Horizon Fitness T63 Treadmill Horizon Fitness Updated September 15, 2021 22:53 For the 2006 Horizon Fitness T63 Owner's Guide, please click here. For the French Owner's Manual, please click here. For the 2006 Horizon Fitness T63 Exploded Diagram, please click here. Was this article helpful? Yes No 0 out of 0 found this helpful Have more questions? Submit a request Related articles How to Change Treadmill from Miles/Pounds to Kilometers/Kilograms? Horizon Fitness DT650 Treadmill How to Replace the Running Belt and Deck on a Treadmill. How to Fix a Safety Key Off Message on a Treadmill How to Replace the Communication Cable on a Treadmill Comments 0 comments Please sign in to leave a comment.