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Echo CS-620PW Instruction Manual

Other manuals for CS-620PW: Operator's Manual

Summary of CS-620PW

  • Page 1

    Instruction manual chain saw cs-620pw warning read the instructions carefully and follow the rules for safe operation. Failure to do so could result in serious injury. X750-022 53 0 x750 326-270 0 echo, incorporated 400 oakwood road, lake zurich, illinois 60047-1564 phone : 847-540-8400 printed in j...

  • Page 2

    Copyright © 2013 all rights reserved. The engine exhaust from this product contains chemicals known to the state of california to cause cancer, birth defects or other reproductive harm. Warning.

  • Page 3: Rules For Safe Operation

    1 cs-620pw 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 r...

  • Page 4

    2 cs-620pw 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 footw...

  • Page 5: Symbols and Signs

    3 cs-620pw 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 le...

  • Page 6

    4 cs-620pw 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 c...

  • Page 7: Packing List

    5 cs-620pw 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 de...

  • Page 8: Nomenclature of Parts

    6 cs-620pw 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. Par...

  • Page 9: Nomenclature of Parts

    7 cs-620pw 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 bumpers - device, fitted in front of the guide bar mountin...

  • Page 10: Operator Safety

    8 cs-620pw 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 nu...

  • Page 11: Correct Use of Chain Brake

    9 cs-620pw 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, brus...

  • Page 12: Preparation For Use

    10 cs-620pw 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 bar...

  • Page 13

    11 cs-620pw 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. Hol...

  • Page 14: Fuel and Lubricant

    12 cs-620pw 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 %...

  • Page 15: Emission Data

    13 cs-620pw 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. ...

  • Page 16: Operation

    14 cs-620pw warning s!Fterchokecontrolknobistpulledandthen 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!Fterstartingtheengineimmedia...

  • Page 17

    15 cs-620pw 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 ta...

  • Page 18

    16 cs-620pw running s 7henenginestartskeepidlingforafew minutes. S 3etthebrakeleverintheunlockedposition before starting to cut. S 0ullthrottletriggergraduallyandincrease revolution of the engine. S 4hechainstartsrunningwhentheengine reaches 4000 r/min approximately. S #onlrmproperaccelerationandlub...

  • Page 19: Cutting Instruction

    17 cs-620pw 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$onotletthetipoft...

  • Page 20

    18 cs-620pw 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 footin...

  • Page 21

    19 cs-620pw 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 ...

  • Page 22

    20 cs-620pw 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 3ettheleverint...

  • Page 23

    21 cs-620pw 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 t...

  • Page 24

    22 cs-620pw chain and guide bar combination the following combinations are recommended for model cs-620pw. 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 pitc...

  • Page 25: Maintenance and Care

    23 cs-620pw 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 achi...

  • Page 26

    24 cs-620pw 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. Befor...

  • Page 27

    25 cs-620pw oil filter fuel filter oil tank cap fuel tank cap 0.65 mm (0.026 in.) cleaner cover knob air filter air cleaner cover air filter s #heckbeforeeveryuse s #losechoke ). S 4urncleanercoverknobcounterclockwiseby hand and remove air cleaner cover and air filter. S "rushoffdustlightlyorcleanwithco...

  • Page 28

    26 cs-620pw guide bar s #leanbeforeusing - clean the groove of the guide bar with a small screwdriver. - clean oil holes with a wire. S 2everseguidebarperiodically s #hecksprocketandtheclutchandcleanthebar mount area before installation of the bar. Replace either or both if worn. Sprocket s !Damaged...

  • Page 29: Setting The Saw Chain

    27 cs-620pw 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 +eepthecutterssharpatalltimes s +eepthe...

  • Page 30

    28 cs-620pw s 0lacethedepthgaugetoollrmlyonguidebar 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 c...

  • Page 31: Troubleshooting

    29 cs-620pw 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 ...

  • Page 32: Storage After Use

    30 cs-620pw storage after use * technical data subject to change without notice. Technical data s )nspectandadjusteverypartofthechainsaw - completely clean every part and repair if necessary. - apply thin coating of oil on metal parts to prevent rust. S 2emovechainandguidebar s $rainfueltankpullstar...

  • Page 33: Warranty Statements

    31 cs-620pw 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...

  • Page 34

    32 cs-620pw purchased repair parts, short blocks and accessories sdayresidentialornonincomeproducingwarranty sdaycommercialinstitutionalagriculturalindustrialincomeproducingorrentalapplicationwarranty attention two-stroke engine power product owners this echo two-stroke engine power product is a qua...