ECHO CS-620P - Manuals

4 CS-620P 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 ca...

5 CS-620P 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 dea...

6 CS-620P 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 X524-004670 890191-30131 9 21 6 22 20 23 18 13 Part Number 890191-30131 Part Number X524-004670 REPLACEMENT BAR AND CHAIN GUIDE BAR* CHAIN* PART NO. PART...

8 CS-620P OPERATOR SAFETY VIBRATION AND COLD s )TISBELIEVEDTHATACONDITIONCALLED2AYNAUDS 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 num...

9 CS-620P SPARK ARRESTOR MUFFLER s 4HESPARKARRESTORMUFmERCONTROLSTHEEXHAUST 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 #ERTAININTERNALCOMBUSTIONENGINESOPERATEDON forest, brush...

10 CS-620P WARNING Saw chain is sharp! Always wear gloves when handling assembly, otherwise serious personal injury may result. KICK GUARD ® TO BAR INSTRUCTIONS Tools Needed: Two 11 mm (7/16 in.) Wrenches. For saws with Kick Guard ® P/N 2893201 and Symmetrical Low-Kick type (Double Guard) guide bars...

11 CS-620P ADJUSTING CHAIN TENSION IMPORTANT Always loosen clutch cover nuts before turning the chain tension adjuster, otherwise the clutch cover and tensioner will be damaged. 1. Remove spark plug lead. (See page 25) 2. Unlock the chain brake and loosen two clutch cover nuts, if necessary. 3. Hold...

12 CS-620P 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 % ...

13 CS-620P 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. I...

14 CS-620P WARNING s!FTERCHOKECONTROLKNOBISPULLEDANDTHEN knob is returned to original position, throttle remains a little open (latch condition). s)FENGINEISSTARTEDINTHISLATCHCONDITION chain starts to turn. Do not start engine before chain brake is activated. CAUTION s!FTERSTARTINGTHEENGINEIMMEDIATE...

15 CS-620P WHEN THE ENGINE IS COLD CAUTION Make sure the bar and chain are free from any obstruction when starting the chain saw. s -OVECHAINBRAKELEVERFULLYFORWARDTOLOCK chain brake before starting. s &ILLTHEFUELTANKWITHFUELMIXTURE It is not permitted to fill fuel above the shoulder level of fuel...

16 CS-620P RUNNING s 7HENENGINESTARTSKEEPIDLINGFORAFEW minutes. s 3ETTHEBRAKELEVERINTHEUNLOCKEDPOSITION before starting to cut. s 0ULLTHROTTLETRIGGERGRADUALLYANDINCREASE revolution of the engine. s 4HECHAINSTARTSRUNNINGWHENTHEENGINE reaches 4000 r/min approximately. s #ONlRMPROPERACCELERATIONANDLUBR...

17 CS-620P CUTTING INSTRUCTION GENERAL CAUTION s2EADTHE%#(/h#(!).3!73!&%49 MANUAL” included with your chain saw for additional cutting and safety instructions. s7EARSUITABLEHEARINGPROTECTIONSUCHAS earmuffs or earplugs to protect against objectionable or uncomfortable loud noises. s$ONOTLETTHETIP...

18 CS-620P 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...

20 CS-620P 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 3ETTHELEVERINTH...

21 CS-620P End of the guide bar may be placed at the height of about 40 cm (16 in.). 40 cm(16 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...

22 CS-620P CHAIN AND GUIDE BAR COMBINATION The following combinations are recommended for model CS-620P . GUIDE BAR (Low-kickback) Replacement guide bars. The following guide bars may be considered to have equivalent kickback energy. s 3PROCKETNOSEGUIDEBARSOFTHESAMELENGTH and nose radius, same pitch...

23 CS-620P 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 achie...

24 CS-620P 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...

26 CS-620P GUIDE BAR s #LEANBEFOREUSING - Clean the groove of the guide bar with a small screwdriver. - Clean oil holes with a wire. s 2EVERSEGUIDEBARPERIODICALLYs #HECKSPROCKETANDTHECLUTCHANDCLEANTHEBAR mount area before installation of the bar. Replace either or both if worn. SPROCKET s !DAMAGEDSP...

27 CS-620P 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 gauge Hold the file tipped 10° upward 10° Important points for proper maintenance of saw chain: s +EEPTHECUTTERSSHARPATALLTIMESs +EEPTHELE...

29 CS-620P TROUBLESHOOTING WARNING Fuel vapors are extremely flammable and MAYCAUSElREANDOREXPLOSION.EVERTEST 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 F...

31 CS-620P 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 ...