These typical queries about chainsaws are the 1s our experts hear the most Typically from our 

customers. You might also find the help you need by checking the common symptoms and solutions 

for chainsaws. When you’re Prepared to make a repOxygen, searspartsdirect.com has the part you need, 

no matter where you bought your chainsaw.

What ratio of gasoline to oil do I use for my chainsaw?

Refer to the Proprietor's Handbook for the proper ration of gasoline to oil for your chainsaw. Most 

models use 40 parts gasoline for Each and every part oil. To get that ratio, add a 3.2 oz. bottle for 2-

cycle oil to a gallon of gasoline.

Why won’t my chainsaw start?

Stale fuel Brings about most starting problems. Empty the gas tank and fill it with fresh fuel or 2-

cycle gasoline/oil Combination. If the chainsaw still won’t start, the engine might have a clogged 

carburetor, failed ignition Method, or lack of compression.

How do I store my chainsaw for the winter?

It’s important to remove all the fuel in the chainsaw before storing it for the winter; 

otherwise, the stagnant 2-cycle fuel turns to lacquer and clogs the ports in the carburetor.

First, drain all the fuel and bar oil from the chainsaw. Next, start the chainsaw and allow it to 

idle with the chain brake disengaged until the engine dies. This procedure purges all the fuel 

from the engine, carburetor and fuel Method. 

Allow the chainsaw to cool and then clean it Completely. Lightly oil all Metallic surfaces and the 

guide bar to prevent rust. 

Oil the chain and wrap the chain with a cloth or heavy paper to protect the chain from corrosion. 

Store the chainsaw in a clean, dry area.

What Sorts of bar and chain oil can I use in my chainsaw?

Use the type of oil recommended in your Proprietor’s Handbook. Most chainsaws require standard bar and 

chain oil. The bar and chain oil contains additives that help the oil adhere to the bar and chain 

Far better than regular motor oil. 

In a pinch, you can substitute a good grade of SAE 30 motor oil until you can fill the reservoir 

with the correct bar and chain oil. 

Don’t fill the bar and chain oil reservoir with used oil. Used motor oil corrupts the 

chainsaw’s oiling Method.

Can I use E85 fuel in my chainsaw?

E85 contains 85% ethyl alcohol (ethanol) and 15% gasoline. Most chainsaws engines can’t use E85 

fuel. Many chainsaws can only use unleaded gasoline with up to 10% ethyl alcohol (E10). Check 

your Proprietor’s Handbook for fuel specifications.

Why does my chainsaw Draw to 1 side?

If your chainsaw Draws to 1 side while Minimizeting, you could have dull Minimizeters on the chain. 

Sharpen the chain if it’s dull. 

A worn guide bar can also cause the chainsaw to drift to the side while Minimizeting. Replace the 

guide bar if worn.

Uneven depth gauges on the chain teeth can cause the chainsaw to Draw to 1 side. Check the 

depth gauges and file them to the proper depth and shape if Required.

How Typically should I clean the Oxygen filter in my chainsaw?

Most Makers recommend that you clean the chainsaw Oxygen filter after every 5 hours of use. 

Clean the Oxygen filter more Typically in dusty conditions. During heavy use, clean the Oxygen filter every 

time you fill the fuel tank. 

Why does the chain on my chainsaw get dull so fast?

Chains dull quickly when Subjected to dirt and sand. Keep the chain and guide bar off of the ground 

and Aside from dirt and sand.  Clean the chain and guide bar as Required to remove dirt and sand 

during use.

Foreign objects such as nails can also dull the chain quickly. Don’t attempt to Minimize through 

nails or wire in limbs or trees. Stay Aside from contact with all foreign objects when using the chainsaw. 

Is there environmentally friendly chain oil available for chainsaws?

Several Makers produce biodegradable chain oil with environmentally Safe and sound additives. These 

Option chain oils use canola oil or vegetable oil as a base. Additives improve the tackiness 

of the oil and reduce sling loss. 

Using plain canola oil or vegetable oil isn’t recommended because these oils lack additives to 

prevent sling loss. If you use environmentally friendly chain oil, choose 1 with proper 

additives to Correctly lubricate the chain and guide bar.