Chain Saw Safety Manual
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{ Chain Saw Safety Manual English Contents Safety Precautions and Working This manual contains the safety Techniques 2 precautions and recommended cutting techniques outlined in STIHL instruction Maintenance and Care 23 manuals for gasoline-powered chain Main Parts 25 saws. Even if you are an experienced chain saw user, it is in your own interest to familiarize yourself with the latest instructions and safety precautions regarding your chain saw. Please note that the illustrations in the Original Instruction Manual Original Instruction chapter "Main Parts of the Saw" in this manual show the chain saws STIHL MS 171, 181, 211. Other chain saw models may have different parts and controls. You should therefore always refer to the instruction manual of your particular saw model. Warning! Avoid contact of bar tip with any object. This can cause the guide bar to kick suddenly up and back, which may result in serious or fatal injury. To reduce the risk of kickback injury STIHL recom- Printed on chlorine-free paper chlorine-free on Printed recycled. can be paper oils, vegetable inks contain Printing mends the use of STIHL green labeled reduced kickback bars and low kickback chains and a STIHL Quickstop chain brake. Contact your STIHL dealer or the STIHL distributor for your area if you do not understand any of the instructions in this manual. © ANDREAS STIHL AG & Co. KG, 2009 KG, & Co. AG STIHL ANDREAS © M10.H09.CP. 0457-184-3021. 0000000555_003_GB { Chain Saw Safety Manual 1 English Safety Precautions and Most of these safety precautions and Warning! warnings apply to the use of all STIHL Working Techniques chain saws. Different models may have Do not lend or rent your power tool with- different parts and controls. See the Because a chain saw is a out the instruction manual. Be sure that appropriate section of your instruction high-speed, fast-cutting anyone using it understands the infor- manual for a description of the controls power tool, special safety mation contained in this manual. and the function of the parts of your precautions must be model. observed to reduce the risk of personal injury. Warning! Safe use of a chain saw involves It is important that you The use of this machine may be hazard- 1 the operator ous.The saw chain has many sharp read, fully understand 2 the saw and observe the following cutters. If the cutters contact your flesh, safety precautions and they will cut you, even if the chain is not 3 the use of the saw. warnings. Read the moving. At full throttle, the chain speed instruction manual and can reach 67 mph (30 m/s). THE OPERATOR the safety instructions Use your chain saw only for cutting periodically. Careless or wooden objects. improper use may cause Physical Condition serious or fatal injury. Warning! You must be in good physical condition and mental health and not under the Do not use it for other purposes, since Warning! influence of any substance (drugs, misuse may result in personal injury or alcohol, etc.) which might impair vision, Reactive forces, including kickback, can property damage, including damage to dexterity or judgment. Do not operate be dangerous. Pay special attention to the machine this machine when you are fatigued. the section on reactive forces. Have your STIHL dealer show you how Warning! Warning! to operate your power tool. All safety precautions that are generally observed Minors should never be allowed to use Be alert – if you get tired, take a break. when working with an axe or a hand saw this power tool. Bystanders, especially Tiredness may result in loss of control. also apply to the operation of chain children, and animals should not be Working with any power tool can be saws. Observe all applicable federal, allowed in the area where it is in use. strenuous. If you have any condition state and local safety regulations, that might be aggravated by strenuous standards and ordinances. When using Warning! work, check with your doctor before a chain saw for logging purposes, for operating this machine. instance, refer to the OSHA regulations To reduce the risk of injury to bystand- for "logging operations" at 29 Code of ers and damage to property, never let Federal Regulations 1910.266. your power tool run unattended. When it Warning! is not in use (e.g. during a work break), Prolonged use of a power tool (or other shut it off and make sure that unauthor- machines) exposing the operator to ized persons do not use it. vibrations may produce whitefinger dis- ease (Raynaud's phenomenon) or carpal tunnel syndrome. 