Questions & Answers for: proform treadmill speeds up and slows down

proform treadmill 580si motor is not working the treadmill got wet and when you turn it on it will go very fast for awhile and then slow down and then speed up. so i installed a new motor control ...

...speeds back up. Check both belts to be sure they are adjusted and not slipping.Check the underside of the walk belt to see if it feels frayed in the center as compared to the edges, the center always ...

...slows down suddenly while on, and speeds up again almost making me fall off of it. Anyone know why this could happen? The manual is no help. If you have not ever lubricated the running deck then I ...

...proform treadmill. when I first start it up without the safety key in it, the treadmill runs at full speed for about 2 minuets. After that it slows down and stops. The speed is set at zero. When you ...

...down. Unplug unit remove motor shroud locate the Reed Switch and the Magnet on the left side of the Pulley . Turn the Pulley until the Magnet is aligned with the Reed Switch.Make sure that the gap ...

proform 740CS, it sometimes slows way down, if I step off it will sometimes speed up much faster than what it's set at, but then slows down again when I step back on. Other times, it remains extremely

my pro form 525 slows down after about 15 minutes, then speeds up again. whats wrong? I adjusted the belt, to no avail. check all wire connections on the controller board ,it could also be fried

Proform xt 70 treadmill works but motor clicks and slows down when in use Watch this videos ...

...treadmill fluctuates speeds (slows down, then speeds up), whether I'm on it or not. I just replaced the motor and it still does it! Also, I smell a kind of "hot electrical" smell. Thoughts? With the ...

...proform 750 it doesnt slow down. It goes straight to max speed and never slows down. it was running fine when we checked it out before we purchased it and now that we have it home, it jumps to max ...