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Treadmill belt slipping. The treadmill is quite possibly the most favored bits of cardio gear for individuals who need to remain fit and solid inside the limits of their home.


It is an adaptable piece of gear that assists one with remaining fit as a fiddle and be fit without fundamentally stressing over the costly exercise center participation or the need to have a fitness coach.

With a treadmill at home, you can hop in at any time of the day or night as your timetable will permit and when you are done, you will have accomplished the fundamental activities expected to raise your heart rate for actual wellness.

Nonetheless, there are also a lot of treadmill issues that customers do experience and these enormously ruin their experience when working out. The most well-known treadmill protest we hear from shoppers is, “treadmill belt is slipping”.

This is something that ought to consistently be treated with a ton of earnestness as it meddles with the exercise insight, yet it can likewise end up being a safety risk (serious falls and wounds) if the belt keeps on slipping while the machine is being utilized.



For what reason do you have to fix your treadmill belt?

This is on the grounds that it’s slipping, staying, or topsy turvy. Regardless of whether you are strolling or running on the treadmill on the off chance that you feel that the belt slipping or hanging, stop your exercise right away. Since this can affect your security and put you at risk for harming or falling over and harming your muscles or joints.


There are numerous issues with the treadmill that customers face and these essentially influence their experience when you are working out and staring at the TV or putting away it under the bed after the exercise. One part of keeping up the treadmill is changing, greasing up, or focusing the belt.

For what reason is my Treadmill belts slipping?

There are a few variables which may make the belt slip and there are additionally various routes through which you can investigate this issue, contingent upon its real reason.

Here is a short gander at a portion of the reasons for the treadmill belt slippage and how they can be fixed:

You can discover the belt functioning admirably when you use it, yet when a heavier relative starts exercise the belt is getting endlessly. This is an indication that the treadmill belt pressure isn’t enough close. One admonition is gradualness in the belt when you step on it.

The belt drives more on one side than on the other. A bigger hole between the belt and one side of the unit proposes this. The most widely recognized and most evident reason for slip is over the top belt pressure that makes superfluous warmth. It can make the belt slip.

A few factors may make the belt slip and various approaches to fix it, contingent upon its genuine reason. Here is a concise glance at a portion of the causes:

• Reason 1: Absence of grease

• Reason 2: Loose belts (strolling and drive belt)

Reason 1 – Absence of oil

One factor to consider if your treadmill belt is slipping is grease. A lot of contacts will make the belt stick as it can’t move openly across the running board. It’s not difficult to check if this is the issue.

The absence of appropriate oil is one of the main sources of Treadmill belts slipping. The plan of the treadmill is with the end goal that the belt, for the most part, runs over from the treadmill deck to a progression of rollers and for the treadmill to work easily, the erosion created between the belt, deck, and the rollers should be diminished.

When there isn’t adequate grease between these segments, it won’t simply be hard to work the treadmill yet additionally the belt will continue slipping occasionally, subsequently meddling with your exercise insight.

Furthermore, there are particular sorts of treadmills showcased as “no upkeep” treadmills to make a hallucination that you will not need to notice any support rehearses subsequent to buying the treadmill.

Indeed, this is only an advertising trick and on the off chance that you are adequately guileless to accept that you won’t have to bring to the table any upkeep to the machine, at that point belt slippage is the main issue you will experience.

Accordingly, in the event that you feel that the belt slippage is being brought about by the absence of appropriate oil, at that point you should endeavor to grease up your treadmill belt with any viable oil (Most of the producers suggest silicone base lube as it doesn’t dissipates) to prevent it from slipping.

Before you do this!, You should consult your user’s manual for the list of suggested lubricants and furthermore try not to over grease up as it might harm the belt. In the event that you have this “no support” sort of treadmill, make certain to call for proficient upkeep to guarantee that the belt is appropriately greased up.


How Do I Know whether My Treadmill Need Lubrication?

Slip your hand under the treadmill belt and run your fingers along the bed of the machine. At the point when you eliminate your hand, your fingers should feel dangerous. In the event that they are dry, oil could be the issue.

What Happens If You Don’t Lubricate a Treadmill?

The treadmill configuration is to such an extent that the belt typically runs over from the treadmill deck to a progression of rollers and the grinding created between the belt and rollers should be diminished for the treadmill to work flawlessly.

In the event that these segments are not adequately greased up, it won’t just be hard to work the treadmill, however, the belt will keep on slipping every so often, interfering with your exercise insight.

There are specific kinds of treadmills which are sold as “no upkeep” treadmills to make a figment that subsequent to purchasing the treadmill you won’t need to play out any support exercises.

OK, this is only a showcasing trick, and in case you’re adequately gullible to accept you must do any support, at that point slippage of the belt is the main issue you’ll encounter.

In the event that you have seen that the belt slippage brought about by an absence of legitimate oil, you need to grease up the belt with any proper ointment to abstain from slipping. Most organizations incline toward silicone-based lube since it doesn’t dissipate. Simply follow the means:

How to Lubricate a Treadmill Belt?

