Air Filter, Spark Plug, Check Fuel System

MAINTENANCE	CS-310

Air Filter

1.Check before every use.

2.Close choke ( ).

3.Press hand guard forward and close choke.

4.Release the cylinder cover latches (C) and remove cylinder cover (A) and air filter (B).

5.Lightly brush dust off air filter, or clean with compressed air, or replace the air filter.

6.Install air filter and cylinder cover, engage latches.

C B

Spark Plug

•Check periodically.

•The standard spark gap is 0.65 mm (0.026 in.).

•Fastening torque:13 to 17 N•m (110 to 150 in•lbf).

0.65 mm (0.026 in.)

1.Remove cylinder cover and remove spark plug.

2.Correct the spark gap if it is wider or narrower than the standard gap.

Check Fuel System

•Check before every use.

•After refueling, make sure fuel does not leak from around fuel pipe, fuel grommet or fuel tank cap.

•In case of fuel leakage there is a danger of fire. Stop using the machine immediately and request your dealer to inspect or replace.

Fuel Filter

•Check periodically.

•Do not allow dust to enter fuel tank.

•A clogged filter (A) will cause difficulty in starting engine or abnormalities in engine performance.

1. Using a wire bent into the shape of a hook, pull filter
out through gas port, and inspect filter.	A

2.When the filter is dirty, replace it.

3.When the inside of the fuel tank is dirty, rinse the tank out with gasoline to clean it.

Note: Federal EPA regulations require all model year 2012 and later gasoline powered engines produced for sale in the United States to be equipped with a special low permeation fuel supply hose between the carburetor and fuel tank. When servicing model year 2012 and later equipment, only fuel supply hoses certified by EPA can be used to replace the original equipment supply hose. Fines up to $37,500 may be enforced for using an un-certified replacement part.

30	X7503270007

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.