Treadmill Belt Alignment Problems – Tracking and Centering Guide

If your treadmill belt is moving to one side, it needs alignment. Our step-by-step guide shows you how to adjust the rear rollers to perfectly center the belt.

Why Does a Belt Lose Alignment?

Explaining common causes, such as an uneven floor, uneven pressure from running, or incorrect initial tensioning.

The Principle of Belt Tracking

A simple explanation: the belt moves toward the tighter side (the roller it touches first). This is key to understanding which way to turn the adjustment bolts.

Step-by-Step Centering Instructions

A clear, safe guide on how to make small, quarter-turn adjustments to the rear roller bolts while the treadmill is running at a low speed to steer the belt back to the middle.

Troubleshooting Persistent Alignment Issues

What to do if the belt won't stay centered, pointing to potential issues with the frame, rollers, or the belt itself.