Echo CS-450 manual

X7503196703 X750010903 12/10 W ARNING 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[...]

2 CS-450 RULES FOR SAFE OPERATION A. Kickback Safety Precautions for Chain Saw Users 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 rm grip on the saw with both hands, the right hand on the rear handle, and the left hand on the front handle,[...]

3 CS-450 1. Do not operate a chain saw with one hand! Serious injury to the operator, helpers, or bystanders may result from one-handed operation. A chain saw is intended for two-handed use. 2. Do not operate a chain saw when you are fatigued. 3. Use safety footwear, snug-tting clothing and protective gloves. Wear eye, hearing, and head protecti[...]

4 CS-450 WARNING The safety alert symbol accompanied by the word “WARNING” calls attention to an act or condition which CAN lead to serious personal injury or death if not avoided. CIRCLE AND SLASH SYMBOL This symbol means the specic action shown is prohibited. Ignoring these prohibitions can result in serious or fatal injury. CAUTION The sa[...]

5 CS-450 TO AVOID KICKBACK 1. Hold the chain saw rmly with both hands. 2. Don’t let the nose of the guide bar contact any obstruction. 3. Tip contact may suddenly move the guide bar upward and backward, which may cause serious injury. Part Number 890191-30131 Carburetor adjustment - Idle speed Carburetor adjustment - High speed mixture Careful[...]

6 CS-450 PACKING LIST The ECHO product you purchased has been fac- tory pre-assembled for your convenience. Due to packaging restrictions, guide bar and saw chain installation and other assembly may be necessary. After opening the carton, check for damage. Im- mediately notify your retailer or ECHO dealer of damaged or missing parts. Use the packin[...]

7 CS-450 NOMENCLATURE OF PARTS * If a decal cannot be read, a new one can be ordered from your ECHO dealer. 24 21 16 17 18 20 19 15 5 4 8 7 10 11 12 13 14 3 2 1 X524-003720 890191-30131 X503-008770 9 22 23 Part Number X503-008770 WA RN IN G! ! Re ad a nd f ol lo w al l sa fe ty precaution in the instruction manual. Failure to follow instructions co[...]

8 CS-450 OPERATOR SAFETY NOMENCLATURE OF PARTS 1. Instruction manual - Included with unit. Read before operation and keep for future reference to learn proper, safe operating techniques. 2. Safety manual - Describe operating and safety instructions for this chain saw. 3. Front hand guard - Guard between the front handle and the saw chain for protec[...]

9 CS-450 VIBRATION AND COLD • It is believed that a condition called Raynaud’s Phenomenon, which affects the ngers of certain individuals, may be brought about by exposure to vibration and cold. Exposure to vibration and cold may cause tingling and burning followed by loss of color and numbness in the ngers. The following precautions are [...]

10 CS-450 SPARK ARRESTOR MUFFLER • The spark arrestor mufer controls the exhaust noise and prevents hot, glowing particles of carbon from leaving the mufer. Make sure the spark arrestor screen is in good repair and properly seated in the mufer. • Certain internal combustion engines operated on forest, brush, and/or grass-covered areas [...]

11 CS-450 PREPARATION FOR USE Bolt (A) Dimple (D) Recess (E) Front hole (C) Rear hole (B) Nut (F) Guide bar Kick Guard ® Brake connector Clutch cover Brake lever (Front hand guard) Two nuts WARNING Saw chain is sharp! Always wear gloves when handling assembly, otherwise serious personal injury may result. NOTE The machine may be delivered with gui[...]

12 CS-450 6. Mount guide bar on studs and slide toward clutch to make saw chain installation easier. In - stall chain with cutters on top of guide bar facing forward. 7. Unlock the chain brake, and install the clutch cover over the guide bar studs. Ensure chain tension adjuster pin ts into the guide bar adjuster hole, brake band is positioned ar[...]

13 CS-450 F u E l a n D l u b r i c a n t NOTICE: Use of unmixed, improperly mixed, or fuel older than 90 days, (stale fuel), may cause hard starting, poor perfor- mance, or severe engine damage and void the product warranty . Read and follow instructions in the Storage section of this manual. F u E l s t a t E m E n t W ARNING Alternative fuels, s[...]

14 CS-450 Mixing Instructions 1. Fill an approved fuel container with half of the required amount of gasoline. 2. Add the proper amount of 2-stroke oil to gasoline. 3. Close container and shake to mix oil with gasoline. 4. Add remaining gasoline, close fuel container , and remix. IMPOR T ANT Spilled fuel is a leading cause of hydrocarbon emissions.[...]

15 CS-450 WARNING • Afterchokecontrolknobispulledandthenknob is returned to original position, throttle remains slightly open (latch condition). •Thechainwillattempttorotatewhen  engine is started with throttle latch engaged. •Donotstartenginebeforechainbrakeis?[...]

16 CS-450 WHEN THE ENGINE IS WARM CAUTION Make sure the bar and chain are free from any obstruction when starting the chain saw. • Move chain brake lever fully forward to lock chain brake before starting. • Conrm there is fuel and chain oil in the tanks. • Move ignition switch to “RUN” position. • Securely hold the chain saw as shown[...]

17 CS-450 STOP Ignition switch Throttle trigger RUNNING W ARNING 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 . • When engine starts, keep idling for a few minutes. • Set the [...]

18 CS-450 CUTTING INSTRUCTION Kickback GENERAL CAUTION • ReadtheECHO“CHAINSAWSAFETYMANUAL” included with your chain saw for additional cutting and safety instructions. • Wearsuitablehearingprotectionsuchas earmuffs or earplugs to protect against objectionable or uncomfortable loud noises. • [...]

