What causes lawnmower engine to sputter?
What causes lawnmower engine to sputter?
Clogged or Dirty Air Filters Dirty air filters are one of the most common reasons lawn mowers sputter. Dirt can be present in the apertures that lead from the carburetor and the fuel filter and interrupt the flow of fuel supply to the combustion chamber. You want to be sure to clean or replace dirty air filters.
Why does my lawnmower start then cut out?
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 stops the flow of fuel to the carburetor causing the engine to stall. To determine if the fuel cap vent is clogged, try slightly loosening the cap and then starting the engine.
Why does my lawn mower keep bogging down?
The most common reason why lawn mowers bog down, especially mulching mowers, is grass clippings sticking to the underside of the deck. If your mower packs in too many clippings, there’s not enough room for the clippings to cycle and the blade to keep turning. Pull the wire on the spark plug, then flip the mower over.
Why does my lawn mower keep shutting off?
5 Reasons Electric Lawn Mowers Cut Out Cable is damaged. Cables are disconnected, frayed, or broken. Vents are clogged. Start switch is not responding. Motor is failing. Before you start to panic about your lawn mower not working, you should try troubleshooting to see if you can find a simple, low-cost solution.
Why does my lawnmower sputter?
Sputtering of the engine while mowing is often an indication of bad mower maintenance, not a fault with the machine. Most repairs to stop sputter are cheap and part of your regular mower maintenance. A sputtering lawnmower may need cleaning.
How can I troubleshoot Craftsman lawn mower problems?
Check for any leaks under the Craftsman push mower. Any leaking from the lines indicates a line problem.
What causes a lawn mower engine to sputter?
Old Fuel or the Wrong Fuel. The gas you get at the local gas station will generally contain about 10% ethanol.
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