Often asked: Scotts Lawn Tractor Stalls When Pto Is Engaged?

Why does my mower die when I engage the PTO?

The pulleys in your lawn tractor are driven by the drive belt, and turn the spindles. If a pulley doesn’t spin freely, it can cause the engine to die when the blades are engaged. To check the pulleys for sticking and damage, first remove the drive belt from the engine pulley and lift the lever to engage the blades.

Why does my mower bog down when I engage the blades?

Several issues with the air and fuel delivery system can cause your mower to bog down when the blades are engaged. Among the most common problems with the air and fuel delivery systems are: Dirty Air Filter – A dirty air filter may stop your engine from running at full speed and cause bogging down.

Why does my riding lawn mower keep stalling?

The carburetor might be clogged. A clogged carburetor is most commonly caused by leaving fuel in the lawn mower for a long period of time. This sticky fuel can clog up the carburetor and cause the engine to stall. If the carburetor is clogged, try cleaning it with carburetor cleaner.

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Why does the PTO not 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 clutch is not repairable—if the clutch is defective, you must replace it. If the switch is defective, it may not supply power to the PTO clutch.

Why does mower start then die?

If your lawn mower starts, runs briefly, then dies these are the four most common reasons that’s happening: Dirty carburetor / clogged carburetor bowl. Old gasoline that has gone bad. Dirty or defective spark plugs.

How do you troubleshoot a PTO clutch?

How to Test a PTO Clutch

  1. Lift the utility vehicle up with a floor jack.
  2. Place the negative voltmeter lead on a good engine source.
  3. Look for the in-line fuse between the electrical wiring harness from the lever switch to the PTO clutch assembly under the deck.
  4. Start the engine and let it warm up.

Why does my lawn tractor stall when mowing uphill?

If you have a steeply graded property, hill stalling is often a sign your mower is not strong enough to perform the task at hand. Another reason this occurs is due to problems with the engine, such as bad spark plugs and ignition coils, a clogged carburetor or a worn out transmission.

What does 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.

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Why does my lawn mower start but not stay running?

Loose, Dirty or Disconnected Spark Plug in Your Lawn Mower: Check it out, clean off debris, re-connect and tighten. Dirty Air Filter: Clean or replace. Fuel Not Reaching the Engine: Tap the side of the carburetor to help the flow of gas. If this doesn’t work, you might need a new fuel filter.

How do you fix lawn mower that starts then dies?

Clean the hole in the cap with a thin wire or if the cap is already beaten up, replace it with a new one. 6. Too much oil in the reservoir. If the mower starts then dies after a few minutes of running while you have already cleaned your carburetor.

Will a bad spark plug cause a lawn mower to stall?

A bad spark plug often causes an engine cylinder to misfire or sound like it’s struggling. The engine might even stall out completely while you are mowing. You may also notice that it becomes increasingly more difficult to restart the mower each time that it dies.

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.

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