Your machine is equipped with a safety feature that limits the maximum speed of the treadmill depending on the incline or decline setting. The chart below shows the correlation between speed settings and incline settings for treadmills and incline trainers.
Treadmills
| Incline Setting |
Maximum Speed Setting |
| -3% to -2.5% |
8 mph |
| -2% to -1.5% |
8.5 mph |
| -1% to -0.5% |
9 mph |
| 0% to Max Incline |
12 mph |
Incline Trainers
| Incline Setting |
Maximum Speed Setting |
| -5% to -4% |
6 mph |
| -3.5% to -3% |
7 mph |
| -2.5% |
8 mph |
| -2% to -1.5% |
8.5 mph |
| -1% to -0.5% |
9 mph |
| 0% to 15% |
12 mph |
| 15% to 25% |
8 mph |
| 25% to Max Incline |
6 mph |