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Chain Saw
Instruction Manual
MODELS : CS-352
WARNING
Users of this equipment risk injury to themselves and others if the unit is used improperly 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.
X750020201
X7503272501
02/12
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RULES FOR SAFE OPERATION A. Kickback Safety Precautions for Chain Saw Users WARNING! 1. With a basic understanding of kickback, KICKBACK may occur when the nose or tip of you can reduce or eliminate the element of the guide bar touches an object, or when the surprise. wood closes in and pinches the saw chain in the cut. Sudden surprise contributes to accidents. Tip contact in some cases may cause a light- 2. Keep a good firm grip on the saw with both ning fast reverse REACTION,
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B. Other Safety Precautions 1. Do not operate a chain saw with one hand! 11. Shut off the engine before setting the chain Serious injury to the operator, helpers, saw down. bystanders, or any combination of these 12. Use extreme caution when cutting small size persons may result from one-handed brush and saplings because slender material operation. A chain saw is intended for two- may catch the saw chain and be whipped handed use. toward you or pull you off balance. 2. Do not opera
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CONTENTS RULES FOR SAFE OPERATION ............................................................................ 2 SYMBOLS AND SIGNS ........................................................................................... 4 PACKING LIST ......................................................................................................... 7 NOMENCLATURE OF PARTS ................................................................................ 8 OPERATOR SAFETY .............................
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SYMBOL FORM DECALS REPLACEMENT BAR AND CHAIN GUIDE BAR* CHAIN* TO AVOID KICKBACK CS-352 PART NO. PART NO. 1. Hold the chain saw firmly with both hands. WARNING!! Read and follow all 12” 12A0CD3745 91VG45CQ / 91P45CQ 2. Don’t let the nose of the guide bar safety precaution in the instruction 14” 14A0CD3752 91VG52CQ / 91P52CQ contact any obstruction. manual. Failure to follow 16” 16A0CD3757 91VG57CQ / 91P57CQ 3. Tip contact may suddenly move the instructions could result in serious guide bar
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WARNING • During operation, the muffler or catalytic muffler and surrounding cover become hot. • Never suspend the saw on a lanyard with the engine running. • Always use the saw from the right-hand side of your body – NEVER from the left side. • Always wear proper safety clothing to protect your lower body from sharp saw chain and hot muffler . • Always keep exhaust area clear of flammable debris during transportation or when storing, otherwise serious property damage or per
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Emission Data Emission Control (Exhaust & EE tivaporav ) EPA 2010 and Later and/or C.A.R.B. TIER III The emission control system for the engine is EM (engine modification) and, if the second to last character of the Engine Family on the Emission Control Information label (sample below) is “C”, “K”, or “T”, the emission control system is EM and TWC (3-way catalyst). The fuel tank/fuel line emission control system is EVAP (evaporative emissions). Evaporative emissions for California models
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NOMENCLATURE OF PARTS 3 Chain Saw Instruction Manual 4 MODELS : CS-352 1 5 WARNING DANGER This chain saw is intended for professional or experienced chain saw operators. Read and understand the instructions contained in this manual and the Safety Manual and follow the rules for safe operation. Failure to do so could result in serious injury. X750015400 X7503270900 08/11 6 22 7 12 8 2 9 10 11 21 4 13 20 19 14 15 16 17 22 18 CS-352 8
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NOMENCLATURE OF PARTS 1. Instruction manual - I ncluded with unit. Read 11. Saw chain - Chain, serving as a cutting tool. before operation and keep for future reference to 12. Bar tip guard - Anti-kickback device attach ed on learn proper , safe operating techniques. the bar nose. 2. Safety manual - Describe operating and saf ety 13. Oil tank cap - For closing the oil tank. instructions for this chain saw . 14. Front handle (for the left hand) - Support handle 3. Front hand
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OPERATOR SAFETY VIBRATION AND COLD EYE AND HEARING PROTECTION • It is believed that a condition called Raynaud’s Phe- • Wear eye protection goggles that meet ANSI nomenon, which affects the fingers of certain individu- Z 87.1 requirements. als, may be brought about by exposure to vibration Goggles meeting the requirements have the mark “Z and cold. 87” stamped on them. Exposure to vibration and cold may cause tin- • Wear hearing protection. gling and burning follo
