Echo CS 450, Instruction Manual

Page 1: ...ic muffler and surrounding cover may become extremely hot Always keep clear of exhaust and muffler area otherwise serious personal injury may occur The engine exhaust from this product contains chemicals known to the State of California to cause cancer birth defects or other reproductive harm Users of this equipment risk injury to themselves and others if the unit is used improperly and or safety ...

Page 2: ...topping 22 Checking Chain Tension 22 Chain Lubrication Test 22 Cutting Instructions 22 Chain And Guide Bar Combination 26 Guide Bar 26 Saw Chain 26 Maintenance 27 Skill Levels 27 Maintenance Intervals 27 Carburetor Adjustment 28 Air Filter 29 Spark Plug 29 Check Fuel System 29 Fuel Filter 29 Automatic Oiler 30 Oil Filter 30 Guide Bar 30 Sprocket 30 Cooling System Cleaning 31 Spark Arrestor Muffler...

Page 3: ...our retailer or ECHO dealer of damaged or missing parts Use the packing list to check for missing parts Some Echo units may be factory pre assembled Assembly tools are not supplied with these units ____ 1 Power Head ____ 1 Instruction manual ____ 1 Safety Manual ____ 1 Emission Control Warranty Statement ____ 1 Warranty Registration Card ____ 1 Echo Power Blend X 2 Stroke Oil Sample ____ Assembly ...

Page 4: ...your saw As a chain saw user you should take several steps to keep your cutting jobs free from accident or injury 1 With a basic understanding of kickback you can reduce or eliminate the element of surprise Sudden surprise contributes to accidents 2 Keep a good firm grip on the saw with both hands the right hand on the rear handle and the left hand on the front handle when the engine is running Us...

Page 5: ...ee push the lever forward to lock the brake Confirm that the brake works properly before each use If the chain brake is clogged with wood chips function of the brake may deteriorate Always keep the device clean Do not increase engine RPM s while the chain brake is locked The installation of a chain brake may be mandatory by law or as stipulated by insurance regulations in your area of operation Yo...

Page 6: ...tection devices 4 Use caution when handling fuel Move the chain saw at least 3 m 10 feet from the fueling point before starting the engine 5 Do not allow other persons to be near the chain saw when starting or cutting with the chain saw Keep bystanders and animals out of the work area 6 Do not start cutting until you have a clear work area secure footing and a planned retreat path from the falling...

Page 7: ...er suspend the saw on a lanyard with the engine running Always use the saw from the right hand side of your body NEVER from the left side Always wear proper safety clothing to protect your lower body from sharp saw chain and hot muffler Always keep exhaust area clear of flammable debris during transportation or when storing otherwise serious property damage or personal injury may result Moving par...

Page 8: ... on the handles Gloves also reduce the transmission of machine vibration to your hands Breathing Protection Wear a facemask to protect against dust Hearing Protection ECHO recommends wearing hearing protection whenever unit is used Proper Clothing Wear snug fitting durable clothing Pants should have long legs shirts with long sleeves DO NOT WEAR SHORTS DO NOT WEAR TIES SCARVES JEWELRY or clothing ...

Page 9: ...d If you experience discomfort redness and swelling of the fingers followed by whitening and loss of feeling consult your physician before further exposing yourself to cold and vibration Repetitive Stress Injuries It is believed that overusing the muscles and tendons of the fingers hands arms and shoulders may cause soreness swelling numbness weakness and extreme pain in those areas Certain repeti...

Page 10: ...oduct itself you will find safety alerts and helpful informational messages preceded by symbols or key words The following is an explanation of those symbols and key words and what they mean to you Symbol form shape Symbol description application Symbol form shape Symbol description application WARNING Read and follow all safety precaution in the instruction manual Failure to follow instructions c...

Page 11: ...d Ignoring these prohibitions can result in serious or fatal injury EMISSION CONTROL EXHAUST EVAPORATIVE EPA 2010 and Later and or C A R B TIER III The emission control system for the engine is EM engine modification and if the second to last character of the Engine Family on the Emission Control Information label sample below is C K or T the emission control system is EM and TWC 3 way catalyst Th...

Page 12: ...Make sure the decal s is legible and that you understand and follow the instructions on it If a decal cannot be read a new one can be ordered from your ECHO dealer See PARTS ORDERING instructions for specific information 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 Canada United States ...

Page 13: ...e carburetor to aid cold starting Also activates fast idle throttle latch 12 Purge pump When starting engine push purge pump 3 or 4 times 13 Air cleaner cover Covers air filter 14 Cleaner cover knob Device for installing the air cleaner cover 15 Spark plug Provides spark to ignite fuel mixture 16 Ignition switch Device for connecting and disconnecting the ignition system and thus allowing the engi...

