Echo CS-341 Instruction Manual
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Echo CS-341 Instruction Manual

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Chain Saw

Instruction Manual

MODEL :
WARNING
Users of this equipment risk injury to themselves and others if the unit is used im-
properly and/or safety precautions are not followed. ECHO provides an operator's
manual and a safety manual. Both must be read and understood for proper and safe
operation. Failure to do so could result in serious injury.
X7503206104
CS-341
X750009894
04/12

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Summary of Contents for Echo CS-341

  • Page 1: Chain Saw

    Users of this equipment risk injury to themselves and others if the unit is used im- properly and/or safety precautions are not followed. ECHO provides an operator’s manual and a safety manual. Both must be read and understood for proper and safe operation.

  • Page 2: Rules For Safe Operation

    ® contact a log, branch, or any other obstruction which when you purchase your ECHO chain saw. The Kick Guard could be hit while you are operating the saw. can be used in a majority of cutting operations, and is ®...
  • Page 3 14. Keep the handles dry, clean, and free of oil or fuel 19. Spark arrestor mufflers approved to SAE Standard mixture. J335b are Standard on ECHO Chain saws to reduce the possibility of forest fires. Do not operate the chain 15. Operate the chain saw only in well-ventilated areas.

  • Page 4: Table Of Contents

    ontents Page Rules for Safe Operation ....................2 Technical Data ........................5 Emission Data ........................6 Description........................6 Nomenclature of Parts ......................7 Preparation for Use ......................8 Fuel and Lubricant ......................9 Operation ........................11 Cutting Instructions ......................14 Maintenance and Care ....................17 - Carburetor Adjustment ....................22 - High Altitude Operation .....................

  • Page 5: Technical Data

    Premium Universal 2-Stroke Oil ..............Tank Capacity ....0.26 L (9.0 fl oz U.S.) ..............Bar and chain ....ECHO bar and chain oil (or motor oil) ..............Tank Capacity ....0.15 L (5 fl. oz. U.S.) ..............Lubrication ....Adjustable automatic oil pump Guide bar / Saw chain ..............

  • Page 6: Emission Data

    After opening the carton, check for damage. Immediately notify your retailer or ECHO Dealer of damaged or missing parts. Use the contents list to check for missing parts.

  • Page 7: Nomenclature Of Parts

    If a decal can- 16” 16A0CD3757 OREGON 91VG please refer to the chain and not be read, a new one can be ordered from your bar combination sheet shown in the instruction manual. ECHO dealer.

  • Page 8: Preparation For Use

    RepaRation foR ® kiCk guaRD to baR instRuCtions ® For saws with Kick Guard P/N 2894901 and symmetri- cal or asymmetrical low-kick type guide bars. ® 1. Install bolt (A) in rear hole (B) of Kick Guard through front hole (C) in guide bar. ®...

  • Page 9: Fuel And Lubricant

    WARNING Alternative fuels, such as E-15 (15% ethanol), E-85 (85% ethanol) or any fuels not meeting ECHO requirements are NOT approved for use in ECHO 2-stroke gasoline engines. Use of alternative fuels may cause performance problems, loss of power, overheating, fuel vapor lock, and unintended machine operation, including, but not limited to, improper clutch engagement.

  • Page 10: Chain Lubricant

    • use bar and chain oil of high quality for this purpose. • Do not use used or reclaimed oil to avoid various oiler problems. • Use ECHO bar and chain oil. • When ECHO bar and chain oil is not available: Use motor oil, etc. FUEL TANK OIL TANK •...

  • Page 11: Operation

    WARNING information, ECHO does not recommend the use of ECHO products by anyone who has a pacemaker. Engine exhaust IS HOT, and contains Carbon Monoxide (CO), a poison gas. Breathing CO can cause uncon- sciousness, serious injury, or death. Exhaust can cause serious burns. ALWAYS blow exhaust away from your STARTING COLD ENGINE face and body.
  • Page 12 Turn switch (A) to “RUN” position (I). Pull choke (B) all the way out (closed position). Push purge bulb (C) 10 times. Pull starter handle several times until first firing sound is heard. (Secure unit on ground with your knee or foot.) (5 - 6 pulls maximum.) Push choke (B) all the way in.
  • Page 13 2. Move chain brake lever fully forward to lock chain brake. NOTE If engine does not stop, pull choke out fully to stop engine. Return the unit to your authorized ECHO dealer to check and repair stop switch before starting the engine again.

  • Page 14: Cutting Instructions

    GENERAL WARNING Read the ECHO “CHAIN SAW SAFETY MANUAL” included with your chain saw for additional cutting and safety instruc- tions. Failure to obey all instructions may result in serious or fatal injuries. In all circumstances the operation of the chain saw is a one-man job.

