Regular lawn mower maintenance, including spark plug replacement, leads to a healthier and better-looking lawn. Always practice safety precautions when working with spark plugs to prevent ...

That’s enough to cleanly cut the grass and maintain a healthy-looking lawn. 1 Safety first! Disconnect any power. For gas mowers, this means removing the ignition wire from the spark plug.

You can replace the lawn mower blade from your walk-behind mower in five ... With a battery mower, remove the batteries; with a gas mower, remove the spark plug. Then turn the mower on its side. In ...