Honda Lawnmower Flywheel Key Sheared?

What happens if flywheel key is broken?

SYMPTOMS. The symptoms of a sheared flywheel key range widely from a barely noticeable misfire to a no-start condition. In between these extremes the engine may misfire noticeably, run rough, backfire, be difficult to restart hot, or lack power. Advanced timing can cause engine overheating.

How do I know if my flywheel key is sheared?

Quote from the video:
Quote from Youtube video: Now just because your flywheel key is sheared it does not mean that the engine will not start. Sometimes. They do run. People use them and they end up with a lot of oil like this on the engine.

How do you remove a sheared flywheel key?

Quote from the video:
Quote from Youtube video: Basically you put the center shaft here onto your crank shaft of your engine. And then you put the jaws underneath. Your flywheel when it's bolted on to the engine.

What is a shear pin on a lawn mower?

The flywheel key (sometimes called a shear pin) is a rectangular piece of soft metal that keeps the flywheel in alignment with the crankshaft. The key shears if the mower blade strikes something immovable, such as a tree root or large rock. That shear is by design so the engine does not suffer extensive damage.

What does a flywheel do on a lawn mower?

The flywheel stores energy when torque is applied by the energy source, and it releases stored energy when the energy source is not applying torque. Today, the fins on flywheels act almost like fans, cooling the engine by distributing air around the engine block.

Why is my riding lawn mower revving high?

If the air that the engine requires to run is blocked, especially sporadically, it can cause the engine to slow down. When the blockage moves or clears, the engine may suddenly rev up in response. To fix this type of problem, check the air filter to ensure that it’s not clogged with dirt and debris.

How do I know if my riding lawn mower is locked up?

How to tell if a riding lawnmower engine is seized:

1. It sounds rough.
2. Hard to start the engine.
3. The blades are stuck.
4. The piston and cylinders won’t move.
5. The oil will be deficient.
6. The fuel quality will have deteriorated.

How do I find the flywheel on my lawn mower key?

Quote from the video:
Quote from Youtube video: The bail control bar down and clamp it to the mower handle to keep the flywheel brake disengaged tip the mower on its side with the air filter up wedge a block of wood between the mower blade.

Why does my lawn mower kickback?

A lawnmower engine commonly kicks back when the shear key breaks. The shear key commonly breaks because the blade has kit a solid object and come to a sudden stop. Common symptoms of broken shear key include: Engine won’t start.

What causes a shear pin to break?

The shear pin is designed to be a sacrificial part of the blade drive system. The pin will break if the blade contacts a hard object during the mowing process.

How do you remove a flywheel from a lawn mower?

Hold the flywheel strap wrench firmly and tighten the flywheel puller bolts with a socket wrench alternately, but evenly, to pull the flywheel free from the crankshaft. The flywheel will pop free from the crankshaft when the bolts are tightened evenly.

How do you change the key on a Briggs and Stratton engine?

Quote from the video:
Quote from Youtube video: And insert the new key into the slot tap it into secure. Hold the blade in place with the support.

How do I change a lawn mower key?

Quote from the video:
Quote from Youtube video: All right today I'm going to be replacing the key switch of my mower. Every once a while will work. But right now it's not working so the first thing you wanna do is pull out the key pull off this

How do you remove a Briggs and Stratton flywheel without a puller?

Quote from the video:
Quote from Youtube video: You're going to be concentrating. On the thick part of the underside of the flywheel you could be hitting it a little harder from the underside on the thicken the area of the flywheel on.

How do you use a flywheel puller?

Quote from the video:
Quote from Youtube video: Make sure you've got a good grip on your tools. Also keep in mind once you've reached the right amount of torque to pull this off the flywheel should just pop right off.

How do you remove a flywheel from a lawn mower without a puller?

Quote from the video:
Quote from Youtube video: So use a big solid bar. It don't have to be brass it could be steel. And a lot of times you don't even have to pry on it a lot of times you can just hold it up.

How do you pull a flywheel without a puller?

Quote from the video:
Quote from Youtube video: Anyway put the the pipe eye underneath the flywheel. Apply some pressure take a ball-peen hammer. And hit the end of the crankshaft. And that's how you remove a flywheel without a flywheel puller.

How do you make a flywheel puller?

Quote from the video:
Quote from Youtube video: Off. So you have to be careful with the coils. And position the flywheel like this. So you don't hit the coil. With these bolts if you do you're.

How do you get magneto off without a puller?

Quote from the video:
Quote from Youtube video: Take your big screwdriver thing and just sort of stick it in here stick it in here stick it in here and while you're doing that. Take your hammer. Nice big hammer.

How much is a flywheel puller?

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