2 Chain Saw Safety Manual English These conditions reduce the hand's saw chain sharp. A dull chain will Clothing must be sturdy ability to feel and regulate temperature, increase cutting time, and pressing and snug-fitting, but allow produce numbness and burning a dull chain through wood will complete freedom of sensations and may cause nerve and increase the vibrations transmitted movement. Wear long circulation damage and tissue necrosis. to your hands. pants made of heavy All factors which contribute to white- – Maintain a firm grip at all times, but material to help protect finger disease are not known, but cold do not squeeze the handles with your legs from contact weather, smoking and diseases or constant, excessive pressure. Take with branches or brush. physical conditions that affect blood frequent breaks. To reduce the risk of cut vessels and blood transport, as well as injuries, wear pants or All the above-mentioned precautions do high vibration levels and long periods of chaps that contain pads not guarantee that you will not sustain exposure to vibration are mentioned as of cut retardant material. whitefinger disease or carpal tunnel factors in the development of whitefinger Avoid loose-fitting jack- syndrome. Therefore, continual and disease. In order to reduce the risk of ets, scarfs, neckties, regular users should closely monitor the whitefinger disease and carpal tunnel jewelry, flared or cuffed condition of their hands and fingers. If syndrome, please note the following: pants, unconfined long any of the above symptoms appear, hair or anything that – Most STIHL power tools are seek medical advice immediately. could become caught on available with an anti-vibration branches, brush or the ("AV") system designed to reduce moving parts of the unit. the transmission of vibrations Warning! Secure hair so it is above created by the machine to the The ignition system of the STIHL unit shoulder level. operator's hands. An AV system is produces an electromagnetic field of a recommended for those persons very low intensity. This field may inter- Good footing is very using power tools on a regular or fere with some pacemakers. To reduce important. Wear sturdy sustained basis. the risk of serious or fatal injury, persons boots with nonslip soles. with a pacemaker should consult their Steel-toed safety boots – Wear gloves and keep your hands are recommended. warm. Heated handles, which are physician and the pacemaker manufac- turer before operating this tool. available on some STIHL Wear an approved safety powerheads, are recommended for Proper Clothing hard hat to reduce the cold weather use. risk of injury to your head. – Keep the AV system well Chain saw noise may maintained. A power tool with loose Warning! damage your hearing. components or with damaged or To reduce the risk of injury, the operator Wear sound barriers (ear worn AV elements will tend to have should wear proper protective apparel. plugs or ear mufflers) to higher vibration levels. Keep the help protect your hearing. Continual and regular users should have their hearing checked regularly. Chain Saw Safety Manual 3 English Be particularly alert and cautious when horizontally. Keep the hot muffler away wearing hearing protection because from your body and the cutting your ability to hear warnings (shouts, attachment behind you. alarms, etc.) is restricted. Fuel Never operate your power tool unless wearing goggles or properly fitted Your STIHL power tool uses an oil- protective glasses with adequate top gasoline mixture for fuel (see the and side protection complying with ANSI chapter on "Fuel" of your instruction 001BA115 KN Z 87.1 (or your applicable national the fuel system is tight (no leaks) and manual). standard). To reduce the risk of injury to that the controls and safety devices are your face STIHL recommends that you working properly. Do not continue Warning! also wear a face shield or face screen operating this machine if it is damaged. over your goggles or protective glasses. In case of doubt, have it checked by your Gasoline is an extremely flammable fuel. If spilled Always wear gloves STIHL servicing dealer. and ignited by a spark or when handling the other ignition source, it machine and the cutting THE USE OF THE POWER TOOL can cause fire and seri- tool. Heavy-duty, nonslip ous burn injury or gloves improve your grip property damage. Use extreme caution and help to protect your Transporting the Power Tool when handling gasoline or fuel mix. Do hands. not smoke or bring any fire or flame near Warning! the fuel or the power tool. Note that THE POWER TOOL combustible fuel vapor may escape To reduce the risk of injury from saw from the fuel system. chain contact, never carry or transport For illustrations and definitions of the your power tool with the saw chain mov- Fueling Instructions power tool parts see the chapter on ing. Always engage the chain brake "Main Parts and Controls." when taking more than a few steps. Warning! Warning! Warning! Fuel your power tool in well-ventilated Never modify this power tool in any way.