Common solutions for: My Riding Lawn Mower Blades Won’t Engage. The PTO (Power Take Off) clutch provides a means of manually disconnecting the engine from the blades. … 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.
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 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.
How do you engage the blades on a riding lawn mower?
Find the plunger at the top of the attachment lift lever. Press the plunger inward with your thumb, and move the attachment lift lever back, or toward you, to lower the cutting blade. Release the plunger and attachment lift lever. Pull the attachment clutch switch outward to “Engage” to make the cutting blade rotate.
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.
How long does a PTO clutch last?
See people getting 600 – 1000 hours having to replace.
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.
Why wont my blades engage on my riding mower?
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.
How do you engage blades on zero turn?
Insert the ignition key and turn either the key or the ignition knob to the right of the key to start the engine. Slowly push the choke inward if it was engaged. Release the parking brake, pull out the PTO switch to engage the blades and pull the horizontally toward you in the operator’s seat.
What is a PTO clutch on a riding mower?
The power take off (PTO) clutch in your lawnmower is the drive pulley that transfers the power of the engine to the blade. … The PTO clutch has a pulley that is usually machine cut and a housing brace. The pulley sits on the brace and is allowed to spin around the brace by a vertical axle in the center of the pulley.
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.
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.
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.