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35
CHAPTER 5: TROUBLESHOOTING
5.8 NOISE ISSUES
SOLUTION:
A. Humping noise twice per rotation on new machine.
Solution: This noise is from the roller or running belt.
-If this is a new unit, some noise is normal as the running belt forms around the rollers.
-Check that the belt is centered and tensioned correctly.
-Remove and clean the rollers if needed.
-Replace the rollers or running belt as needed.
B. High pitched “bell-like” sound from under the motor cover.
Solution: This sound is likely a moving component.
-Remove the motor cover and check the drive belt for alignment and make sure it is not slipping or is
frayed / cut in any way. Replace the drive belt if needed.
-Make sure the optic disk on the motor is not rubbing the speed sensor.
-Turn the motor by hand to see if motor brushes or bearings are rubbing. Replace the motor if needed.
-Check the front and rear rollers, replace if needed.
C. Rubbing / grinding noise.
Solution: This sound is likely caused by the optic disk.
-Check that the optic disk is tight on the motor and not rubbing the speed sensor.
D. Banging or clunking sound/5. Slapping / thinking / squeaking sound with Each footstep.
Solution: The sound is likely due to the unit not being level.
-Check that all levelers are touching the ground.
-Move the treadmill to another flat surface.
-This sound is from the running deck / belt.
-Check that the running deck is tightly attached to the frame.
-Check the deck shocks for denigration or crumbling. Replace if needed.
-Check to see if the air shock is making this noise, lubricate or replace if needed.
E. Rubbing sound underneath the treadmill.
Solution: This sound is likely due to the air shock.
-Lubricate or replace the air shock as needed.
F. Squeaking / grinding noise when using elevation.
Solution: This sound is likely from the incline motor.
-Check that the incline motor connection points include Teflon washers.
-Lubricate the incline motor worm screw and connection points with grease.
Replace the incline motor.
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