  1. Unplug the machine from the power source.
  2. A screwdriver might be needed to remove the treadmill’s sides. To eliminate residue, soil, or waste, utilize a cloth. You don’t need them to go under the treadmill. Lift the side of the belt cautiously with your hands or the screwdriver.
  3. Spurt or splash your grease from the Squirt or shower your oil from the focal point of the treadmill deck outwardly. Play out this progression on the contrary side of the treadmill with the goal that the grease can cover the entire width.
  4. Ensure that the grease isn’t excessive. You additionally need to ensure you don’t get the ointment on the highest point of your belt. This will make it elusive and hazardous and make you slip and fall. Utilize your cloth or material to clean any remaining oil with a little scouring liquor, if accessible.
  5. Raise the belt and fix the screws in the event that you had slackened them and turn on the machine.

Right on target 100% Silicone Treadmill Belt Lubricant – Made in The USA

• 100% silicone treadmill belt oil formed for a wide scope of current treadmills.

• Works incredibly for both home and uncompromising business treadmills. Non-poisonous and unscented.

• No need to release the belt. The licensed cap with application tube effectively slides between the belt and deck to convey ointment to the focal point of the belt

• Controllable press bottles come covered with an accuracy wind ramble apportioning top for universally useful greasing up.

The ointment will spread across the deck when the treadmill is working at a low speed of around one mph for roughly 5 minutes.

After around three days, you should check the deck to ensure that all the oil isn’t consumed by the belt. It might require re-trying. On the off chance that your treadmill folds, you might need to give it a couple of days prior to collapsing it to ensure that the grease isn’t dribbling onto your floors. Here is a video you can observe

The belt can likewise break down when it’s not being used, so make sure to grease up the machine on the off chance that it is put away for some time. It may be accomplished all the more frequently in a hotter climate in light of the fact that the greasing up oils can dry out.

How Often Should I Lube My Treadmill Belt ?

Most makers suggest greasing up a treadmill about three to a half years. Be that as it may, on the off chance that you utilize the machine day by day, or in the event that you are on the heavier side, it may require support all the more frequently. This could be just about as much as once for every 30 or 40 hours of utilization.

In the event that you have the “no upkeep” sort of treadmill, make certain to call for proficient support to guarantee that the belt is appropriately greased up.

Loose Drive Belt

The drive belt essentially associates the machine’s engine with the front wheel. It is liable for turning the wheel, which at that point makes the belt turn.

Belt slippage will be inescapable if the drive belt between the engine and the front roller is slipping. On the off chance that you step on the treadmill and its belt quits running however the engine is as yet running, at that point you should look at the front roller. Assuming the roller and the pulley additionally stops, this is an obvious sign that the drive belt is exhausted.

All things considered, it will consistently be free and regardless of what you attempt, the belt will continue slipping pretty much every so often. The cure here is to make an effort not to fix it as its simple to over fix which will raise the working amps and may wind up consuming the engine.

The best arrangement is to just supplant the drive belt so no additional strain is added to the engine. Then again, you can have a go at treating the drive belt with a belt dressing splash which you can purchase as an embellishment from the treadmill store for an impermanent fix.

Before replacing the drive belt which is present inside the motor’s hood cover, do check your owner’s manual as some manufacturers state that the hood cover should not be removed unless advised to do so by an authorized service center. Performing this type of repair, if not recommended by the manufacturer will usually void the warranty.

If the belt is starting to wear or lose, the machine will not be functioning properly and the belt tension is not retained correctly. It means that the belt must be tightened or swapped.

Make sure you check the manufacturer’s instructions before doing any maintenance on your unit.

If this is not addressed, the warranty can get canceled. If the drive belt between the motor and the front roller slips, belt slippage will become unavoidable.

Loose Walking Belt

The Pulley on the Front Roller May Have Lost its Grip

The treadmill belt can also slip if the pulley on the front roller loses its grip. This pulley is essential in accommodating the weight on the belt and directing the belt to complete the operating cycle.

In case of slippage, there will be a misalignment between the pulley and the front roller which will also cause the treadmill belt to misalign and ultimately slip.

To determine if the pulley on the front roller has lost its grip, switch off the machine and attach a piece of colored tape on a section of the pulley which you can easily see, then attach a corresponding piece on the roller tube or you can also draw a straight line from pulley to the roller tube with the help of a permanent marker.

Now, turn on the treadmill and test to see what happens the moment the belt slips. If the pulley and drive belt continue to move while the front roller and the walking belt stops, then this is a clear indication that the pulley has lost its grip.

If you are unsure or unable to confirm what actually happens the moment the belt slips, we would recommend you to check out if the tape or the line drawn separates. If it doesn’t, it means that the pulley and roller are turning together and the belt is slipping due to any other cause.

If it does, then it’s for sure that the pulley is loose and it will require the pulley to be repaired or the roller to be replaced.

