Echo X7503196704, X750010904 Operator Safety, Front handle for the left hand Support han

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NOMENCLATURE OF PARTS

1.

Instruction manual - Included with unit. Read

12.

Spiked bumper - Device, fitted in front of the

 

before operation and keep for future reference to

 

guide bar mounting point, acting as a pivot when

 

learn proper, safe operating techniques.

 

in contact with a tree or log.

2.

Safety manual - Describe operating and safety

13.

Guide bar - The part that supports and guides

 

instructions for this chain saw.

 

the saw chain.

3.

Front hand guard - Guard between the front

14.

Saw chain - Chain, serving as a cutting tool.

 

handle and the saw chain for protecting the hand

15.

Bar tip guard - Anti-kickback device attached

 

from injuries and aiding in control of the chain saw

 

 

on the bar nose.

 

if the hand slips off the handle.

 

 

 

 

 

This guard is used to lock the chain brake which is

16.

Cylinder cover - The cooling airflow grill. It cov-

 

to stop the saw chain rotation.

 

ers the cylinder, spark plug and silencer.

4.

Cleaner cover knob - Device for installing the air

17.

Front handle (for the left hand) - Support han-

 

cleaner cover.

 

dle located at the front of the engine housing.

5.

Air cleaner cover - Covers air filter.

18.

Oil tank cap - For sealing the oil tank.

6.

Purge pump - When starting engine, push purge

19.

Starter handle - Pull handle slowly until starter

 

pump 3 or 4 times.

 

engages then quickly and firmly. When engine

7.

Choke control knob - Device for enriching the

 

starts, return handle slowly.

 

DO NOT let handle snap back or damage to unit

 

fuel/air mixture in the carburetor to aid cold start-

 

 

 

will occur.

 

ing.

 

 

20.

Fuel tank cap - For sealing the fuel tank.

8.

Rear hand guard - Extension on the lower part of

 

 

 

the rear handle for protecting the hand from the

21.

Throttle trigger - Device activated by the op-

 

chain if it breaks or degrooves.

 

erator’s finger, for controlling the engine speed.

9.

Clutch cover - Protective cover to the guide bar,

22.

Rear handle (for the right hand) - Support

 

saw chain, clutch and sprocket when the chain

 

handle located towards the rear of the engine

 

saw is in use.

 

housing.

10.

Chain tension adjuster - Device to adjust chain

23.

Throttle trigger lockout - A safety lever which

 

tension.

 

must be depressed before the throttle trigger

 

 

can be activated in order to prevent the acciden-

11.

Chain catcher - A projection designed to reduce

 

 

tal operation of the throttle trigger.

 

the risk of the operator’s right hand from being hit

24.

Ignition switch - Device for connecting and dis-

 

by a chain which has broken or derailed from the

 

 

connecting the ignition system and thus allowing

 

guide bar during cutting.

 

 

 

the engine to be started or stopped.

 

 

 

 

 

25.

Spark arrestor muffler or spark arrestor

 

 

 

muffler with catalyst -The muffler or catalytic

 

 

 

muffler controls exhaust noise and emission.

 

 

 

The spark arrestor screen prevents hot, glow-

 

 

 

ing particles of carbon from leaving the muffler.

 

 

 

Keep exhaust area clear of flammable debris.

OPERATOR SAFETY

WARNING

Moving parts can amputate fingers or cause severe injuries. Keep hands, clothing and loose objects away from all openings.

ALWAYS stop engine, disconnect spark plug, and make sure all moving parts have come to a complete stop before removing obstructions, clearing debris, or servicing unit.

DO NOT start or operate unit unless all guards and protective covers are properly assembled to unit.

NEVER reach into any opening while the engine is running. Moving parts may not be visible through openings.

CS-450

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Contents Chain Saw Kickback Safety Precautions for Chain Saw Users Rules for Safe OperationOther Safety Precautions Contents Symbols and SignsSymbol Form DecalsPacking List Emission Data emission control exhaust & evaporativeNomenclature of Parts Operator Safety Front handle for the left hand Support hanVibration and Cold Repetitive Stress InjuryEYE and Hearing Protection Wear Proper ClothingCorrect USE of Chain Brake Spark Arrestor MufflerGuide BAR and SAW Chain IN- STALLATION/REMOVAL Preparation for USEKick Guard to BAR INSTRUC- Tions Adjusting Chain Tension Handling Fuel Chain Lubricant Mixing InstructionsOperation When the Engine is Cold When the Engine is WarmRunning StoppingChecking Chain Tension Chain Lubrication TestCutting Instruction GeneralFelling the Tree Limbing Testing the Brake Chain Brake OperationAutomatic Chain Brake Winter OperationChain and Guide BAR Combination CS-450Maintenance and Care Maintenance IntervalsCarburetor Adjustment Engine Break-InAIR Filter OIL FilterCheck Fuel System Spark PlugGuide BAR SprocketCylinder Fins Muffler Spark ArrestorExhaust Port Cleaning Setting the SAW Chain Setting SAW Chain64 mm 0.025 Troubleshooting Technical Data Storage After USEExceptions 99922201032 11/18/2011 99922201033 ECHO, Incorporated

X750010904, X7503196704 specifications

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