VARNR LIGHT STAYED ON. REMOVED AND REPLACED VARTOMS MONITOR BOX ASSY, MOC GOOD IAW 76-13-00, 4-2 & 5-1.

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