On Site Fitness Service has repaired and maintained commercial and residential exercise equipment across Texas since 2007, completing more than 30,000 service calls in over 300 cities. These articles collect what our technicians see most often — how to tell a worn treadmill deck from a failing motor, what a preventive maintenance visit actually covers at each tier, and where the avoidable failures come from in apartment, hotel, campus and health-club gyms. Most of what follows is written for the person who has to keep a room running, not for a specialist.
