Echo CS-305 Instruction Manual
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Echo CS-305 Instruction Manual

Echo chain saw user manual
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Chain Saw

Instruction Manual

MODEL :
Read rules for safe operation and instructions carefully. ECHO provides an Instruction
Manual and a Safety Manual. Both must be read and understood for proper and safe
operation.
X7503204801
CS-305
WARNING
DANGER
X750006731
06/05

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Summary of Contents for Echo CS-305

  • Page 1: Chain Saw

    Chain Saw Instruction Manual MODEL : WARNING Read rules for safe operation and instructions carefully. ECHO provides an Instruction Manual and a Safety Manual. Both must be read and understood for proper and safe operation. X7503204801 CS-305 DANGER X750006731 06/05...

  • Page 2: Rules For Safe Operation

    ® The Kick Guard device is not installed on the guide bar when you purchase your ECHO chain saw. The Kick Guard ® can be used in a majority of cutting operations, and is especially recommended for beginners, homeowners, or chain saw novices.

  • Page 3: Table Of Contents

    18. When transporting your chain saw, use the appropriate guide bar scabbard. 19. Spark arrestor mufflers approved to SAE Stan- dard J335b are Standard on ECHO Chain saws to reduce the possibility of forest fires. Do not operate the chain saw with a loose or defective muffler.

  • Page 4: Technical Data

    y t i y t i e l t * Technical data subject to change without notice. IMPORTANT This spark ignition system complies with Canadian ICES-002. TECHNICAL DATA n i l c i t i r t . l f .

  • Page 5: 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 6: Part Location And Description

    PART LOCATION AND DESCRIPTION CS-305 1. Front handle 2. Hand guard (Chain brake actuating lever) 3. Saw chain 4. Guide bar 5. Chain catcher 6. Sprocket guard 7. Muffler 8. Rear hand guard 9. Throttle control lockout 10. Throttle control trigger 11.

  • Page 7: Preparation For Use

    PREPARATION FOR USE KICK GUARD For saws with Kick Guard 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. 2. IMPORTANT: Dimple in Kick Guard recess in guide bar (E).

  • Page 8: Fuel And Lubricant

    IMPORTANT Echo premium Power Blend Universal 2-Stroke Oil may be mixed at 50:1 ratio for application in all Echo engines sold in the past regardless of ratio specified in those manuals. ADJUSTMENT, CHAIN TENSION • Remove spark plug lead.
  • Page 9 • 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. • Use bar and chain oil of the following grades: SAE NO.

  • Page 10: Operation

    WHEN THE ENGINE IS COLD WARNING Make sure bar and chain are not touching anything when starting the saw. • Move chain brake lever fully forward to engage chain brake before starting. • Fill the fuel tank with fuel. • Fill the chain oil tank with lubricant. •...
  • Page 11 STARTING WARM ENGINE • Ensure that there is fuel and chain oil in the tanks. (If fuel tank was emptied during previous operation, refill tank and push purge bulb 10 times.) • Turn switch (A) to “RUN” position (I). • Pull starter handle. •...

  • Page 12: Cutting Instructions

    GENERAL Kickback CUTTING INSTRUCTIONS 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 13: Felling A Tree

    FELLING A TREE DIRECTION OF FALL 45° Direction of fall 2” First cut Notch Second cut One-third tree diameter LIMBING WARNING A falling tree can cause serious injury or damage any- thing it may hit - a car, a house, a fence, a power line, or another tree.
  • Page 14 BUCKING Uphill position FINISH CUT FIRST CUT KICKBACK • Improper thrust cutting. • When the bar nose hits another tree, etc. Don’t cut with the saw overhead or the bar in a vertical posi- tion. If the saw should kick back you may not have good enough control to prevent possible injury.

  • Page 15: Kickback Safety Features

    Reduced nose radius NOTE Use ECHO replacement guide bars. These guide bars may be considered to have equivalent kickback reduction: • Sprocket nose guide bars of the same length and nose radius, same pitch and having the same number of teeth.

  • Page 16: Maintenance And Care

    MAINTENANCE AND CARE AIR FILTER • Check before every use. • Pull choke (A) all the way out (close position). • Loosen bolt and remove air cleaner cover (B) and filter (C). • Lightly brush dust off filter, and inspect for damage. AUTOMATIC OILER •...
  • Page 17 SPROCKET • A damaged sprocket (J) will cause premature damage or wear of saw chain. When the sprocket has worn out 0.5mm (.020”) or more, replace it. • Check sprocket when you install new chain. Replace it if worn. • Clean sprocket, clutch, and bar mount area before installation of bar.

  • Page 18: Low/High Altitude Adjustment

    If engine stops or stalls after full warm up return the unit to your authorized ECHO dealer for adjustment. 6. Install grommet cover (A) over “H” and “L” limiter needles.

  • Page 19: Chain And Guide Bar Combinations

    Use of replacement saw chain and/or guide bar other than that specified, or operation without the “tip guard” in place, may cause severe kickback resulting in serious injury. Only use saw chain designated as, “LOW-KICKBACK,” that meets the ANSI B175.1-2000 Standard, and the Echo guide bar specified.

  • Page 20: Setting The Saw Chain

    • Place the depth gauge tool firmly on guide bar so that depth gauge protrudes. Then file top of depth gauge with flat file until flat with top of the gauge tool. - Be sure to round off the front edge of the depth gauge. Depth gauge tool •...

  • Page 21: Troubleshooting

    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 22: Storage

    Table 2 Engine overheated Firing function defective Carburetor defective Other troubles Chain does not cut clean Chain stops (Clutch slips) Chain poorly lubricated • Inspect 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.

  • Page 23: Correct Use Of Chain Brake

    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 comply with international safety standards as follows.

  • Page 24: Servicing Information

    • Purchasing from your Echo Dealer. • Manuals are available by sending a written request stating the model number and serial number of your Echo unit, part number of the manual, your name and address, and mail to the address below.

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