STORAGE AFTER USE

Inspect and adjust every part of the chain saw.

-Completely clean every part and repair if necessary.

-Apply thin coating of oil on metal parts to prevent rust.

Remove chain and guide bar.

Drain fuel tank, pull starter slowly a few times to drain fuel from carburetor.

Pour a small amount of clean motor oil into spark plug hole, pull starter and crank the engine until piston reaches: TOP DEAD CENTER.

Store in a dry area, free from dust.

WARNING

Do not store in an enclosure where fuel fumes may accumlate or reach an open flame or spark.

CAUTION

Do not lend or rent your chain saw without the Instruction manual and Safety manual.

NOTE

For future reference, you should keep this Instruction manual and the Safety manual.

If this Instruction manual or the Safety manual has become illegible or is lost, please purchase a new one from your ECHO dealer.

TECHNICAL DATA

 

MODEL

 

CS-680

Dimension

L × W × H

mm

435 × 236 × 302 (17.1 in. × 9.3 in. × 11.9 in.)

 

 

 

 

Mass

Power head, dry

kg

6.6 (14.5 lb.) Without chain and guide bar

 

 

 

 

Engine

Type

 

Air-cooled two-stroke single cylinder

 

Displacement

mL (cm³)

66.8 (4.07 cu. in.)

 

 

 

 

 

Carburetor

 

Diaphragm type

 

Magneto

 

Flywheel magneto: CDI system

 

Spark plug

 

NGK BPM7A

 

Starter

 

Recoil starter

 

Power transmission

 

Automatic centrifugal clutch

Fuel

Mixture ratio

 

50 : 1 ratio with ECHO Power Blend X™, ISO-L-

 

 

 

EGD (ISO/CD 13738) and JASO M345-FC/FD two-

 

 

 

stroke, air-cooled engine oil.

 

 

 

 

 

Gasoline

 

Use 89 octane unleaded.

 

 

 

Do not use fuel containing methyl alcohol, more than

 

 

 

10 % ethyl alcohol or 15 % MTBE.

 

 

 

Do not use alternative fuels such as E-20 or E-85.

 

 

 

 

 

Tank capacity

L

0.64 (21.6 US. fl. oz.)

 

 

 

 

Oil

Bar and chain

 

ECHO bar and chain oil (or motor oil)

 

Tank capacity

L

0.37 (12.5 US. fl. oz.)

 

 

 

 

Guide bar and

 

 

See page 22 for Chain and Guide Bar Combination

saw chain

 

 

 

 

 

 

Lubrication

 

Adjustable automatic oil pump and manual oil pump

 

 

 

 

Engine speed

Idle

r/min

2800 - 3000

 

Clutch engagement

r/min

3800

 

Wide open throttle

r/min

12500 - 14000

Standard

 

 

Front hand guard, Rear hand guard,

features

 

 

Anti-vibration device, Spiked bumper,

 

 

 

Throttle control lockout, Chain brake,

 

 

 

Chain catcher, Spark arrestor muffler

* Technical data subject to change without notice.

CS-680

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Echo CS-680 instruction manual Storage After USE, Technical Data

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.