20 Most Recent Nordic Track Nordictrack Apex 4100i Treadmill User Part Manual - Page 8 Questions & Answers

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Remove the control panel and try to clan the board using isopropyl alcohol using a brush. Leave the board for one day so that it would get dry. Then install the control board back and check and check it. Sometime moisture acclimated on the control panel can cause such problems . If you didn't get isopropyl alcohol then put the control board in sunlight for one or two days. Then install the control panel and check whether it works or not. also try to replace all the switches on control panel board. you will get it in any electronic spare parts shop.Beside not to put it on direct sunlight it can cause problems to the display If you wish to get some more details about treadmill repair then check the following link.http://electro-medical.blogspot.com/

Call them back and get a new SD.

Better to buy a new console. It would be difficult to repair the existing console. I'd you wish to get some details about elliptical repair then check the below added link. http://electro-medical.blogspot.com/

write your question into google and click images

If you wish to get some details; check the site linked here. Pull up older posts.... http://electro-medical.blogspot.com/

If you wish to get some details; check the site linked here. Pull up older posts. http://electro-medical.blogspot.com/

If you wish to get some details; check the site linked here. Pull up older posts. ... http://electro-medical.blogspot.com/

You will need to replace the drive belt inside the motor cover. and also tighten the rear roller bolts to tighten the walk belt

Hi Michael: All wrenches, including Allen wrenches, are available in both metris and standard (imperial) sizes. If you have either set and the wrenches are either too big or too small, the odds are incredibly good that you need the other set. They are very inexpensive and make a good addition to any tool set. Cheers

Vernon, Time to lube the belt,Check the attached links,instruction and guides, Good luck "I hope this helped you out, if so let me know by pressing the helpful button. Check out some of my other posts if you need more tips and info." DIY How to lubricate your treadmill belt Treadmill Belt Lubricant How to Lubricate Treadmill Treadmills To lubricate or not to lubricate Insights

If you wish to get some details; check the site linked here. Pull up older posts. Surf the site with patience. http://electro-medical.blogspot.com/

Check whether the belt is over tighten or not. If so by consuming over current this problem can occur. Try to loose the belt and check whether display shows the same symptom. If not then tighten the belt without become over tighten. If you wish to get some details; check the site linked here. Pull up older posts. Surf the site with patience. http://electro-medical.blogspot.com/

Try to clean the dust inside the running belt and silicone them after. Then try to increase the belt tension. all treadmills have these adjustment. If it still slip, then problem with the motor.