NordicTrack incline making a ding ding ding sound, common cause?

May 5, 2026
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toolcroze.com
Others has commented on this topic in other threads so figured it would be worth discussing here. The topic relate to the treadmill making a “ding” noise when the treadmill is rising or declining in incline. It dont seem to matter if individuals are running or if the treadmill is empty, the “ding” noise will be made with the rising or declining of the treadmill.
The general consensus about the cause of the noise is either because of the hardware working itself loose over time, or that the metal bar for the incline motor are dry. To fix this individuals are recommended to remove the hood of the motor, remove the incline motor, and ensure that all of the bolts and nuts for the motor are properly set and not loose. Additionally, individuals can fold the treadmill to gain access to the metal frame for the incline and decline portions of the treadmill, and then ensure that the frame screw is correctly set to the frame. Finally, applying some lube to the metal bar for the incline motor can fix the issue.
This general solution make sense to individuals who commented on the topic due to the fact that the noise is most likely coming from one of these two causes. However, individuals are curious as to the type of lube that many of the treadmills use for these incline bars. Nordictrack is not specific about what type of lube to use and various individuals note the use of white lithium grease, synthetic grease (with PTFE), marine grease, and even silicone spray.


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white lithium grease, end of discussion. Silicone spray flashes off way too quick on a part thats under load like that incline screw.
 
It turned out to be the incline motor itself dying. Replaced it about 6 months ago and the “ding” sound is gone. I’d suggest checking those things out before replacing the motor though.
 
wait so is the noise coming from the actual lead screw threads or the bracket the motor bolts to? im trying to picture where the metal on metal contact would even be