Horizon Fitness PST8 Treadmill Horizon Fitness Updated September 16, 2021 16:49 For the 2006 Horizon Fitness PST8 Owner's Guide, please click here. For the French Owner's Manual, please click here. For the 2006 Horizon Fitness PST8 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 Fix a Treadmill that is Stopping and Starting Comments 0 comments Please sign in to leave a comment.