The blades on your mower are mechanism, so they will need to be replaced more often, in particular, if you use them a lot. There are more expedient ones, so you can usually sharpen the mower blades waiting they are no longer efficient in helping you preserve a well-maintained garden. The good information is that this only one of its kind item is quite reasonably priced to upgrade. So how do you need substitute lawn mower blades and where do you find them? It is a valid question that deserves a legitimate solution. Here are some examples of manufacturers, sizes, and cutting blades to help you manually when you need to find those alternative parts.
When the blades of your riding mower wear out, you will no longer be able to mow effectively. But if this is your first time using a riding mower, you might have a hard time figuring out how to change the blades. How to change mower blades without removing the deck to make your job easier.
In this guide, we’ll show you how to do it.
What to do before changing a lawnmower blade
Most lawn mowers follow the same steps for changing a blade but check your lawn mower’s owner’s manual before you begin. You may also want to check the following points before changing the mower blades:
Blade Style – Most lawn mower blades are universal, but some mowers require a unique style. Consult your manual or find which blade is currently on your mower and use it as a guide when purchasing new blades.
Bolt Size: The bolts used to secure the lawnmower blades are typically 1/2 inch, 5/8 inch, or 3/4 inch. Make sure you have access to a socket wrench that works with the bolt size of your lawnmower.
Regular or Reverse Thread Bolt – Standard bolts follow the universal “tight right, loose left” guide. However, some lawn mowers are reversely threaded, which means you have to turn clockwise to loosen and counterclockwise to tighten. Confirm in which direction the bolt should turn when removing the blade from the mower.
A riding lawnmower has a large blade which can be extremely dangerous if accidentally activated during maintenance work. For this reason, safety should always be your primary concern.
First of all, be sure to wear heavy gardening gloves. This will prevent you from cutting your hands on the blades and finding a hard, level surface in a well-ventilated area to work.
Start by making sure the parking brake is on. You don’t want your mower to turn around on you while you are working under it.
Then remove the key from the ignition and remove the battery or spark plug. This way there is no possibility that the blades will start unexpectedly and cause serious injury.
You are now ready to start working.
Tips for repairing the blades of a riding mower
While replacing the blades is a good idea if they are cracked or bent, this may not be the issue preventing the mower from functioning properly. Various other parts can look like lousy blades when there is a problem with a drive belt.
Here are a few different reasons why the blades on your lawnmower may not work properly:
Depending on your mower model, you may necessitate eliminating the mower deck sooner than replacing the blades.
Check the deck strap for tears, cracks, and other damage if the blades are still not working.
The deck belt is usually located under the seat, but consult your owner’s manual for the exact location.
Make sure the bridge belt motor to see if any other belts have been damaged if the blades still won’t turn
Inspect the blade clutch, which prevents the mower blades from turning; It is located under the engine and connected to the crankshaft.
If the blades are still not functioning properly, check that the safety switch is functioning properly.
A faulty safety switch can prevent the blades from rotating; These are connected to the clutch or brake, or you can find them on the operator’s seat.
How to change the mower blades without removing the housing (step by step)
Now that we’ve established how easy it is to change the blades on a lawnmower without removing the deck, let’s move on to the steps on how to do it.
Check the condition of the blades
The first thing to do is to check the condition of the blades. You will need to know if you really need to change it or not. If it’s boring, you can save yourself a ton and use a grinder to sharpen it. But if it is really worn, it will have to be changed.
Park your lawnmower
Once you’ve determined the need to change the blade, the next thing to do is park your mower on a level surface. Make sure to turn it off, remove the key, and put the brake on so it doesn’t move while you remove the blade.
If it is still on, the blades may be moving while you are changing them. This is extremely dangerous and will result in very serious injury.
Remove the spark plug
Another safety precaution to observe is to remove the spark plug. To do this, simply open the hood and remove the black wire between the spark plug and the engine.
Jack up the mower
The next thing you’ll want to do is remove the jack that can lift it. Keep in mind that not all cats are strong enough to support the weight of a lawnmower. You need a strong cat to do this. If you don’t have a jack, you can support the bridge with a cinder block or a pile of bricks.
Remove the mounting nut
Jacking up the machine will expose the blade. To remove the blade, turn the mounting nut (in the middle of the blade) counterclockwise. By doing this, you loosen the blade. Remove it once it is completely loose.
Put on the new sheet
Once you have removed the old blade, you can easily secure it by sliding it onto the axle. From there, turn the mounting nut in the opposite direction. Make sure the sheet is properly attached.
Sometimes the John Deere riding mower has two blades. If you have two blades on your lawnmower, follow the same process to remove another blade from your lawnmower.
Always wear gloves when handling the mower blades.
Do not touch the sharp side of the blade with your bare hands.
So, can you remove the blades from your John Deere lawn mower at home? I guess you can. Because removing the blades is actually not a troublesome task.
Following the process and precautions mentioned above will help you accomplish the task without encountering any difficulties.
Hope this article has helped you know how to remove the blades from your John Deere mower.