Why won’t my lawn mower blades engage?

If the PTO clutch is not getting power, if the clutch solenoid is defective, or if the clutch is worn out, the lawn mower blades will not engage. … The PTO switch provides power to the PTO clutch. If the switch is defective, it may not supply power to the PTO clutch.

Why wont my Blades won’t engage?

Check the Drive Belt

When the belt becomes worn or damaged, blades will not engage. Correct the problem by replacing the drive belt. Also, if the drive belt is not routed properly when installed, the blades will not engage. Refer to the diagram in your owner’s manual to ensure the belt is installed properly.

Why won’t my riding lawn mower blades engage?

Top Reasons why your blades will not engage on your riding mower or tractor: Belt-the number one cause for your blades not to engage is that your belt is either stretched or loose causing it to slip or fall off completely. Belt could have snapped also.

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How do I know if my PTO clutch is bad?

Activate the PTO engagement lever, then disengage it. Turn it on and off several times. If you do not hear a disengagement noise or see the power takeoff pulley stopping or slowing down at any time, it indicates the clutch and plates have galled together from excessive heat, or the slip ring has jammed.

Why does my mower Miss blades of grass?

Rows or streaks of uncut grass in your lawn may be the result of your lawnmower’s cutting blades being dull or otherwise damaged. Dull blades are the result of normal wear and tear from mowing. … Occasionally, one or both blades become warped, curled or nicked. In any one of those cases, it’s best to replace the blades.

Why did my mower blades stop working?

If your mower blades will not turn after the blade controls have been engaged, your deck belt may be broken. The deck is located directly under the operators seat. This belt spins the mowers blades and runs through a pulley system of idlers. … If the belt has snapped, it will need to be replaced.

Why is my riding mower not cutting?

There are three basic reasons that your rider is not cutting the grass evenly. … Check and adjust your tire pressure before every cut. 2) The blades are severely worn, dull, or bent. Sand, rocks, roots, and even nuts can take a toll on your mower blades.

Should lawn mower blade spin freely?

No, lawnmower blades normally should not spin freely as they are connected directly or indirectly via belts or by other means to the motor. … Blades that produce a crackling sound when spinning should raise an alarm. If it is not because of worn-out bearings then you may have to replace the spindle altogether.

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What is a PTO switch?

The PTO is a switch or lever found on tractors and mowers and stands for Power Take Off. This can be an electric switch or mechanical engagement that takes engine power to operate the mower deck or an implement.

How long does a PTO clutch last?

LawnSite Member

See people getting 600 – 1000 hours having to replace.

How often should you replace your lawn mower blade?

Blade erosion can happen over time due to yard debris, so be sure sure to inspect the thickness of the mower blade. For the average homeowner, a good rule of thumb is to replace your mower blades annually. Sharpening mower blades on a regular basis will prolong the life of your blades.

Why does my mulching mower leave clumps of grass?

The biggest reason for clumping grass is mowing when wet and or not mowing frequently enough. … Make sure the underside of the mower deck is clean. The design of the deck is important for mulching ability and a build up of debris and grass clippings under the deck can reduce how well the mower mulches.

What is the best height to mow grass?

An optimal height for a cool-season grass generally is about 2 1/2 inches. And at each mowing, you should only be removing about the top 1/3 of the grass blade. Consequently, a good time to mow lawns is when your grass is about 3 2/3 inches high.

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