Echo CS-680 instruction manual Handling Fuel, Mixing Instructions

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DANGER

Fuel is VERY flammable. Use extreme care when mixing, storing or handling or serious personal injury may result.

•Use an approved fuel container.

•DO NOT smoke near fuel.

•DO NOT allow flames or sparks near fuel.

•Fuel tanks/cans may be under pressure. Always loosen fuel caps slowly allowing pressure to equalize.

•NEVER refuel a unit when the engine is HOT!

•NEVER refuel a unit with the engine running.

•DO NOT fill fuel tanks indoors.

ALWAYS fill fuel tanks outdoors over bare ground.

•Securely tighten fuel cap after refueling.

•Inspect for fuel leakage.

If fuel leakage is found, do not start or operate unit until leakage is repaired.

•Move at least 3 m (10 feet) from refueling location before starting the engine.

HANDLING FUEL

MIXING INSTRUCTIONS -

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

2.Add the proper amount of two-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.

•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.

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

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.

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CS-680

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Contents Chain SAW Copyright Rules for Safe Operation Kickback Safety Precautions for Chain Saw UsersOther Safety Precautions Symbols and Signs ContentsDecals Symbol FormPacking List X505-002040 Part Number Nomenclature of PartsChain tension adjuster Device to adjust chain tension Operator Safety Spark Arrestor Muffler Correct USE of Chain BrakePreparation for USE Guide BAR and SAW Chain INSTALLATION/REMOVALAdjusting Chain Tension Fuel Statement Fuel and LubricantMixing Instructions Handling FuelChain Lubricant OperationWhen the Engine is Warm When the Engine is ColdChain Lubrication Test RunningStopping Checking Chain TensionGeneral Cutting InstructionFelling the Tree Bucking LimbingChain Brake Operation Testing the BrakeWinter Operation Automatic Chain BrakeChain and Guide BAR Combination Guide BARSAW Chain Maintenance and Care Maintenance IntervalsSkill Levels Cutting attachment must not move when unit is idling Carburetor AdjustmentFuel Filter AIR FilterCheck Fuel Systm Spark PlugAutomatic Oiler SprocketCylinder Fins Muffler Spark ArrestorSetting SAW Chain Setting the SAW ChainCS-680 Problem Cause Remedy TroubleshootingStorage After USE Technical Data
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CS-680 specifications

The Echo CS-680 is a powerful and versatile chainsaw designed for both professional arborists and enthusiastic homeowners. Renowned for its reliability, performance, and ease of use, the CS-680 stands out in the competitive chainsaw market. It is particularly useful for those who need to tackle demanding cutting tasks while ensuring precision and control.

One of the main features of the CS-680 is its robust 67.9 cc engine, which provides an impressive power-to-weight ratio. This high-displacement engine delivers ample torque and speed, enabling users to easily cut through hardwoods and take on larger cutting projects. The chainsaw’s engine is equipped with a patented decompression valve that ensures easier starts, especially in cold weather. This feature significantly reduces the effort required to pull the starter rope, making it an excellent choice for users who may not have the strength of professional operators.

The Echo CS-680 comes with a 20-inch bar, allowing for deep cuts while maintaining maneuverability. Its precision-engineered chain ensures clean cuts and reduces kickback, enhancing safety during operation. The saw's automatic chain lubrication system keeps the chain properly lubricated during use, increasing its lifespan and performance. Additionally, the side-access chain tensioner allows for quick and easy adjustments without the need for additional tools, ensuring minimal downtime during projects.

Another notable characteristic of the CS-680 is its vibration-dampening technology. This system reduces the amount of vibration transmitted to the operator, leading to enhanced comfort during long periods of use. This is especially beneficial for professionals who rely heavily on their tools and need to mitigate fatigue.

The construction of the Echo CS-680 incorporates high-quality materials, providing rugged reliability. It features a heavy-duty air filter system that extends engine life by ensuring maximum air cleanliness. The chainsaw is also designed with a lightweight yet durable frame, making it easy to handle while still being tough enough to withstand the rigors of heavy use.

In summary, the Echo CS-680 chainsaw combines power, efficiency, and user-friendly features, making it an excellent choice for anyone looking to tackle serious cutting tasks with confidence. Its innovative technologies and engineering provide reliability and performance, ensuring it can handle the toughest jobs while remaining comfortable for the operator. Whether for professional or personal use, the Echo CS-680 is a dependable tool that meets the demands of its users.
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