Place blade removal tool over mower blade and side of mower deck. Tighten Clamping screw onto mower deck until firmly in place and blade is not moving. Keeping hands away from the edges of the blade, loosen the blade nut and remove the blade. Sharpen or replace the old blade, and secure it to the blade shaft.
Pull the deck out from under the tractor frame and flip it over. Tip: On some tractors, you can replace the blade without removing the mower deck.
Also Know, how do you sharpen a lawnmower blade? Lawn mower blade sharpening can be done either by hand with files, chisels and punches or with a machine like a bench grinder. Sharpen the edge of the lawn mower blade using a file or grindstone, keeping the blade at roughly a 45-degree angle.
Then, how do you remove the blade from a Briggs and Stratton lawn mower?
Use a piece of wood to deep the blade from rotating. Remove the bolt (B, Figure 21) that holds the blade. Briggs & Stratton engines that are used on walk behind lawnmowers use a right hand thread and would be loosened by turning counter-clockwise with a 9/16″ wrench.
How do you block a lawn mower blade?
To remove the blade, you must turn the blade’s retaining bolt to the left, or counterclockwise. Before undoing the blade, tip the mower on its side with the engine air cleaner facing up and block the blade with a piece of wood so it can’t turn.
Can you sharpen blades while still on mower?
Although you can probably do an okay job sharpening them while on the mower, there is no way for you to balance them on the mower. Even a small vibration from them can really wear things out on a mower over time. Take them off and sharpen them, that’s the only way you can see if the blade is balanced.
Can you sharpen a lawn mower blade without removing it?
There are few different ways to sharpen lawnmower blades, including using a bench grinder, hand file, rotary tool, or angle grinder. But, depending on the design of your mower, you might be able to sharpen the blade without removing it, which will save a considerable amount of time.
Which side of lawn mower blade goes up?
It’s important that the blade’s cutting edge follows the direction of rotation. The wings of the lawn mower blade will be oriented up toward the mower deck and any writing on the blade will likely be facing away from the deck. If the blade bolt comes with a washer, its concave side will be facing the blade.
How do you jack up a riding lawn mower with a floor jack?
Center the floor jack with the front or rear of the riding mower tractor. Roll the floor jack directly underneath the front or rear axle. Twist the floor jack handle clockwise to tighten the hydraulic valve, allowing the floor jack to be raised.
Are riding lawn mower blades reverse thread?
Most lawnmower blade nuts are reverse-threaded in order to secure the blade on the drive shaft of the engine. This ensures that the blade’s rotation does not loosen the nut. However, not all blades use a reverse-threaded nut to secure them to the engine’s drive shaft.
When should I replace my mower blades?
A good rule of thumb for the average homeowner is to replace your mower blades annually. You may also think about replacing them if they become damaged. Dig up that product manual if you want a more clear-cut answer. Always make sure to take protective measures whenever sharpening your mower blades at home.