How Do I Complete Tensioning and Aligning a Treadmill Running Belt? Horizon Fitness Updated August 25, 2021 20:57 Tensioning the treadmill running belt: Aligning the treadmill running belt: Was this article helpful? Yes No 0 out of 0 found this helpful Have more questions? Submit a request Related articles Tensioning and Centering the Running Belt How Do I Perform Routine Maintenance for my Treadmill? How Do I Find Lubricant for my Treadmill? How Do I Contact Customer Tech Support? How Do I Lubricate a Treadmill Running Belt? Comments 0 comments Please sign in to leave a comment.