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Echo CS-620P manual

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Table of contents for the manual

  • Page 1

    INSTRUCTION MANUAL CHAIN SAW CS-620P WARNING Read the instructions carefully and follow the rules for safe operation. Failure to do so could result in serious injury. X750-022 43 0 X750 326-250 0 ECHO, INCORPORATED 400 Oakwood Road, Lake Zurich, Illinois 60047-1564 Phone : 847-540-8400 Printed in Japan 1311Fn 0890 ES[...]

  • Page 2

    Copyright © 2013 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[...]

  • Page 3

    1 CS-620P 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[...]

  • Page 4

    2 CS-620P 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. [...]

  • Page 5

    3 CS-620P 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 [...]

  • Page 6

    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 can be ordered from your ECHO dealer. P ar t Num[...]

  • Page 7

    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 dealer of damaged or missing parts. Use the packing l[...]

  • Page 8

    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 P ar t Number 890191-30131 Part Number X524-004670 REPLACEMENT BAR AND CHAIN GUIDE BAR* CHAIN* PART NO. PART NO. 16” 16D0PS3860 72LPX60CQ 18” 18D0PS3866[...]

  • Page 9

    7 CS-620P 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 mounting point, acting as a pivot when in contact with a[...]

  • Page 10

    8 CS-620P 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 fing[...]

  • Page 11

    9 CS-620P 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,[...]

  • Page 12

    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. 1. Install bolt (A) in front hole (B) of Kick [...]

  • Page 13

    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 the bar nose up, and turn the adjuster screw cloc[...]

  • Page 14

    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 % Ethyl (grain) alcohol or 15 % MTBE (methyl teria[...]

  • Page 15

    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. IMPORTANT s 3PILLEDFUELISALEADING[...]

  • Page 16

    14 CS-620P 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?[...]

  • Page 17

    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 -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 o[...]

  • Page 18

    16 CS-620P 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 4000 r/[...]

  • Page 19

    17 CS-620P 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[...]

  • Page 20

    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 while working and you should be able to work th[...]

  • Page 21

    19 CS-620P 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 contro[...]

  • Page 22

    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 3ETTHELEVERINTHEUNLOCKEDPOSITIONBEFORE[...]

  • Page 23

    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 engine. 2. Hold the saw with the guide bar appro[...]

  • Page 24

    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 3PROCKETNOSEGUIDEBARSOFTHESAMELENGTH and nose radius, same pitch and having the same nu[...]

  • Page 25

    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 achieve that goal. If you are unsure or are not equippe[...]

  • Page 26

    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 adjusting carburetor clean or replace air[...]

  • Page 27

    25 CS-620P 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 #HECKBEFOREEVERYUSE s #LOSECHOKE ). s 4URNCLEANERCOVERKNOBCOUNTERCLOCKWISEBY hand and remove air cleaner cover and air filter. s "RUSHOFFDU[...]

  • Page 28

    26 CS-620P 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. SPROCKE[...]

  • Page 29

    27 CS-620P SETTING THE SAW CHAIN Shar pen lo wer 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AN[...]

  • Page 30

    28 CS-620P 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 fi[...]

  • Page 31

    29 CS-620P 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 [...]

  • Page 32

    30 CS-620P 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[...]

  • Page 33

    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 use and maintenance from date of purchase, ECH[...]

  • Page 34

    32 CS-620P 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[...]