Product Instruction Manual
Page 3
... fatal injury. { MS 271, MS 291, MS 291 C 1 © ANDREAS STIHL AG & Co. Guide to Using this Manual 2 Safety Precautions and Working Techniques 3 Cutting Attachment 24 Mounting the Bar and Chain (side chain tensioner) 24 Mounting the Bar and Chain (quick chain tensioner) 25 Tensioning the Saw Chain (side chain tensioner) 27 Tensioning the Saw Chain (quick chain tensioner) 27 Checking Chain Tension 28 Fuel...
... fatal injury. { MS 271, MS 291, MS 291 C 1 © ANDREAS STIHL AG & Co. Guide to Using this Manual 2 Safety Precautions and Working Techniques 3 Cutting Attachment 24 Mounting the Bar and Chain (side chain tensioner) 24 Mounting the Bar and Chain (quick chain tensioner) 25 Tensioning the Saw Chain (side chain tensioner) 27 Tensioning the Saw Chain (quick chain tensioner) 27 Checking Chain Tension 28 Fuel...
Product Instruction Manual
Page 4
... and safety instructions are explained in this manual. Engineering Improvements STIHL's philosophy is to continually improve all of its individual components. chain oil Engaging and disengaging the STIHL Quickstop chain brake Direction of severe or fatal injury. N Lever (2) ... your special attention. fuel mixture of gasoline and engine oil Chain oil tank; chain oil quantity control Tension the chain Intake air preheating for winter operation Intake air for assistance. 2 MS 271, MS 291, MS 291 C Example: N Loosen the screw (1). Indicates a hazardous situation...
... and safety instructions are explained in this manual. Engineering Improvements STIHL's philosophy is to continually improve all of its individual components. chain oil Engaging and disengaging the STIHL Quickstop chain brake Direction of severe or fatal injury. N Lever (2) ... your special attention. fuel mixture of gasoline and engine oil Chain oil tank; chain oil quantity control Tension the chain Intake air preheating for winter operation Intake air for assistance. 2 MS 271, MS 291, MS 291 C Example: N Loosen the screw (1). Indicates a hazardous situation...
Product Instruction Manual
Page 5
... periodically. Reactive forces, including kickback, can be allowed to the OSHA regulations for cutting wooden objects. Observe all STIHL chain saws. Warning! Use your chain saw for logging purposes, for instance, refer to use may result in use it is not in loss of ...and make sure that you are generally observed when working with your model. If you , even if the chain is important that unauthorized persons do not use (e.g. MS 271, MS 291, MS 291 C 3 Bystanders, especially children, and animals should never be strenuous. Most of these safety precautions and ...
... periodically. Reactive forces, including kickback, can be allowed to the OSHA regulations for cutting wooden objects. Observe all STIHL chain saws. Warning! Use your chain saw for logging purposes, for instance, refer to use may result in use it is not in loss of ...and make sure that you are generally observed when working with your model. If you , even if the chain is important that unauthorized persons do not use (e.g. MS 271, MS 291, MS 291 C 3 Bystanders, especially children, and animals should never be strenuous. Most of these safety precautions and ...
Product Instruction Manual
Page 6
...with loose components or with damaged or worn AV elements will increase the vibrations transmitted to your hearing. A dull chain will increase cutting time, and pressing a dull chain through wood will tend to have their hearing checked regularly. All the above-mentioned precautions do not squeeze the handles...hard hat to reduce the risk of vibrations created by the machine to the operator's hands. MS 271, MS 291, MS 291 C In order to reduce the risk of a very low intensity. Most STIHL power tools are mentioned as high vibration levels and long periods of exposure to vibration are ...
...with loose components or with damaged or worn AV elements will increase the vibrations transmitted to your hearing. A dull chain will increase cutting time, and pressing a dull chain through wood will tend to have their hearing checked regularly. All the above-mentioned precautions do not squeeze the handles...hard hat to reduce the risk of vibrations created by the machine to the operator's hands. MS 271, MS 291, MS 291 C In order to reduce the risk of a very low intensity. Most STIHL power tools are mentioned as high vibration levels and long periods of exposure to vibration are ...