  • Page 15: Felling A Tree

    FELLING A TREE WARNING DIRECTION A falling tree can seriously damage anything it may hit OF FALL - 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.
  • Page 16 Don’t cut with the saw overhead or the bar in a vertical po- sition. If the saw should kick back you may not have good enough control to prevent possible injury. Bucking is the sawing of a log or fallen tree into smaller pieces.

  • Page 17: Maintenance And Care

    ECHO Service Dealer for maintenance. To help you decide whether you want to DO-IT-YOURSELF or have the ECHO Dealer do it, each maintenance task has been graded. If the task is not listed see your Echo dealer for repairs.

  • Page 18: Air Filter

    aiR filteR 1. Close choke (A) (Cold Start Position [ ). This prevents dirt from entering the carburetor throat when the air filter is removed. Brush accumulated dirt from air cleaner area. 2. Remove air filter cover (B). Brush dirt from inside cover. 3.

  • Page 19: Guide Bar And Oil Holes

    guiDe baR anD oil holes • Clean after each use Clean the grooves (G) of the guide bar with a small screwdriver. Clean oil holes (H) with a wire. • Reverse guide bar periodically. SPROCKET Worn : 0.5 mm • A damaged sprocket (C) will cause premature damage or wear of saw chain.

  • Page 20: Cooling System Cleaning

    Cooling system Cleaning • Remove spark plug lead. • Remove two (2) muffler cover screws and muffler cover. • Remove four (4) recoil starter housing screws and starter housing. • Use a stiff bristle cleaning brush (do not use a metal brush) to remove dirt from cylinder fins in muffler and ignition coil areas.

  • Page 21: Exhaust Port Cleaning

    Exhaust Port Cleaning Level 2. Parts Required: As needed: Muffler Gasket 1. Remove spark plug lead. 2. Remove muffler cover screws and remove muffler cover. 3. Place piston at top dead center. 4. Remove muffler bolts (A), eyeplate (B), muffler (C), and muffler gasket (D).

  • Page 22: Carburetor Adjustment

    1. Start engine and run for several minutes to reach operat- sion compliance above 1,100 feet ASL the carbure- ing temperature. tor may need to be adjusted by an authorized ECHO service dealer. 2. Stop engine. Remove grommet cover (A) over “H” and “L”...

  • Page 23: Chain And Guide Bar Combinations

    Chain and guide bar gauge size must be identical. Use Bar/Chain combinations shown in table above. IMPORTANT If your kick guard is damaged or lost, contact your Echo dealer for a replacement. For the name of the Echo dealer nearest you, Call: 1-800-432-ECHO (3246) or on the web at www.echo-usa. com.

  • Page 24: Setting The Saw Chain

    For setting saw chains, round file (4 mm: 5/32”) and flat file are used. • To keep correct position and correct angle, use the file holder. - Round file and flat file are available from your Echo Dealer. • File cutters as below.

  • Page 25: Troubleshooting

    Roubleshooting Poor performance of the engine and/or cutting mechanism can normally be prevented by carefully following these instructions. Poor performance can easily be corrected even by a beginner. When the engine does not function properly check the following three (3) points first. •...

  • Page 26: Storage

    You should inquire through local government offices, your employer or your local dealer to ensure that your chain saw conforms to the required safety standard. Echo chain brakes have been designed and tested to com- ply with international safety standards as follows.

  • Page 27: Testing The Brake

    Improper thrust cutting. released. INSTALLATION TESTING THE BRAKE • Echo recommends that the chain brake should be serviced • Start the engine on a solid level surface and run at a fast by an authorized Echo servicing dealer. idle until warm.

  • Page 28: Warranty Statements

    The owner shall demonstrate reasonable care and use, and follow preventative maintenance, storage, fuel and oil usage as prescribed in the operator’s manual. Should a product difficulty occur, you must, at your expense, deliver or ship your ECHO unit to an authorized ECHO servicing dealer for warranty repairs (within the applicable warranty period), and arrange for pick-up or return of your unit after the repairs have been made.
  • Page 29 89 octane or higher. Gasohol which contains a maximum 10% ethanol (grain alcohol) or 15% MTBE (methyl/tertiary/butyl/ether) is also approved. The prescribed mixing ratio of gasoline to oil is listed on the ECHO oil label and covered in your operator’s manual.
  • Page 30 HOW WILL A COVERED PART BE CORRECTED? If there is a defect in a part covered by this warranty, any ECHO Inc. Authorized Service Dealer will correct the defect. You will not have to pay anything to have the part adjusted, repaired or replaced. This includes any labor and diagnosis for warranted repairs performed by the dealer. In addition, engine parts not expressly covered under this warranty but whose failure is a result of a failure of a covered part will be warranted.
  • Page 31 notes...

  • Page 32: Servicing Information

    ECHO Inc., 400 Oakwood Road, Lake Zurich, IL 60047 (800-673-1558). Always check the ECHO Web Site for updated information. Safety Videos are available from your Echo dealer. A $5.00 shipping charge will be required for each video. ECHO, INCORPORATED...

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