Echo CS-400 Instruction Manual

Echo CS-400 Instruction Manual

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INSTRUCTION MANUAL

CHAIN SAW

CS-370
WARNING
Read the instructions carefully and follow the rules for safe
operation.
Failure to do so could result in serious injury.

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Table of Contents
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Summary of Contents for Echo CS-400

  • Page 1: Instruction Manual

    INSTRUCTION MANUAL CHAIN SAW CS-370 WARNING Read the instructions carefully and follow the rules for safe operation. Failure to do so could result in serious injury.
  • Page 2 WARNING The engine exhaust from this product contains chemicals known to the State of California to cause cancer, birth defects or other reproductive harm. Copyright © 2005 All Rights Reserved.
  • Page 3: Rules For Safe Operation

    The Kick Guard device is not installed on the guide bar when you purchase your 3.Make sure that the area in which you ECHO chain saw. are cutting is free from obstructions. ® The Kick Guard can be used in a majority...
  • Page 4 SAE Standard J 335 are standard on to the rear, and the muffler away from ECHO chain saws to reduce the your body. possibility of forest fires. Do not operate the chain saw with a 10.Do not operate a chain saw that is...
  • Page 5: Table Of Contents

    CONTENTS RULES FOR SAFE OPERATION ................1 NOMENCLATURE OF PARTS ................. 4 OPERATOR SAFETY ....................6 CORRECT USE OF CHAIN BRAKE ................ 7 PREPARATION FOR USE ..................8 FUEL AND LUBRICANT ..................10 OPERATION ......................11 CUTTING INSTRUCTION ..................14 MAINTENANCE AND CARE ..................
  • Page 6: Nomenclature Of Parts

    2. Don’t let the nose of the guide bar contact any obstruction. 3. Tip contact may suddenloy move the guide bar upward and backward, which may cause serious injury. * If a decal cannot be read, a new one can be ordered from your ECHO dealer. CS-370...
  • Page 7 NOMENCLATURE OF PARTS 1. Instruction manual - Included with unit. 13. Saw chain - Chain, serving as a cutting tool. Read before operation and keep for future 14. Bar tip guard - Anti-kickback device attached reference to learn proper, safe operating on the bar nose.
  • Page 8: Operator Safety

    If this guideline is not followed, hearing loss can numbness in the fingers. occur. The following precautions are strongly ECHO recommends wearing hearing protection recommended because the minimum exposure at all times. which might trigger the ailment is unknown. WEAR PROPER CLOTHING •...
  • Page 9: Correct Use Of Chain Brake

    Reduced radius required safety standard. belongs on top ECHO chain brakes have been designed and tested to comply with international safety standards as follows. : ANSI Standard B175.1 - 2000 Safety Requirement for chain saws Canada : CSA Standard Z 62.1 CHAIN SAWS...
  • Page 10: Preparation For Use

    PREPARATION FOR USE 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. Bolt (A) For saws with Kick Guard ®...
  • Page 11: Adjusting Chain Tension

    4. Mount guide bar on studs and slide toward clutch to make saw chain installation easier. Install chain with cutters on top of guide bar facing foward. Guide bar adjuster hole Clutch 5. Unlock the chain brake, and install the clutch cover over the guide bar studs.
  • Page 12: Fuel And Lubricant

    Stroke Oil may be mixed at 50 : 1 ratio for standards. Engine problems due to inadequate application in all ECHO engines sold in the past lubrication caused by failure to use an ISO-L-EGD regardless of ratio specified in those manuals.
  • Page 13: Operation

    • 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:...
  • Page 14: When The Engine Is Warm

    WHEN THE ENGINE IS HARD TO Chain brake START CAUTION Make sure the bar and chain are free from any obstruction when starting the chain saw. • Move chain brake lever fully forward to lock chain Ignition switch brake before starting. •...
  • Page 15: Checking Chain Tension

    STOP NOTE If engine does not stop, pull choke control knob out fully to stop engine. Return the unit to your authorized ECHO dealer to check and repair stop switch before starting the engine again. Throttle trigger CHECKING CHAIN TENSION Chain tension should be checked frequently during work and corrected as necessary.
  • Page 16: Cutting Instruction

