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CS-450
MODEL CS-450
Dimension L × W × H mm 400 × 252 × 278 (15.7 in. × 9.9 in. × 10.9 in.)
Mass Power head, dry kg 5.1 (11.2 lb.) Without chain and guide bar
Engine Type Air-cooled two-stroke single cylinder
Displacement mL (in
3
) 45.0 (2.746 c.u in.)
Carburetor Diaphragm type
Magneto Flywheel magneto: CDI system
Spark plug NGK BPM8Y
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), JASO M345-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-15 or E-85.
Tank capacity L 0.45 (15.2 US. . oz.)
Oil Bar and chain ECHO bar and chain oil (or motor oil)
Tank capacity L 0.28 (9.5 US. . oz.)
Guide bar and See page 23 for Chain and Guide Bar Combination
saw chain
Lubrication Adjustable automatic oil pump
Engine speed Idle r/min 2,700
Clutch engagement r/min 4,000
Wide open throttle r/min 12,500
Standard Front hand guard, Rear hand guard,
features Anti-vibration device, Spiked bumper,
Throttle control lockout, Chain brake,
Chain catcher, Spark arrestor mufer, Kick guard
STORAGE AFTER USE
* Technical data subject to change without notice.
TECHNICAL DATA
WARNING
Do not store in an enclosure where fuel fumes
mayaccumlateorreachanopenameorspark.
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 contact your ECHO
dealer, or go to www.echo-usa.com.
• Inspect and adjust every part of the chain saw.
- Completely clean every part and repair if neces-
sary.
- Apply thin coating of oil on metal parts to prevent
rust.
• Remove chain and guide bar.
• Drain fuel tank completely. Press purge bulb 6 - 7
times to remove remaining fuel from carburetor then
drain the tank again. Close choke, start and run the
engine until it stops due to lack of fuel.
• Allow engine to cool then remove the spark plug and
pour 7 cc (1/4 oz.) of fresh, clean, two-stroke engine
oil into the cylinder through the spark plug hole.
• Store in a dry area, free from dust.