Mixing Instructions

1.Fill an approved fuel container with half of the required amount of gasoline.

2.Add the proper amount of 2-stroke oil to gasoline.

3.Close container and shake to mix oil with gasoline.

4.Add remaining gasoline, close fuel container, and remix.

IMPORTANT

Spilled fuel is a leading cause of hydrocarbon emissions. Some states may require the use of automatic fuel shut-off containers to reduce fuel spillage.

After use

•DO NOT store a unit with fuel in its tank. Leaks can occur.

Return unused fuel to an approved fuel storage container.

Storage - Fuel storage laws vary by locality. Contact your local government for the laws affecting your area. As a precaution, store fuel in an approved, airtight container. Store in a well-ventilated, unoccupied building, away from sparks and flames.

Fuel Mix Chart

50:1

IMPORTANT

Stored fuel ages. Do not mix more fuel than you expect to use in thirty (30) days, ninety (90) days when a fuel stabilizer is added.

IMPORTANT

Stored two-stroke fuel may separate. ALWAYS shake fuel container thoroughly before each use.

Cap indication

Fuel/oil tanks are indicated by the following illustrations.

Fuel tank cap

Oil tank cap

CHAIN LUBRICANT

Proper lubrication of the chain while in operation reduces friction between the chain and the guide bar to a minimum and assures a longer service life.

•Use bar and chain oil of high quality for this purpose.

•Do not use used or reclaimed oil to avoid vari- ous oiler problems.

•Use ECHO bar and chain oil.

•When ECHO bar and chain oil is not available:

Use motor oil, etc.

•Use bar and chain oil of the following grades:

SAE No. 30....... in summer

SAE No. 10....... in winter or when cutting resin- ous trees.

•When refueling, also refill chain oil.

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CS-310

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Echo CS-310 instruction manual Chain Lubricant, Mixing Instructions
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CS-310 specifications

The Echo CS-310 is a lightweight, highly efficient chainsaw designed for homeowners and light-duty professionals who require portability and reliability. This model stands out in the market due to its combination of performance, ease of use, and innovative features, making it an ideal choice for various cutting tasks.

One of the standout features of the Echo CS-310 is its powerful 30.5cc engine. This engine is designed to deliver exceptional performance while maintaining fuel efficiency, making it suitable for extended use in garden and yard maintenance. With a maximum power output of 1.3 horsepower, it provides ample power for cutting through branches, logs, and firewood with ease.

The engine incorporates a high-efficiency, two-stroke design that not only optimizes fuel consumption but also minimizes harmful emissions. This eco-friendly approach ensures that the Echo CS-310 meets stringent environmental standards while still delivering outstanding cutting capabilities. The chainsaw's easy starting system is another plus, as it features a unique primer bulb and a decompression valve that simplifies the starting process, allowing users to get to work quickly and without frustration.

The lightweight design of the CS-310, weighing in at just around 8.8 lbs, makes it highly maneuverable. This is essential for users who may need to navigate through tight spaces or work overhead for extended periods. Coupled with an ergonomic handle, the chainsaw provides a comfortable grip that reduces fatigue during use, making long sessions less taxing on the operator.

Equipped with a 14-inch bar and chain, the Echo CS-310 strikes a perfect balance between cutting performance and usability. The chain is designed for optimal cutting speed and durability, ensuring reliable operation across various materials. Additionally, the tool-less chain tensioning system allows users to easily adjust the chain tension without the need for any tools, enhancing convenience between cuts.

Safety features are also a focal point of the Echo CS-310, incorporating a chain brake that automatically stops the chain in case of kickback, reducing the risk of accidents during operation. The chainsaw's rear-handle design provides added stability and control, further improving user safety.

In conclusion, the Echo CS-310 chainsaw offers an exceptional blend of lightweight design, powerful performance, and user-friendly features, making it an excellent choice for both casual users and those tackling regular outdoor chores. Whether trimming trees or cutting firewood, this model delivers reliability and efficiency, satisfying diverse cutting needs while emphasizing safety and comfort.
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