Page 14: ...93201 and Symmetrical or Asymmetrical Low Kick type Double Guard guide bars 1 Install bolt A in rear hole B of tip guard and through front hole C in guide bar 2 IMPORTANT Dimple D in tip guard must engage recess E in guide bar 3 Securely tighten nut F and bolt A Guide Bar and Saw Chain Installation Removal Note Align the brake connector B of the sprocket guard to the groove on the side of the brak...

Page 15: ...er hole H brake band N is positioned around clutch drum K and pin M at rear of sprocket guard fits hole L on engine cover Tighten clutch cover nuts finger tight 9 Turn saw over and check brake band N for correct position on clutch drum If brake band is not in place around drum remove sprocket guard and reinstall Tighten sprocket guard nuts finger tight 10 Adjust saw chain tension as instructed in ...

Page 16: ...s 4 Hold the bar nose up and turn the adjuster screw A clockwise until chain contacts underside of the bar 5 Tighten nuts with the bar nose held up 6 Pull the chain around the bar by hand Loosen the adjustment if you feel tight spots Tighten guide bar nuts to 20 to 23 N m 175 to 200 in lbf DO NOT over tighten nuts Damage to saw may result 7 Assemble components in reverse order 8 Keep chain properl...

Page 17: ...ISO CD 13738 and J A S O FD Standards must be used Echo brand premium Power Blend X Universal 2 Stroke Oil meets these standards Engine problems due to inadequate lubrication caused by failure to use an ISO L EGD ISO CD 13738 and J A S O FD certified oil such as Echo premium Power Blend X will void the two stroke engine warranty Echo premium Power Blend X Universal 2 Stroke Oil may be mixed at 50 ...

Page 18: ...n a well ventilated unoccupied building away from sparks and flames 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 added Stored two stroke fuel may separate ALWAYS shake fuel container thoroughly before each use Chain Lubricant Note Cap indication Fuel oil tanks are indicated by the following illustrations Proper lubrication ...

Page 19: ...it is equipped with a spark arrestor to prevent discharge of hot particles from the engine Metal cutters can also create sparks if the cutter strikes rocks metal or other hard objects Contact local fire authorities for laws or regulations regarding fire prevention requirements Winter Operation Air cleaner cover Use the winter plug A to prevent carburetor trouble in winter Remove air cleaner cover ...

Page 20: ...ed Do not start engine before chain brake is locked 7 Securely hold the chain saw and pull starter handle several times until first starting sound 8 Push choke control knob all the way in 9 Pull starter handle to start the engine Note Do not pull starter rope out to the maximum possible position Do not allow recoil handle to snap back against the casing After starting the engine immediately squeez...

Page 21: ...art procedure Note Do not increase engine speed while chain brake is locked Severe brake damage will result Running The saw chain should not move at idle otherwise serious personal injury may result Note If saw chain moves adjust carburetor according to Carburetor Adjustment instructions in this manual or see your dealer 1 After engine starts allow it to return to idle and warm up before using 2 M...

Page 22: ... during work and corrected as necessary Do not operate with a loose chain Chain Lubrication Test Hold the chain just above a dry surface and open the throttle to half speed for 30 seconds A thin line of thrown oil should be seen on the dry surface Cutting Instructions General This chain saw is designed for cutting wood or wood products Do not cut solid metal sheet metal plastic or any non wood mat...

Page 23: ...rigger to open the throttle wide open and start the cut If the chain is properly sharpened the cutting should be relatively effortless It is not necessary to press down hard to make the saw cut Pushing the saw too hard will slow the engine and cutting will actually be more difficult Note Some material may adversely affect the housings of your ECHO chain saw Example Palm Tree Acid fertilizer etc To...

Page 24: ...ter exceeding twice the bar length start the notching cuts from one side and draw the saw through to the other side of the notch Start the back cut on one side of the tree pivoting the saw through to form the desired hinge on that side Then remove the saw for the second cut Insert the saw in the first cut very carefully so as not to cause kickback The final cut is made by drawing the saw forward i...

Page 25: ...bend and pinch the saw if improperly supported The trunk will weaken at the point where you 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 the saw and you stand a good chance of being struck by flying debris To cut the trunk use the bucking and two cu...

Page 26: ...our Chain Saw Safety Manual for tip guard application information Guide Bar Low kickback Replacement guide bars The following guide bars may be considered to have equivalent kickback energy Sprocket nose guide bars of the same length and nose radius same pitch and having the same number of teeth Hard nose guide bars of the same length and nose radius as a sprocket nose bar Saw Chain Low kickback D...

Page 27: ...red ECHO offers REPOWERTM Maintenance Kits and Parts to make your maintenance job easier Maintenance Intervals MAINTENANCE PROCEDURE LETTER CODES I INSPECT R REPLACE C CLEAN IMPORTANT NOTE Time intervals shown are maximum Actual use and your experience will determine the frequency of required maintenance MAINTENANCE PROCEDURE NOTES 1 Low evaporative fuel tanks DO NOT require regular maintenance to...

