An electric lawnmower clutch, commonly called a power takeoff clutch (PTO), is the part of a lawnmower or riding tractor responsible for engaging the blade. … This type of clutch prevents the mower from moving after the driver disengages the mower clutch. An electric clutch is technically an electromagnetic apparatus.
How does an electric PTO work?
Power take-off (PTO) clutches provide a mechanical disconnect between the power created by gas and diesel engines or electric motors to another piece of equipment. The PTO clutches enable the transmission of that energy to auxiliary equipment that does not generate its own power.
How does a PTO work on a lawn mower?
Driven by electricity provided by the mower’s 12-volt battery, the PTO clutch engages when its solenoid receives an electric spark. The PTO pulley is attached to the clutch and guides the belt that connects to the engine crankshaft pulley and rotates the blades of the mower that are located under the mower’s deck.
What is a lawn mower PTO?
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.
How do I know if my electric 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.
What does a PTO switch do?
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. The PTO can run mowers by either a belt or a shaft.
What does manual PTO mean?
The power take off is whats a manual pto used to transmit power from a tractor or other source of power to an implement. … The pto is a switch whats a manual pto or lever found on tractors and mowers and stands for power take off.
What does a clutch do on a lawn mower?
An electric lawnmower clutch, commonly called a power takeoff clutch (PTO), is the part of a lawnmower or riding tractor responsible for engaging the blade. The electric clutch helps to transfer engine power to the drive train. The clutch connects two drive shafts and is controlled by a toggle switch.
How do you troubleshoot a PTO clutch?
How to Test a PTO Clutch
- Lift the utility vehicle up with a floor jack. …
- Place the negative voltmeter lead on a good engine source. …
- Look for the in-line fuse between the electrical wiring harness from the lever switch to the PTO clutch assembly under the deck. …
- Start the engine and let it warm up.
What is a PTO switch on a truck?
Power take-offs (PTOs) are mechanical gearboxes that attach to apertures provided on truck transmissions and are used to transfer the power of the vehicle engine to auxiliary components, most commonly a hydraulic pump.
How long does a PTO clutch last?
See people getting 600 – 1000 hours having to replace.
Why won’t my mower blades engage?
When the clutch solenoid is energized, the clutch engages the drive belt to drive the rotation of the lawn mower 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. … The PTO switch provides power to the PTO clutch.