This may be beyond your technical comprehension and it would be a good idea to call a technician to help you out.

How to Check Treadmill Belt Tension?

Typically, you can lift a belt away from the running deck. When you lift the belt, if the belt has the correct tension, there should be just over three-inch clearance, more than that then the belt is loose.

If you’re still unable to figure out what induces the treadmill belt to slip and have tested out all of the above, your belt may be loose and the tension on the belt may need to be increased. You should expect a lot of slippages during activities when the walking belt is loose.


How Do I Know if My Treadmill Belt is Loose?

This can be checked by lifting the belt from the middle if it lifts it’s great about 2 or 3 inches (7.62 cm) off the running deck and if it lifts higher than this it is too loose and will need tightening.

One of the reasons the belt may become loose is that it may have stretched out naturally with continuous use and age, in which case the slippage can be stopped by tightening the belt.

We would suggest replacing the worn-out belt as it is easy to over-tighten the over-tightened belt that can inflict damaging effects on costly treadmill components.

If the pulley on the front roller loses its grip, the treadmill belt can slip too. To evaluate if the pulley on the front roller has lost its grip, turn off the machine and add a piece of colored tape to a part of the pulley that you can clearly see, then connect a similar piece to the roller tube or use a permanent marker to draw a straight line from the pulley to the roller tube.

If the pulley and drive belt are still running while the front roller and the walking belt are stopped, then it’s a clear sign that the pulley has lost its grip.

This will include fixing the pulley or changing the roller. That may go beyond your technical understanding, so calling a professional to help you out would be a good idea also look thru the manuals provide.

How to Tighten Treadmill Belt?

  1. Turn off your machine and unplug.
  2. Place the Allen wrench inside the bolt. Give it a quarter turn to correct belt tension (in a clockwise direction.) It is important to make these changes on both sides equally, one turn at a time, to ensure the belt is not over-tightened. A too-tight belt puts a strain on the motor and It’s expensive to replace the belt or the motor.
  3. To loosen do the reverse.
  4. Check the belt clearance from the running deck by raising it, confirming that it is approximately three inches away. If you still have too much clearance then continue to adjust.
  5. Another way you can check is to slide your hand beneath the belt and push it to the center of the running deck. You should find that your fingertips are just getting right in the middle.
  6. less than the center is too tight, and more is loose.
  7. Plugin the unit and use the machine to evaluate the tension.
    Another thing that you might find when tightening up the treadmill belt is that it starting to run off-center. The procedure to correct this is using the same correction process on the rear roller. This time, the difference is that you just turn one bolt. So,
    Sunny Health & Fitness Exercise Equipment Mat – Treadmill Mat

How to Center the Treadmill Belt ?

  • Unplug.
  • Determine which way the belt has shifted.
  • If the belt has moved to the left, put the Allen wrench in the left rear roller bolt, and the right rear roller bolt when the belt has moved to the right.
  • Turn the left roller bolt 1/2 turn to the right if the belt has shifted to the left, and turn the right roller bolt 1/2 turn to the left if the belt has shifted to the right.
  • Plug-in and run the treadmill for several minutes to ensure that the belt is centered.
  • Repeat the steps if not.

These are some of the common causes of treadmill belt slippage along with how you can repair them, with some being easy fixes, while others being a bit complicated.

Always check the manufacturer’s instructions for your machine.
If you’re unsure about what you’re doing or you think there could be a bigger problem, contact an expert for advice. Belt slippage can be prevented through regular care and maintenance.

If you have any treadmill ideas or helpful comments or if you have a question for us we’re always happy to hear from you! If you are searching for best treadmill workout plan visit our post on HIIT treadmill workout.

What To Do If The Treadmill Belt Is Still Slipping

Sometimes, a slipping treadmill belt is a symptom of the whole treadmill breaking down, and it is only a matter of time before it’s game over for your machine.

If you find yourself in the position where you need a new treadmill but aren’t sure where to start, you can begin by checking out our list of the best treadmills. We are sure that one of the treadmills on that list will be the perfect fit for you and your home fitness needs.

These repairs may help solve your treadmill problem

Replace the treadmill walking belt

The walking belt rotates rubs over the platform while walking which can wear and cause the walking belt to slow down when walking. Replace the walking belt when worn or damaged.

If your treadmill walking belt sticks, the belt could be worn. This repair guide and video show how to replace a treadmill walking belt with step-by-step instructions.

Replace the treadmill roller

The walking belt fitted and tensioned between the front and rear belt rollers can wear and become noisy. Replace the belt roller when it becomes worn and noisy.


These are some of the common causes of treadmill belt slippages along with how you can repair them, with some being easy fixes, while others being a bit complicated.

But one thing worth noting is that common belt slippages can be avoided by regular care and maintenance of the treadmill, so if you have left your treadmill in a state of neglect then you should definitely consider regular servicing of it so that you don’t run into some other problems like treadmill belt slippage that may come in your way of workout.

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