Echo X7503196703 Instruction Manual Download Page 1

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X7503196703

X750010903

12/10

WARNING

Read rules for safe operation and instructions carefully. ECHO provides an Instruc-

tion Manual and a Safety Manual. Both must be read and understood for proper and

safe operation.

Chain Saw

Instruction Manual

MODEL : CS-450

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Summary of Contents for X7503196703

Page 1: ...or safe operation and instructions carefully ECHO provides an Instruc tion Manual and a Safety Manual Both must be read and understood for proper and safe operation Chain Saw Instruction Manual MODEL...

Page 2: ...ains specified by the manufacturer or the equivalent WARNING KICKBACK may occur when the nose or tip of the guide bar touches an object or when the wood closes in and pinches the saw chain in the cut...

Page 3: ...hut off the engine before setting the chain saw down 12 Use extreme caution when cutting small size brush and saplings because slender material may catch the saw chain and be whipped toward you or pul...

Page 4: ...serious personal injury or death if not avoided SYMBOLS AND SIGNS CONTENTS RULES FOR SAFE OPERATION 2 SYMBOLS AND SIGNS 4 EMISSION DATA 6 PACKING LIST 6 NOMENCLATURE OF PARTS 7 OPERATOR SAFETY 8 CORR...

Page 5: ...mbol description application Chain oiler adjustment Chain oil pump Chain oil fill DECALS Locate these safety decals on your unit The complete unit illustration found in the NOMEN CLATURE OF PARTS sect...

Page 6: ...the engine This is an EXAMPLE ONLY information on label varies by engine FAMILY PRODUCT EMISSION DURABILITY EMISSION COMPLIANCE PERIOD The 300 hour emission compliance period is the time span selecte...

Page 7: ...all safety precaution in the instruction manual Failure to follow instructions could result in serious personal injury CS 450 6 CS 450 TO AVOID KICKBACK 1 Hold the chain saw firmly with both hands 2 D...

Page 8: ...nder cover The cooling airflow grill It cov ers the cylinder spark plug and silencer 17 Front handle for the left hand Support han dle located at the front of the engine housing 18 Oil tank cap For se...

Page 9: ...ness or pain in your fingers hands wrists or arms The sooner RSI CTS is diagnosed the more likely permanent nerve and muscle damage can be prevented EYE AND HEARING PROTECTION Wear eye protection gogg...

Page 10: ...f the law DANGER Kickback safety precaution for chain saw users Kickback may occur when the nose or tip of the guide bar touches an object or when the wood closes in and pinches the saw chain in the c...

Page 11: ...16 in wrenches until snug Make certain Kick Guard is flush against guide bar 4 Tighten nut F 1 8 additional turn 5 Check to make certain Kick Guard is tight on guide bar GUIDE BAR AND SAW CHAIN IN ST...

Page 12: ...in brake operation after replacing cover Do not use saw if chain brake does not function properly ADJUSTING CHAIN TENSION IMPORTANT Always loosen clutch cover nuts before turning the chain tension adj...

Page 13: ...ow 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 or RUNNING DO NOT fill fuel...

Page 14: ...occupied building away from sparks and flames Fuel Mix Chart 50 1 IMPORTANT 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 adde...

Page 15: ...ngers 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 com plete stop before...

Page 16: ...gnition switch to RUN position Push purge pump 3 to 4 times or until fuel is visible in purge pump Pull choke control knob all the way out Choke posi tion NOTE Do not pull starter rope out to the maxi...

Page 17: ...ot run the engine at high speed unnecessarily Be sure that saw chain stops moving when throttle trigger is released CHAIN LUBRICATION TEST Hold the chain just above a dry surface and open the throttle...

Page 18: ...be your own good common sense The accepted way to hold the saw is to stand to the left of the saw with your left hand on the front handlebar and your right hand on the rear handle so you can operate t...

Page 19: ...m 2 in above the bottom of the notch Do not try to cut through to the notch with the felling cut The remaining wood between the notch cut and felling cut about 5 cm 2 in will act as a hinge when the t...

Page 20: ...u make the cut unless the tree is lying on perfectly flat ground or supported as shown If you make the cut with the tree on the ground don t let the saw s chain dig into the earth it is harmful for th...

Page 21: ...ne to a fast idle Slowly operate the chain brake lever while hold ing the saw firmly on the ground When the brake lever trips the chain should stop Immediately release the throttle trigger WARNING If...

Page 22: ...e bar against the wooden surface 4 The impact should lock the chain brake IMPORTANT When checking the operation of the automatic chain brake use a soft surface substance like wood to provide the impac...

Page 23: ...or CSA Z62 3 requirements IMPORTANT Chain and guide bar gauge size must be identical Use Bar Chain combinations shown in table above IMPORTANT If your kick guard is damaged or lost contact your Echo d...

Page 24: ...ECHO offers REPOWER Maintenance Kits and Parts to make your maintenance job easier COMPONENT SYSTEM MAINTENANCE PROCEDURE REQ D SKILL LEVEL DAILY OR BEFORE USE EVERY REFUEL 3 MONTHS OR 90 HOURS YEARL...

Page 25: ...ment until smooth acceleration results 7 Check idle speed and reset if necessary as described in item 5 If a tachometer is available idle speed should be set to 2700 RPM WARNING Cutting attachment mus...

Page 26: ...ng torque 15 to 17 N m 130 to 145 in lb FUEL FILTER Check periodically Do not allow dust to enter fuel tank A clogged filter will cause difficulty in starting engine or abnormalities in engine perform...

Page 27: ...and screen from muffler body Clean carbon deposits from muffler components Replace screen if it is cracked or has holes burned through Inspect gasket replace if damaged Assemble components in reverse...

Page 28: ...nter the cylinder 6 Inspect muffler gasket and replace if damaged 7 Install muffler gasket and muffler 8 Tighten muffler mounting bolts or nuts to 60 95 in lbf 70 110 kgf cm 9 Install muffler support...

Page 29: ...ased vibration of chains and premature breakage of the saw chain Drive link serves to remove sawdust from the groove of the guide bar Keep the lower edge of the drive link sharp where indicated SETTIN...

Page 30: ...ngs completely before using When chain has been filed on the bar supply sufficient oil to it rotate the chain slowly to wash away the filings before using again If the chain saw is operated with filin...

Page 31: ...e S r e l a e d o h c E r u o y e e S g u l p t a k r a p S k r a p s o N t c e r r o c n i p a g k r a p S n o b r a c h t i w d e r e v o C l e u f h t i w d e l u o F e v i t c e f e d g u l P n i...

Page 32: ...n 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 muffler Kick guard STOR...

Page 33: ...overed by this limited warranty for five 5 years from date of purchase EXCEPTIONS For two stroke engine powered products the electronic ignition module flexible drive cables SRM solid drive shafts and...

Page 34: ...e fuel including failure to provide or perform required maintenance services as prescribed in the operator s manual Preventative maintenance as outlined in the operators manual is the customer s respo...

Page 35: ...ipped to conform with applicable EPA and C A R B emissions standards and that your equipment SORE is free from defects in material and workmanship that would cause it to fail to conform with applicabl...

Page 36: ...y service repairs proof of purchase is required echo consumer product support If you require assistance or have questions concerning the applica tion operation or maintenance of this product you may c...

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