Horizon Fitness T30 Treadmill Horizon Fitness Updated September 14, 2021 21:46 For the 2004 Horizon Fitness T30 Owner's Guide, please click here. For the 2004 Horizon Fitness T30 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 Replace the Running Belt and Deck on a Treadmill. What are the Maximum User Weight for Treadmills? T101-06 Treadmill Operating Instructions Running Belt Adjustments Horizon Fitness 3.3T Treadmill Comments 0 comments Please sign in to leave a comment.