TROUBLESHOOTING

Problem

Engine

— hard to start

Cause

Remedy

does not start

Engine

Fuel at

No fuel at

ss&UEL lLTER CLOGGED

ss#LEANEOR REPLACE

cranks

 

carburetor

 

 

carburetor

ss&UEL LINE CLOGGED

ss#LEAN

 

 

 

 

 

 

 

 

ss#ARBURETOR

ss!SKSYOUR %#(/UDEALER

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Fuel at

 

 

No fuel at

ss#ARBURETOR

ss!SKSYOUR %#(/UDEALER

 

 

 

cylinder

cylinder

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Muffler wet with

ss&UEL MIXTURE ISXTOOURICH

ss/PEN CHOKE

 

 

 

 

 

 

 

fuel

 

ss#LEANEAREPLACE AIRElLTER

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ss!DJUST CARBURETOR

 

 

 

 

 

 

 

 

 

ss!SKSYOUR %#(/UDEALER

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Spark at end

No spark at end

ss)GNITION SWITCHNOFF

ss4URN SWITCHSON

 

 

 

of plug wire

of plug wire

ss%LECTRICAL PROBLEM

ss!SKSYOUR %#(/UDEALER

 

 

 

 

 

 

 

 

 

 

 

Spark at plug

No spark at plug

ss3PARKAGAPKINCORRECT

ss!DJUST  TO MM

 

 

 

 

 

 

 

 

 

(0.024 to 0.028 in.)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ss#OVEREDEWITH CARBON

ss#LEANEOR REPLACE

 

 

 

 

 

 

 

 

ss&OULED WITHDFUEL

ss#LEANEOR REPLACE

 

 

 

 

 

 

 

 

ss3PARKAPLUG DEFECTIVE

ss2EPLACELPLUG

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Engine

 

 

 

 

 

ss)NTERNAL ENGINELPROBLEM

ss!SKSYOUR %#(/UDEALER

does not

 

 

 

 

 

 

 

crank

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Engine

Dies or accelerates poorly

ss!IRIlLTERlDIRTY

ss#LEANEOR REPLACE

runs

 

 

 

 

 

ss&UEL lLTER DIRTY

ss#LEANEOR REPLACE

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ss&UEL VENT BLOCKED

ss#LEAN

 

 

 

 

 

 

 

 

ss3PARKAPLUG

ss#LEANEANDNADJUST  REPLACE

 

 

 

 

 

 

 

 

ss#ARBURETOR

ss!DJUST

 

 

 

 

 

 

 

 

ss#OOLINGLSYSTEM BLOCKED

ss#LEAN

 

 

 

 

 

 

 

 

ss%XHAUSTAPORT  SPARK

ss#LEAN

 

 

 

 

 

 

 

 

arrestor screen blocked

 

WARNING

Fuel vapors are extremely flammable and MAYACAUSEClREUANDOR EXPLOSIONN.EVEROTEST for ignition spark by grounding spark plug near cylinder plug hole, otherwise serious personal injury may result.

29

CS-680

Page 31
Image 31
Echo CS-680 instruction manual Troubleshooting, Problem, Cause Remedy

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.