Why is my riding lawn mower cutting uneven?

Why is my riding lawn mower cutting uneven?

If your riding lawn mower is cutting the grass unevenly, start by checking the pattern of the cut. Blade vibration also causes an uneven cut. To eliminate vibration, replace unbalanced blades and worn mandrels. Replace a worn blade belt because a worn belt won’t spin the blades correctly.

Why does my mower leave a row of grass between two blades?

A strip of uncut grass left in the middle of mowing rows could signal that your lawnmower’s blades are unbalanced or that one or both of them was installed the wrong way. Ensure that your mower’s blades are on correctly, that both are secured tightly to the mower deck and that both are balanced.

Why is one side of my mower deck lower than the other?

If the deck on your lawn tractor is lower on one side than the other, the result is an uneven cut. Leveling your tractor’s deck periodically smooths out your lawn. It only takes a few minutes and just a couple of common tools to level your lawn tractor deck.

Why is my riding lawn mower chugging?

Check and clean the vent. Surging is also caused by water that got into the fuel. A mower left in a heavy rain or condensation on a hot summer day can choke the engine. Empty the gas tank, properly dispose of the old fuel and try a fresh batch of gasoline.

What causes uneven grass?

Clay Soil. If you have clay-heavy soil and live in an area where the soil freezes in winter, you may see new bumps and bulges in your lawn during the spring thaw. It’s the clay soil causing heaving and buckling, which results from uneven thawing.

Should back of lawn mower be higher than front?

For most effective results, a lawn mower deck should have a pitch, or height difference of 1/8-inch to 1/2-inch between the front of the deck to the back of the deck.

How do you align a riding lawn mower blade?

Turn the mower blades slowly until one points forward and one points backward. Leave this as is and place a wood block inside the deck next to the edge of a blade that has to be aligned. Turn this blade just a bit to wedge it tight. Using an adjustable wrench, remove the blade’s screw, spline washer and spring washer.

How do I know if my lawn mower blade is unbalanced?

If you feel an awkward vibration when mowing, your mower blades are most likely unbalanced. If your lawn is not trimmed evenly, then the blades are most likely unbalanced. If mowing takes longer than usual, the blades are most likely unbalanced.

How do you stop a lawn mower from surging?

A thin coating of engine oil on foam filters typically helps them attract dirt that could end up in your carburetor. Paper filters, however, only use their pleated medium to catch dirt and dust. An air filter is a quick fix that should be your first stop when troubleshooting a surging lawn mower.