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OPERATOR’S 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.
X750-008 75 0
ECHO POWER EQUIPMENT (CANADA)
X750 325-020 0
501 Newbold Street, London, Ontario Canada N6E 1K4
Printed in Japan 0601Lr 0067 ES
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RULES FOR SAFE OPERATION 1. Fatigue causes carelessness. Be more 11. Do not attempt a pruning or liming cautious before rest periods and before operation in a standing tree unless the end of your shift. specifically trained to do so. 2. Personal protective clothing required by 12. Guard against kickback. Kickback is the your safety organizations, government upward motion of the guide bar, which regulations, or your employer should be occurs when the saw chain, at the nose used; otherwise, su
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CONTENTS RULES FOR SAFE OPERATION ............................................................................. 2 NOMENCLATURE OF PARTS ................................................................................. 4 OPERATOR SAFETY............................................................................................... 6 CORRECT USE OF CHAIN BRAKE ........................................................................ 7 PREPARATION FOR USE .............................................
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NOMENCLATURE OF PARTS 4 3 5 890324-39630 6 14 7 1 8 9 10 11 12 13 X524-001460 X524-001720 X505-000450 2 890176-39431 X503-007160 24 23 Part Number 890324-39630 15 ATTENTION 22 Pour un travail en sécurité, respectez toutes les règles de sécurité et les indications du 16 manuel d’utilisation. (Le manuel d’utilisation est disponibile chez votre agent ECHO.) Tenez fermement la tronçonneuse des deux mains. 17 Part Number X505-000460 18 POUR ÉVITER LES REBONDISSEMENTS 19 21 20 1. Éviter tout c
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NOMENCLATURE OF PARTS 1. Operator’s 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. techniques. 15. Cylinder cover - The cooling airflow grill. It 2. Safety manual - Describe operating and safety covers the cylinder, spark plug and silencer. instructions for this chain saw. 16. Front handle (for the left hand) -
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OPERATOR SAFETY VIBRATION AND COLD EYE AND HEARING PROTECTION It is believed that a condition called Raynaud’s Wear eye protection goggles that meet ANSI Phenomenon, which affects the fingers of certain Z 87.1 requirements. individuals, may be brought about by exposure to Goggles meeting the requirements have the vibration and cold. mark “Z 87” stamped on them. Exposure to vibration and cold may cause Wear hearing protection. tingling and burning followed by loss of color and If this guide
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Kickback SPARK ARRESTOR MUFFLER The spark arrestor muffler controls the exhaust This requirement also applies to all U.S. Forest noise and prevents hot, glowing particles of Service lands. carbon from leaving the muffler. In some of these areas, the spark arrestor system Make sure the spark arrestor screen is in good must be certified per USDA Forest Service repair and properly seated in the muffler. Regulation SAE J 335. Certain internal combustion engines operated on Check with your local
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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 Wrenches. ® Bolt (A) For saws with Kick Guard P/N 2893201 and Symmetrical Low-Kick type (Double Guard) Dimple (D) guide bars. ® 1. Install bolt (A) in rear hole (B) of Kick Guard ® Kick Guard and through front hole (C) in guide bar. Rear hole (B) ® 2. IMPORTANT: Dimple (D) in Kick Guard must Recess (E)
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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 5. Release the chain brake, and install the clutch Clutch cover over the guide bar studs. Ensure chain Nuts tension adjuster pin fits into the guide bar adjuster hole, brake band is positioned around Adjuster pin clutch drum, and tab at rear of clutch cover fits Clutch cover underneath tab on engine cover. Tighten clutch
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FUEL AND LUBRICANT FUEL STATEMENT Oil 1 GASOLINE - Use 89 Octane [(R+M)/2] (mid grade or higher) gasoline or gasohol known to be good quality. Gasoline 50 Gasohol may contain up to 10 % Ethyl (grain) alcohol or 15 % MTBE (methyl teriary-butyl ether). Gasohol containing methyl (wood) alcohol is NOT approved. Fuel Mix Chart 50 : 1 TWO-STROKE OIL - A two-stroke engine oil Gasoline Oil meeting ISO-L-EGD (ISO/CD 13738) and JASO LmL FC Standards must be used. ECHO brand premium 480 Power Blend™ Univer
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CHAIN LUBRICANT CAP INDICATION Proper lubrication of the chain while in operation Fuel/oil tanks are indicated by the following reduces friction between the chain and the guide illustrations. bar to a minimum and assures a longer service life. 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. Use bar and chain oil of the f
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WHEN THE ENGINE IS HARD TO Chain brake START CAUTION Make sure bar and chain are free from any obstruction when starting the saw. Move chain brake lever fully forward to engage chain brake before starting. Ignition switch Press throttle trigger lockout down while Throttle trigger lockout grasping throttle trigger and push in throttle latch. Move ignition switch to “RUN” position. START/RUN Securely hold the chain saw as shown and pull starter handle. When engine starts, immediately
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RUNNING When engine starts, keep idling for a few minutes. Set the brake lever in the released position before starting to cut. Pull throttle trigger gradually and increase revolution of the engine. The chain starts running when the engine reaches to 3,800 r/min approximately. Confirm proper acceleration and lubrication of chain and bar. Do not run the engine at high speed unnecessarily. Be sure that saw chain stops moving when throttle trigger is released. STOPPING Release throt
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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 protective device such as earmuffs or earplugs to protect against objectionable or uncomfortable loud noises. Do not let the tip of the bar touch anything while the engine is running. At cutting speed the chain is moving, at a high rate of speed. Should the tip contact a limb or log while the chain is moving, the t
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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 another tree. There are ways to make a tree fall where you want Retreat Direction of fall it, so first decide where that is! 45° Before cutting, clear the area around the tree. You will need good footing while working and you 45° should be able to work the saw without hitting any obstacles. Next, select a path of retreat. Retreat Not this way When the tree begins to fall you s
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LIMBING Limbing a fallen tree is much the same as bucking. Never remove a limb from a tree while it is supporting your weight. 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 the bar in a vertical position. If the saw should kickback, you may not have enough control to prevent possible injury. BUCKING Bucking is the sawing of a log or fallen tree into smaller pieces. There are a few basic rules which apply t
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CHAIN BRAKE OPERATION Kickback motion Set the lever in the released position before starting to cut. If the brake is tripped by kickback reaction, the chain will stop immediately. Release the throttle to avoid possible damage to the engine or clutch. Do not attempt to operate the engine with the brake engaged. TESTING THE BRAKE Start the engine on a solid level surface and run at a fast idle until warm. Hold the saw firmly by the handles and Kickback accelerate the engine to a fast idl
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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. Stop the engine. 2. Hold the saw with the guide bar approximately 35 cm above a wooden surface. Right hand should hold the rear handle, and left hand should hold the front handle. 35 cm 3. Release the front handle and drop the end of the guid
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MAINTENANCE AND CARE CARBURETOR ADJUSTMENT Idle adjusting screw (T) 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 filter and muffler, “Spark Arrestor Screen”. 2. Make sure the bar and chain are properly adjusted. 3. Start engine and ru
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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 Reinstall air filter and cover. Air filter CHECK FUEL SYSTEM Check before every use. Cylinder cover After refueling, make sure fuel does not leak from around fuel pipe, fuel grommet or fuel tank cap. In case of fuel leakage there is a da
