True Fitness PS75 - Manual (Page 14)

PS Treadmills Owner’s Guide
14
Special Workouts
Chapter One: Basic Operation
Walking
and
Running:
Speed
Intervals
Walking
and
Running:
Speed
Ramp
Zero-grade walking or running intervals are in one-minute
segments. Grade changes are permanent; speed changes affect
the current one-minute segment only.
Zero-grade gradually increases speed then decreases speed,
changing once per minute. Grade changes are permanent; speed
changes affect the current one-minute segment only.
Changes in Speed
Changes in Speed