Page 28: ...eplace air filter and muffler Spark Arrestor Screen 2 Make sure the bar and chain are properly adjusted 3 Start engine and run several minutes to bring to operating temperature Flash choke twice during warm up to clear any air from the fuel system 4 Stop engine Turn H speed needle counterclockwise CCW to stop Turn L speed needle midway between full clockwise CW stop and CCW stop 5 Idle Speed Adjus...

Page 29: ...ediately and request your dealer to inspect or replace Fuel Filter Check periodically Do not allow dust to enter fuel tank A clogged filter A will cause difficulty in starting engine or abnormalities in engine performance 1 Using a wire bent into the shape of a hook pull filter out through gas port and inspect filter 2 When the filter is dirty replace it 3 When the inside of the fuel tank is dirty...

Page 30: ...rmal lubricating system 1 Using a wire bent into the shape of a hook pull filter out through gas port and inspect filter 2 If the filter is dirty wash it in gasoline or replace it 3 When the inside of the tank gets dirty rinse the tank out with gasoline to clean it Guide Bar 1 Clean before using 2 Clean the groove A of the guide bar with a small screwdriver 3 Clean oil holes B with a wire 4 Invert...

Page 31: ...on Oregon Idaho California Minnesota New Jersey and Maine are required to be equipped with a spark arrestor This requirement also applies to all U S Forest Service lands In some of these areas the spark arrestor system must be certified per USDA Forest Service Regulation SAE J335 Check with your local or state authorities for specific regulations in your area Failure to follow these requirements i...

Page 32: ...bon particles to enter the cylinder 7 Install muffler Tighten muffler mounting bolts or nuts to 7 11 N m 60 95 in lbf 8 Install muffler support bracket A 9 Install guide bar and saw chain See Guide Bar and Saw Chain Installation Removal 10 Install spark plug lead and air cleaner cover 11 Start engine and warm to operating temperature Stop engine 12 Remove air cleaner cover and remove spark plug le...

Page 33: ...serves to remove sawdust from the groove of the guide bar Keep the lower edge of the drive link sharp where indicated Setting Saw Chain For setting saw chain round file 33SL 4 5 mm 1 8 in dia or 20BPX 95VP 4 8 mm 3 16 in dia and flat file are used Push file as shown To keep correct position and correct angle use a file holder Hold the file tipped 10 upward Right hand cutter Left hand cutter Preset...

Page 34: ...finished soak it in oil and wash away filings completely before using When chain has been filed on the bar supply sufficient oil to it move the chain slowly to wash away the filings before using again If the chain saw is operated with filings clogged in the groove the saw chain and the guide bar will be damaged prematurely If the saw chain becomes soiled with resin for instance clean it with keros...

Page 35: ...k at end of plug wire No spark Stop switch off Electrical problem Interlock switch Turn switch to ON See your Echo dealer See your Echo dealer Spark at plug No spark Spark gap incorrect Covered with carbon Fouled with fuel Plug defective Adjust to 65mm 0 026 in Clean or replace Clean or replace Replace plug Engine runs but dies or does not accelerate properly Air filter Air filter dirty Normal wea...

Page 36: ...l 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 Do not store in an enclosure where fuel fumes may accumulate or reach an open flame or spark Do not lend or rent your chain saw without the Instruction manual and Safety manual Note ...

Page 37: ...D 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 Oiling system Adjustable automatic oiler Chain oil capacity 280 mL 9 5 US fl oz Starter system Automatic rewind starter Clutch Centrifugal type Sprocket type Rim type 7 tooth 0 325 in pitch Chain brake A...

Page 38: ... warranty period and arrange for pick up or return of your unit after the repairs have been made For your nearest authorized ECHO servicing dealer call ECHO s Dealer Referral Center at 1 800 432 ECHO or you can locate an ECHO servicing dealer at WWW ECHO USA COM Should you require assistance or have questions concerning ECHO s Warranty Statement you can contact our Consumer Product Support Departm...

Page 39: ...A or California Emission Defect Warranty Explanation X G Only use gasoline which contains G Gasohol which contains a 6 7 J 9 is also approved The prescribed mixing ratio of gasoline to oil is listed on the ECHO oil label and covered in your operator s manual X engine speeds as listed in your operator s manual X X of unauthorized attachments manual Preventative maintenance as outlined in the operat...

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Page 47: ...require assistance or have questions concerning the application operation or maintenance of this product you may call the ECHO Consumer Product Support Department at 1 800 673 1558 from 8 30 am to 4 30 pm Central Standard Time Monday through Friday Before calling please know the model and serial number of your unit Warranty Registration To ensure trouble free warranty coverage it is important that...

Page 48: ...ECHO INCORPORATED 400 Oakwood Road Lake Zurich IL 60047 www echo usa com 48 C05812001001 C05812999999 ...