7.4AT-04 Treadmill Owner's Manual Horizon Fitness Updated January 25, 2024 20:58 For the 7.4AT-04 Treadmill Owner's Manual, please click here. For the Treadmill Guide, please click here. Was this article helpful? Yes No 0 out of 1 found this helpful Have more questions? Submit a request Related articles How Does the 7.4 AT-04 Connect to Apps? 7.8AT-04 Treadmill Owner's Manual Horizon Fitness 2019 7.4AT Treadmill Software and Firmware Updates 7.0AT-04 Service Manual Comments 0 comments Please sign in to leave a comment.