    CUTTING INSTRUCTION GENERAL CAUTION • Read the ECHO “CHAIN SAW SAFETY MANUAL” included with your chain saw for additional cutting and safety instructions. • Wear suitable hearing protection such as earmuffs or earplugs to protect against objectionable or uncomfortable loud noises.
  • Page 17: Felling The Tree

    FELLING THE TREE A falling tree can seriously damage anything it may hit - a car, a house, a fence, a power-line, or 3 m (10 feet) another tree. There are ways to make a tree fall where you want Retreat Direction of fall it, so first decide where that is!
  • Page 18 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.
  • Page 19: Chain Brake Operation

    When the brake lever trips, the chain should stop. Immediately release the throttle trigger. WARNING If the chain does not stop immediately, return the saw to your authorized ECHO dealer for repair. Chain brake function When the lever is pushed forward, chain brake NOTE instantly stops the chain.
  • Page 20: Automatic Chain Brake

    AUTOMATIC CHAIN BRAKE END OF THE GUIDE BAR may be placed at the height of about 35 cm. 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.
  • Page 21: Maintenance And Care

    MAINTENANCE AND CARE CARBURETOR ADJUSTMENT Idle adjusting screw 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.
  • Page 22: Check Fuel System

    AIR FILTER Cleaner cover knob Air cleaner cover • Check before every use. • Loosen cleaner cover knob and remove air Spark plug cleaner cover and filter. • Brush off dust lightly, or clean with compressed air, or replace the air filter. Air filter cover •...
  • Page 23: Fuel Filter

    FUEL FILTER • Check periodically. • Do not allow dust to enter fuel tank. • A clogged filter will cause difficulty in starting engine or abnormalities in engine performance. Oil filter • Pull the fuel filter out through fuel inlet port with a piece of steel wire or the like.
  • Page 24: Setting The Saw Chain

    SETTING THE SAW CHAIN Preset tie strap Left hand cutter Drive link Top plate Tie strap Side plate Guard link Depth guage Right hand cutter Important points for proper maintenance of saw chain: • Keep the cutters sharp at all times. •...
  • Page 25 One fifth of file diameter remains above cutter edge • Place the depth gauge tool firmly on guide Depth gauge tool 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. Remove until flat with tool - Be sure to round off the front edge of the depth...
  • Page 26: Chain And Guide Bar Combination

    CHAIN AND GUIDE BAR COMBINATION The following combinations are recommended for model CS-370. Guide Bar Saw chain Length ECHO Part No. Pitch Type Links mm (in.) Double Guard mm (in.) (OREGON) 356 (14) 14A0CD3752 9.53 (3/8) 91P, 91VG @ 406 (16) 16A0CD3757 9.53 (3/8)
  • Page 27: Maintenance

    MAINTENANCE Your ECHO chain saw is designed to provide many SKILL LEVELS hours of trouble free service. Regular scheduled Level 1 = Easy to do. Most required tools come maintenance will help your chain saw achieve that with unit. goal. If you are unsure or are not equipped with the Level 2 = Moderate difficulty.
  • Page 28: Troubleshooting

    • Fuel filter clogged • Clean or replace cranks carburetor at carburetor • Fuel line clogged • Clean • Carburetor • Ask your ECHO dealer Fuel at No fuel at • Carburetor • Ask your ECHO dealer cylinder cylinder Muffler wet •...
  • Page 29: Storage After Use

    Power transmission Automatic centrifugal clutch Fuel Mixture ratio 50 : 1 ratio with ECHO Power Blend™ two-stroke, air-cooled engine oil. 89 octane unleaded. Do not use fuel containing methyl alcohol, more than 10 % ethyl alcohol or 15 % MTBE.
  • Page 30 MEMORANDUM CS-370...
  • Page 31 MEMORANDUM CS-370...
  • Page 32 ECHO, INCORPORATED 400 Oakwood Road, Lake Zurich, Illinois 60047-1564 Phone : 847-540-8400 X750-008 59 0 X750 325-010 0 Printed in Japan 0605Mmb 0529 ES...

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Cs-370

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