Position shoulders under shoulder pads with back against back pad. Place feet slightly forward on platform. Squeeze hand lever. Keeping hand lever squeezed, squat down by bending hips and knees until hip or knee is short of complete flexion. Release hand lever and raise up on sled just slightly until weight stack is engaged (click is heard). Raise lever by extending knees and hips.
Transfer right foot back to inside of rear vertical platform. Lower lever by flexing hips and knees until knee of rear leg is almost in contact with floor. Raise lever by extending knees and hips until knee is straight. Return right foot to original position by other foot. Repeat with opposite leg movement and continue alternating between sides.
When finished, keep both feet forward and descend lever downward. Squeeze hand lever at bottom of movement to disengage weight stack. Keep hand lever squeezed until sled is raised and legs are straight. Keep knees pointed same directions as feet. Push with both heel and forefoot. Do not allow forward heel to raise off of platform.