1. Check the belt: Make sure that the belt is properly aligned and tensioned. It should be centered on the deck and should not be loose or saggy.
  2. Check the deck: Inspect the deck for any signs of wear or damage, including cracks or unevenness.
  3. Check the rollers: Make sure the rollers are clean and free of debris. The rollers should also be adjusted properly to ensure that the belt is running smoothly.
  4. Check the motor: Listen for any unusual noises or vibrations coming from the motor. If you notice anything unusual, contact a professional for a service check.
  5. Check the electrical connections: Make sure all of the electrical connections are secure and not corroded.
  6. Check the safety key: Ensure that the safety key is securely in place and test the emergency stop function to ensure that it works properly.
  7. Check the incline: Test the incline feature to ensure that it is working properly.
  8. Check the console: Make sure that the console is functioning properly, with all buttons and displays working correctly.