Concept2 Forum

Thanks! I will do that! I tried removing the flywheel and cleaning off the magnets and sensor, but I still got spikes in the first 500 m of my next row. Appreciate your help.

Cyclist2: I have the exact same issue. Just upgraded my Model C with a PM5 this morning and saw the spike issue in my first interval workout. In a 4-minute interval, I could see 10-20 spikes in the worst cases. A few weeks ago, I experienced the same exact issue when I used a newer rower with a PM5 ...