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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. Make sure the In some of these areas, the spark arrestor system spark arrestor screen is in good repair and prop- must be certified per USDA Forest Service Regula- erly seated in the muffler. tion SAE J335. • Certain internal combustion engines operated
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PREPARATION FOR USE WARNING Saw chain is sharp! Always wear gloves when WARNING handling assembly, otherwise serious personal Using improper replacement components or remov- injury may result. ing safety devices may result in serious or fatal injury. ® KICK GUARD TO BAR INSTRUC- TIONS Bolt (A) Dimple (D) ® 1. Install bolt (A) in rear hole (B) of Kick Guard and through front hole (C) in guide bar. ® 2. IMPORTANT: Dimple (D) in Kick Guard must en- ® Kick Guard gage recess (E) in guide b
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4. Unlock the chain brake, and mount guide bar on studs Clutch Guide bar studs and slide toward clutch to make saw chain installation easier. Install chain with cutters on top of guide bar Adjuster pin facing forward. Guide bar 5. Install the clutch cover over the guide bar studs. En- adjuster hole sure chain tension adjuster pin fits into the guide bar adjuster hole. Tighten clutch cover nuts finger tight. Nuts Clutch cover ADJUSTING CHAIN TENSION Unlock chain brake IMPORTANT Always loose
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FUEL AND LUBRICANT FUEL STATEMENT GASOLINE - Use 89 Octane [(R+M)/2] (mid grade or higher) gasoline or gasohol known to be good quality. WARNING Gasohol may contain up to 10 % Ethyl (grain) alcohol or Alternative fuels, such as E-15 (15 % 15 % MTBE (methyl teriary-butyl ether). Gasohol con- ethanol), E-85 (85 % ethanol) or any fuels taining methyl (wood) alcohol is NOT approved. not meeting ECHO requirements are NOT approved for use in ECHO 2-stroke gasoline TWO-STROKE OIL - A two-stro
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HANDLING FUEL MIXING INSTRUCTIONS - DANGER 1. Fill an approved fuel container with half of the required Fuel is VERY flammable. Use extreme care when amount of gasoline. mixing, storing or handling or serious personal 2. Add the proper amount of two-stroke oil to gasoline. injury may result. • Use an approved fuel container. 3. Close container and shake to mix oil with gasoline. • DO NOT smoke near fuel. 4. Add remaining gasoline, close fuel container, and re- • DO NOT allow flames or sp
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opEtionra WARNING Moving parts can amputate fingers or cause severe injuries. Keep hands, clothing and loose objects away from all openings. Always stop engine, disconnect spark plug, and make sure all moving parts have come to a com- plete stop before removing obstructions, clearing debris, or servicing unit. WARNING 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
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WARNING Chain brake • After choke control knob is pulled and then knob is returned to original position, throttle remains slightly open (latch condition). •The chain will attempt to rotate when engine is started with throttle latch engaged. •Do not start engine before chain brake is activated. Ignition switch Start / Run CAUTION • After starting the engine, squeeze throttle trigger slightly to release throttle latch, otherwise brake damage may occur. • Never use throttle lat
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WHEN THE ENGINE IS WARM CAUTION Make sure the bar and chain are free from any obstruction when starting the chain saw. Chain brake • Move chain brake lever fully forward to lock chain brake before starting. • Confirm there is fuel and chain oil in the tanks. • Move ignition switch to “RUN” position. • Securely hold the chain saw as shown and pull starter handle. Choke control knob • Choke may be used if necessary, but after first firing sound, pull throttle trigger to release choke. Ope
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CHECKING CHAIN TENSION • Chain tension should be checked frequently during work and corrected as necessary. CAUTION Do not operate with a loose chain. CHAIN LUBRICATION TEST Hold the chain just above a dry surface and open the throttle to half speed for 30 seconds. A thin line of “thrown” oil should be seen on the dry surface. CUTTING INSTRUCTION GENERAL CAUTION • Read the ECHO “CHAIN SAW SAFETY MANUAL” included with your chain saw for additional cutting and safety instructions. •
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The accepted way to hold the saw is to stand to the left of the saw with your left hand on the front handlebar and your right hand on the rear handle so you can operate the throttle trigger with your right index finger. Before attempting to fell a tree, cut some small logs or limbs. Become thoroughly familiar with the controls and the responses of the saw. Start the engine, see that it is running properly. Squeeze the trigger to open the throttle wide open and start the cut. If the chain i
