Webinar #153 Chainsaw Sharpening w/ Paul Ahlen

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What is the function of the depth gauge/raker?

1 point

a. Rakes chips

b. Determines the thickness of the woodchip

c. Keeps the chain straight in the cut

d. Gauges how far the sawdust should fly

Clear selection

What does the top plate of the cutter do?

1 point

a. Keeps the chain straight in the cut

b. Rakes chips out of the cut

c. Protects the user from kickback

Clear selection

What size round file is needed for sharpening chain?

1 point

a. Any good file will do the job

b. The right file size is determined by the size of the chain

c. A flat file should be used to sharpen the chain

d. Chain doesn’t need to be sharpened

Clear selection

How should files be stored when not in use?

1 point

a. Files should always be in use

b. They should be stored in water so they stay clean

c. They should be stored in grease or oil so they don’t rust

d. They should be protected from rubbing against each other

Clear selection

What is printed on most boxes of chain?

1 point

a. The recommended file size for sharpening

b. The manufacturer’s recommended angles for filing

c. The length of the chain

d. All of the above

Clear selection

How does the chain stay lubricated?

1 point

a. You don’t need to worry about this.

b. Grease the tip of the bar when it is so hot it is glowing.

c. Used motor oil is recommended

d. Bar oil lubricates the chain and has a special tackifier added to it.

Clear selection

What is the best chain to use?

1 point

a. It depends on the size of the saw and bar, the type of wood, and the kind of cutting needed

b. The cheapest chain

c. They are all the same

d. The biggest chain is the best chain

Clear selection

What is the side of the cutter called?

1 point

a. Depth gauge/Raker

b. Side plate

c. Top plate

d. Drive link

Clear selection

How should you take the depth gauge down?

1 point

a. Use a tool to determine an exact relationship between depth gauge and cutting tooth.

b. Just eyeball it.

c. Estimation is good enough.

d. Don’t ever file them down.

Option 5

Clear selection

What is one advantage of a filing guide?

1 point

a. It provides a reference guide to help get the correct top plate angle.

b. It might help keep the file from getting too deep in the cutter, beneath the top plate.

c. It helps to make the filing process more consistent.

d. All of the above.

Clear selection

What is one possible disadvantage of an electric grinder?

1 point

a. The grinding wheel can overheat the tooth and damage it.

b. It sharpens chains too fast.

c. It is too consistent.

d. It’s too lazy.

Clear selection

How does a vise help with filing?

1 point

a. It doesn’t help at all.

b. It stabilizes the saw for more consistent filing.

c. It protects you from attack snakes.

d. It makes you look cool.

Clear selection

What happens if you break a tooth off a loop of chain?

1 point

a. The chain is ruined.

b. You will need a new chainsaw.

c. You can file a broken tooth off/down, and the chain will still cut.

d. You will have to use a handsaw.

Clear selection

What is the problem with a bur on the saw bar?

1 point

a. It can make the bar wider than the path the chain is trying to cut.

b. It doesn’t look cool.

c. There is no problem with a bur on the bar.

d. It makes the saw cut too fast.

Clear selection

What are two common styles of cutters on chainsaw chain?

1 point

a. Fast and sweet

b. Full chisel and semi chisel

c. Chisel and hammer

d. Depth gauge and drive link

Clear selection

How is the pitch of the chain calculated?

1 point

a. The distance between 3 rivets, divided by 2.

b. It comes after the wind-up.

c. It isn’t calculated.

d. That’s classified information that only the manufacturer knows.

Clear selection

What is the function/purpose of a witness mark on the top plate of a cutter?

1 point

a. It serves no purpose.

b. It helps keep the chain straight in the cut

c. The manufacturer recommends you replace the chain when you file back to this marker.

d. This determines the size of the wood chip.

Clear selection

How often should you sharpen your chain?

1 point

a. Whenever it starts to feel dull.

b. Never.

c. Don’t waste your time until it starts to smoke and burn in the cut.

d. Only after 4 PM.

Clear selection

What are the two metals that make up every cutting tooth on a chain?

1 point

a. Gold and copper

b. Soft steel makes up the bulk of the cutter, with a thin coating of chrome on the outside.

c. Hard steel and aluminum

d. Depleted uranium and carbide

Clear selection

What is the safest chain to use?

1 point

a. There is no safety chain. Some chains are designed to reduce kickback forces.

b. A sharp chain.

c. The right chain for the job, combined with a well trained and experienced operator.

d. All of the above.

Clear selection

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