19 CS-450 FELLING THE TREE 1 2 3 Felling cut Hinge Direction of fall First cut Notch Second cut One-third tree diameter Direction of fall 5 cm (2 in.) 5 cm (2 in.) 45° 45° Not this way Retreat Retreat 3 m (10 feet) Before cutting, clear the area around the tree. You will need good footing while working and you should be able to work the saw witho[...]

20 CS-450 Uphill position Finish cut First cut LIMBING Limbing a fallen tree is much the same as bucking. Never stand on the tree that you are limbing. When limbing, caution is the word. Be careful of the tip touching other limbs. Always use both hands. Don’t cut with the saw overhead or aligned vertically with your body. If the saw should kickba[...]

21 CS-450 Chain brake function When the lever is pushed forward, chain brake instantly stops the chain. Chain brake unlock When the lever is fully pulled, toward the operator, brake is unlocked. Kickback Kickback motion CHAIN BRAKE OPERATION • Set the lever in the unlocked position before starting to cut. • If the brake is tripped by kickback r[...]

22 CS-450 End of the guide bar may be placed at the height of about 50 cm (20 in.). 50 cm (20 in.) AUTOMATIC CHAIN BRAKE Kickback produced from the tip of the guide bar will trip the automatic chain brake. To make sure that the automatic chain brake operates properly, follow these steps: 1. Stop the engine. 2. Hold the saw with the guide bar approx[...]

23 CS-450 CHAIN AND GUIDE BAR COMBINATION The following combinations are recommended for model CS-450 . W ARNING Use of replacement saw chain and/or guide bar other than that specied, or operation without the “tip guard” in place, may cause severe kickback resulting in serious injury . Only use replacement guide bar and saw chain that has be[...]

24 CS-450 MAINTENANCE AND CARE Y our ECHO chain saw is designed to provide many hours of trouble free service. Regular scheduled maintenance will help your chain saw achieve that goal. If you are unsure or are not equipped with the necessary tools, you may want to take your unit to an ECHO Service Dealer for maintenance. T o help you decide whether[...]

25 CS-450 CARBURETOR ADJUSTMENT Every unit is run at the factory and the carburetor is set in compliance with Emission Regulations. In addition, the carburetor is equipped with “H” (High Speed) and “L” (Low Speed) needle adjustment limiters that prevent settings outside acceptable limits. 1. Before adjusting carburetor clean or replace air [...]

26 CS-450 Oil lter Fuel lter Oil tank cap Fuel tank cap 0.65 mm (0.026 in.) AIR FILTER • Check before every use. • Loosen cleaner cover knob and remove air cleaner cover and lter. • Brush off dust lightly, or clean with compressed air, or replace the air lter. • Reinstall air lter and cover. CHECK FUEL SYSTEM • Check before[...]

27 CS-450 GUIDE BAR • Clean before using. - Clean the groove of the guide bar with a small screwdriver. - Clean oil holes with a wire. • Reverse guide bar periodically. • Check sprocket and the clutch and clean the bar mount area before installation of the bar. Replace either or both if worn. SPROCKET • A damaged sprocket will cause prematu[...]

28 CS-450  Level 2 T ools r equir ed: T -W rench, 4 & 5 mm Hex W rench, W ood or plastic scraper Parts Requir ed: As needed: Mufer gasket 1. Remove air cleaner cover and remove spark plug lead. 2. Remove guide bar and saw chain. See "Guide Bar and Saw Chain Installation/Remo[...]

29 CS-450 SETTING THE SAW CHAIN Sharpen lower edge Drive link Tie strap Right hand cutter Preset tie strap Left hand cutter Guard link Top plate Side plate Depth guage Important points for proper maintenance of saw chain: • Keep the cutters sharp at all times. • Keep the left and the right cutters properly aligned. - Note that blunt or irregula[...]

30 CS-450 NOTE These angles are referred to as Oregon 20BPX, 33SL, or 95VP. To sharpen other follow chain manufacturer’s instruction. • Place the depth gauge tool rmly on guide bar so that depth gauge protrudes. Then le top of depth gauge with the at le until at with top of the depth gauge tool. - Be sure to round off the front e[...]

31 CS-450 TROUBLESHOOTING WARNING Fuelvaporsareextremelyammableand maycausereand/orexplosion.Nevertest for ignition spark by grounding spark plug near cylinder plug hole, otherwise serious personal injury may result. T R A H C G N I T O O H S E L B U O R T  E L B O R  E N I G N E m e  b o r  [...]

32 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 Star[...]

33 CS-450 ECHO LIMITED W ARRANTY ST A TEMENT FOR PRODUCT SOLD IN USA AND CANADA BEGINNING 01/01/2010 ECHO'S RESPONSIBILITY ECHO Incorporated’s Limited Warranty , provides to the original purc haser that this ECHO product is free from defects in material an d workmanship . Under normal use and maintenance from date of purchase, ECHO agrees to[...]

34 CS-450 PURCHASED REP AIR P ARTS, SHORT BLOCKS AND ACCESSORIES  ?[...]

35 CS-450 ECHO INCORPORA TED EMISSION CONTROL W ARRANTY ST A TEMENT FOR ECHO AND SHINDAIW A BRANDS The Environmental Protection Agency (EP A) and the California Air Resources Board (C.A.R.B.) and ECHO Incorporated (ECHO Inc.) are pleased to explain the emission control system warranty on your 2010 and later equipment/small off-road engine (SORE). N[...]

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