Are yard machine mower blades reverse thread?
The lawnmower blades itself is not threaded, but most nuts that held the blade in place are reverse threaded The reverse thread helps to secure the blade on the drive shaft such that the rotation of the blade does not loosen the nut
Which way do you turn the bolt to remove a riding 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
How do you take the blades off a MTD riding lawn mower?
Use a socket wrench and socket to loosen and remove the hex flange nut holding the blade in place Turn the nut to the left, or counter clockwise to loosen and remove Pull the blade down and off the spindle
Do all mower blades turn counterclockwise?
Most lawn mower blades rotate in a clockwise direction (counter-clockwise when viewed from below), and as such have the cutting edge on the right side If you are unsure of how your mower rotates, check the position of the discharge chute; if it is on the right side angled back, the blade turns clockwise
Which side of the lawn mower blade is up?
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
What size wrench Do I need to remove a lawn mower blade?
Dismount the mower deck from the lawn tractor to replace worn-out mower blades Changing the mower deck’s three blades requires a 1 1/8-inch socket, box or open-end wrench for hex nuts, a block of wood and a set of new blades
What happens if mower blade is upside down?
Mower blades feature a cutting edge at both ends so, it is very common for people to install them upside down If you install them upside down, you can do some major damage to your grass and maybe even your mower You’ll be “cutting” with the dull side of the blade which will rip the grass vs cut it
Why does my lawn mower leave a line of uncut grass?
Rows or streaks of uncut grass in your lawn may be the result of your lawnmower’s cutting blades being dull or otherwise damaged Dull blades are the result of normal wear and tear from mowing Occasionally, one or both blades become warped, curled or nicked In any one of those cases, it’s best to replace the blades
How do you tell the top and bottom of a mulching blade?
Look at both sides of the mulching blade Most blades have the word “bottom” stamped on them, or they have a model number imprinted onto the underside Whether a word or a number, that side of the mulching blade must face the ground after it is installed and the mower is standing upright
What size is the nut on a lawn mower blade?
What size are the tractor cutting blade retainer nuts and what direction should they be turned? The retainer nut on most of our riding mower blades are a 5/8″ thread diameter This sized thread diameter nut normally requires a 15/16″ wrench or socket tool in order to remove/install
Where do you jack up a riding lawn mower?
Place the jack beneath the front of your mower’s deck, right in the middle Lift the jack to raise the lawn mower until its front is standing at a good height In most cases, having it 2 feet above the ground will be fine Slide a jack stand underneath each side of the deck as a safety measure
What is a blade buster?
Description Blade Buster A safe, sure way to hold the blade of your push or riding lawn or riding lawn mower stationary while loosening and removing blade bolt Easy to affix and operate – makes the job of blade removing easy and safe
What size nut holds John Deere mower blades?
John Deere Blade Nut Specification Thread Size 12000 MM Locking Element Type D Material Grade 8 Finish B
What is the torque on a lawn mower blade?
Walk behind mower blades should be installed between 38 and 50 foot pounds of torque Riding mower blades should be installed between 70 and 90 foot pounds of torque
Which way do mulching blades go on a riding mower?
If it has the word “Bottom,” or a model number printed on it, that side of the blade faces the ground when the mower is upright If there are no markings, check the blade’s bevel The beveled portion must face away from the ground when installed The bend in mulching blades also must point away from the ground
Are mower blade bolts 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
How do you loosen a tight bolt on a lawn mower?
Put a wrench socket of the correct size on the head of the bolt securing the blade to the blade holder, and apply force to the wrench handle in the counterclockwise direction to loosen the blade bolt The bolt may have a 1/2-inch, 5/8-inch or 3/4-inch head, depending on mower model