Echo CS-680 manual

INSTRUCTION MANUAL CHAIN SAW CS-680 WARNING Read the instructions carefully and follow the rules for safe operation. Failure to do so could result in serious injury. X750-012 20 7 X750 316-510 7 ECHO, INCORPORATED 400 Oakwood Road, Lake Zurich, Illinois 60047-1564 Phone : 847-540-8400 Printed in Japan 1312Ek 0798 ES[...]

Copyright © 2008 All Rights Reserved. The engine exhaust fr om this product contains c hemicals known to the State of California to cause cancer , birth defects or other reproductive harm. W ARNING[...]

1 CS-680 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 firm grip on the saw with both hands, the right hand on the rear handle, and the left hand on the front handle,[...]

2 CS-680 1. Do not operate a chain saw with one hand! Serious injury to the operator, helpers, bystanders, or any combination of these persons 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-fitting clothing and protective gloves. W[...]

3 CS-680 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. CAUTION The safety alert symbol accompanied by the word “CAUTION” calls attention to an act or condition which may lead to minor or moderate personal injury if n[...]

4 CS-680 SYMBOL FORM DECALS Locate this safety decal on your unit. The complete unit illustration found in the “NOMENCLATURE OF PARTS” section will help you locate them. Make sure the decal 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. WARNING!! T[...]

5 CS-680 PACKING LIST The ECHO product you purchased has been factory 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. Immediately notify your retailer or ECHO dealer of damaged or missing parts. Use the packing li[...]

6 CS-680 NOMENCLATURE OF PARTS * If a decal cannot be read, a new one can be ordered from your ECHO dealer. 19 14 15 17 16 5 4 8 7 10 11 12 3 2 1 X524-002251 X505-006660 9 21 6 22 20 23 18 13 WARNING!! This chain saw is capable of severe kickback that could result in serious injury to the user. Do not operate this chain saw unless you have extraord[...]

7 CS-680 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. Spiked bumper - Device, fitted in front of the guide bar mounting point, acting as a pivot when in contact with a t[...]

8 CS-680 OPERATOR SAFETY VIBRATION AND COLD s )TISBELIEVEDTHATACONDITIONCALLED2AYNAUDS Phenomenon, which affects the fingers 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 finge[...]

9 CS-680 SPARK ARRESTOR MUFFLER s 4HESPARKARRESTORMUFmERCONTROLSTHEEXHAUST noise and prevents hot, glowing particles of carbon from leaving the muffler. Make sure the spark arrestor screen is in good repair and properly seated in the muffler. s #ERTAININTERNALCOMBUSTIONENGINESOPERATEDON forest, brush, [...]

10 CS-680 WARNING Saw chain is sharp! Always wear gloves when handling assembly, otherwise serious personal injury may result. GUIDE BAR AND SAW CHAIN INSTALLATION/REMOVAL NOTICE Move the chain brake lever (Front hand guard) fully rearward to remove or install the clutch cover to chain saw. 1. Remove spark plug lead. (See page 25) 2. Remove two clu[...]

11 CS-680 7. T ur n saw o ver and chec k brake band f or correct position on clutch drum. If brake band is not in place around drum, remov e cov er , make sure brak e is unlock ed, and reinstall. Tighten clutch cov er nuts finger tight. WARNING Improper c lutch cover assembl y can result in serious injury , and will cause severe saw damage if unit[...]

12 CS-680 Fuel Mix Chart 50 : 1 U.S. Metric Gasoline Oil Gasoline Oil Gallons US. fl. oz. L mL 1 2.6 4 80 2 5.2 8 160 5 12.8 20 400 FUEL AND LUBRICANT FUEL STATEMENT GASOLINE - Use 89 Octane [(R+M)/2] (mid grade or higher) gasoline or gasohol known to be good quality. Gasohol may contain up to 10 % Ethyl (grain) alcohol or 15 % MTBE (methyl teriar[...]

13 CS-680 HANDLING FUEL MIXING INSTRUCTIONS - 1. Fill an approved fuel container with half of the required amount of gasoline. 2. Add the proper amount of two-stroke oil to gasoline. 3. Close container and shake to mix oil with gasoline. 4. Add remaining gasoline, close fuel container, and remix. IMPORTANT s 3PILLEDFUELISALEADINGC[...]

14 CS-680 WARNING s !FTERCHOKECONTROLKNOBISPULLEDANDTHEN knob is returned to original position, throttle remains a little open (latch condition). s )FENGINEISSTARTEDINTHISLATCHCONDITION chain starts to turn. Do not start engine before chain brake is activated. CAUTION s !FTERSTARTING[...]

15 CS-680 WHEN THE ENGINE IS COLD CAUTION Make sure the bar and chain are free from any obstruction when starting the chain saw. s -OVECHAINBRAKELEVERFULLYFORWARDTOLOCK chain brake before starting. s &ILLTHEFUELTANKWITHFUELMIXTURE It is not permitted to fill fuel above the shoulder level of[...]

16 CS-680 RUNNING s 7HENENGINESTARTSKEEPIDLINGFORAFEW minutes. s 3ETTHEBRAKELEVERINTHEUNLOCKEDPOSITION before starting to cut. s 0ULLTHROTTLETRIGGERGRADUALLYANDINCREASE revolution of the engine. s 4HECHAINSTARTSRUNNINGWHENTHEENGINE reaches 3800 r/m[...]

17 CS-680 CUTTING INSTRUCTION GENERAL CAUTION s 2EADTHE%#(/h#(!).3!73!&%49 MANUAL” included with your chain saw for additional cutting and safety instructions. s 7EARSUITABLEHEARINGPROTECTIONSUCHAS earmuffs or earplugs to protect against objectionable or uncomfortable loud noises. s $ONOTLET?[...]

18 CS-680 FELLING THE TREE A falling tree can seriously damage anything it may hit - a car, a house, a fence, a power-line, or another tree. There are ways to make a tree fall where you want it, so first decide where that is! Before cutting, clear the area around the tree. You will need good footing while working and you should be able to work the[...]

19 CS-680 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 kick- back, you may not have enough control[...]

20 CS-680 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. When the bar nose hits another tree, etc. Improper thrust cutting CHAIN BRAKE OPERATION s 3ETTHELEVERINTHEUNLOCKEDPOSITIONBEFORE [...]

21 CS-680 End of the guide bar may be placed at the height of about 35 cm (14 in.). 35 cm (14 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[...]

22 CS-680 CHAIN AND GUIDE BAR COMBINATION The following combinations are recommended for model CS-680 . GUIDE BAR Replacement guide bars. The following guide bars may be considered to have equivalent kickback energy. s 3PROCKETNOSEGUIDEBARSOFTHESAMELENGTH and nose radius, same pitch and having the same number of teeth. s?[...]

23 CS-680 MAINTENANCE AND CARE IMPORTANT Time intervals shown are maximum. Actual use and your experience will determine the frequency of required maintenance. Your 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[...]

24 CS-680 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 [...]

25 CS-680 Oil filter Fuel filter Oil tank cap Fuel tank cap 0.65 mm (0.026 in.) Cleaner cover latch Air filter Air cleaner cover AIR FILTER s #HECKBEFOREEVERYUSE s #LOSECHOKE ). s 2ELEASETHECLEANERCOVERLATCHANDREMOVEAIR cleaner cover and filter. s "RUSHOFFDUSTLIGHTLY?[...]

26 CS-680 GUIDE BAR s #LEANBEFOREUSING - Clean the groove of the guide bar with a small screwdriver. - Clean oil holes with a wire. s 2EVERSEGUIDEBARPERIODICALLY s #HECKSPROCKETANDTHECLUTCHANDCLEANTHEBAR mount area before installation of the bar. Replace either or both if worn. SPROCKET[...]

27 CS-680 SETTING THE SAW CHAIN Shar pen lower edge Drive link Tie strap Right hand cutter Preset tie strap Left hand cutter Guard link Top plate Side plate Depth gauge Hold the file tipped 10° upward 10° Important points for proper maintenance of saw chain: s +EEPTHECUTTERSSHARPATALLTIMES s +EEPTHELEFTAND?[...]

28 CS-680 s 0LACETHEDEPTHGAUGETOOLlRMLYONGUIDEBAR so that depth gauge protrudes. Then file top of depth gauge with the flat file until flat with top of the depth gauge tool. - Be sure to round off the front edge of the depth gauge. Properly filed cutters are shown in illustration. When setting of the chain is fin[...]

29 CS-680 TROUBLESHOOTING WARNING Fuel vapors are extremely flammable and MAYCAUSElREANDOREXPLOSION.EVERTEST for ignition spark by grounding spark plug near cylinder plug hole, otherwise serious personal injury may result. Problem Engine — hard to start Cause Remedy — does not start Engine cranks Fuel at carburetor N[...]

30 CS-680 STORAGE AFTER USE * Technical data subject to change without notice. TECHNICAL DATA s )NSPECTANDADJUSTEVERYPARTOFTHECHAINSAW - Completely clean every part and repair if necessary. - Apply thin coating of oil on metal parts to prevent rust. s 2EMOVECHAINANDGUIDEBAR s $RAINFUELT[...]

31 CS-680 WARRANTY STATEMENTS ECHO LIMITED WARRANTY STATEMENT FOR PRODUCT SOLD IN USA AND CANADA BEGINNING 01/01/2010 ECHO’S RESPONSIBILITY ECHO Incorporated’s Limited Warranty, provides to the original purchaser that this ECHO product is free from defects in material and workmanship. Under normal use and maintenance from date of purchase, ECHO[...]

32 CS-680 PURCHASED REPAIR PARTS, SHORT BLOCKS AND ACCESSORIES s DAYRESIDENTIALORNONINCOMEPRODUCINGWARRANTY s DAYCOMMERCIALINSTITUTIONALAGRICULTURALINDUSTRIALINCOMEPRODUCINGORRENTALAPPLICATIONWARRANTY ATTENTION TWO-STROKE ENGINE POWER PRODUCT OWNERS This ECHO [...]