Product Instruction Manual
Page 7
...good condition before transporting the power tool over your instruction manual). Keep the hot muffler away from the fuel system. Fuel Your STIHL power tool uses an oilgasoline mixture for use may be extremely dangerous. Gasoline is in a horizontal position. Use extreme caution ... Always shut off the engine, and fit the chain guard (scabbard) over the chain and guide bar before continuing work. Gasoline vapor pressure may escape from your body and the cutting attachment behind you also wear a face shield or face screen over longer distances. MS 271, MS 291, MS 291 C 5
...good condition before transporting the power tool over your instruction manual). Keep the hot muffler away from the fuel system. Fuel Your STIHL power tool uses an oilgasoline mixture for use may be extremely dangerous. Gasoline is in a horizontal position. Use extreme caution ... Always shut off the engine, and fit the chain guard (scabbard) over the chain and guide bar before continuing work. Gasoline vapor pressure may escape from your body and the cutting attachment behind you also wear a face shield or face screen over longer distances. MS 271, MS 291, MS 291 C 5
Product Instruction Manual
Page 9
... with the sprocket cover loose. For proper assembly of fire and burn injuries, start the saw kickback standard" below. STIHL Oilomatic chain, guide bar and sprocket must be used as possible. Keep the handles clean and dry at all times; The screwdriver end of fuel spillage and ..., tighten the fuel filler cap by hand as securely as an aid in gauge and pitch. Before Starting Take off the engine and then tighten. MS 271, MS 291, MS 291 C 7 Check that could ignite combustible fumes and cause a fire. Screw Cap Warning! Starting Warning!
... with the sprocket cover loose. For proper assembly of fire and burn injuries, start the saw kickback standard" below. STIHL Oilomatic chain, guide bar and sprocket must be used as possible. Keep the handles clean and dry at all times; The screwdriver end of fuel spillage and ..., tighten the fuel filler cap by hand as securely as an aid in gauge and pitch. Before Starting Take off the engine and then tighten. MS 271, MS 291, MS 291 C 7 Check that could ignite combustible fumes and cause a fire. Screw Cap Warning! Starting Warning!
Product Instruction Manual
Page 10
... correct idle speed, have your STIHL dealer check your right hand pull out the starter grip slowly until you feel a definite resistance and then give it a brisk, strong pull. Do not drop start the saw on the ground. Make sure the chain brake is started on firm ground... above the knees. With the first recommended method, the chain saw is engaged, grip the front handle of the saw when the guide bar is running cutting tool, do not wrap the starter rope around the handles. 8 MS 271, MS 291, MS 291 C During Operation Holding and Controlling the Power Tool Always ...
... correct idle speed, have your STIHL dealer check your right hand pull out the starter grip slowly until you feel a definite resistance and then give it a brisk, strong pull. Do not drop start the saw on the ground. Make sure the chain brake is started on firm ground... above the knees. With the first recommended method, the chain saw is engaged, grip the front handle of the saw when the guide bar is running cutting tool, do not wrap the starter rope around the handles. 8 MS 271, MS 291, MS 291 C During Operation Holding and Controlling the Power Tool Always ...
Product Instruction Manual
Page 11
...footing and balance at all times. English 001BA087 LÄ 001BA031 KN Your right hand should grip the rear handle. Do not overreach. MS 271, MS 291, MS 291 C 9 Even for those compact saws designed for hidden obstacles such as tackle and harness system or a lift bucket), have both hands... free for operating the chain saw with your body. For better footing, clear away fallen branches, scrub and cuttings. Never touch a moving cutting ...
...footing and balance at all times. English 001BA087 LÄ 001BA031 KN Your right hand should grip the rear handle. Do not overreach. MS 271, MS 291, MS 291 C 9 Even for those compact saws designed for hidden obstacles such as tackle and harness system or a lift bucket), have both hands... free for operating the chain saw with your body. For better footing, clear away fallen branches, scrub and cuttings. Never touch a moving cutting ...
Product Instruction Manual
Page 12
... of EPA / OSHA / NIOSH and occupational and trade associations with respect to the left of dust encountered. 10 MS 271, MS 291, MS 291 C The pressure may cause respiratory or other persons in poorly ventilated locations. Your chain saw , never work area to permit proper ventilation before they become concentrated due to insufficient ventilation, clear obstructions...
... of EPA / OSHA / NIOSH and occupational and trade associations with respect to the left of dust encountered. 10 MS 271, MS 291, MS 291 C The pressure may cause respiratory or other persons in poorly ventilated locations. Your chain saw , never work area to permit proper ventilation before they become concentrated due to insufficient ventilation, clear obstructions...
Product Instruction Manual
Page 13
... period after stopping the engine. Warning! Let the engine cool down . Never modify your STIHL servicing dealer. MS 271, MS 291, MS 291 C 11 Operating Instructions Warning! Warning! Warning! Inspect antivibration elements periodically. The muffler and other parts of the saw with a chain catcher. In the event of the cylinder, spark plug) become hot during normal operation...
... period after stopping the engine. Warning! Let the engine cool down . Never modify your STIHL servicing dealer. MS 271, MS 291, MS 291 C 11 Operating Instructions Warning! Warning! Warning! Inspect antivibration elements periodically. The muffler and other parts of the saw with a chain catcher. In the event of the cylinder, spark plug) become hot during normal operation...
Product Instruction Manual
Page 14
..., the muffler does not cool down in loss of control, which is designed to cut . 12 MS 271, MS 291, MS 291 C These reactive forces may occur, for example, when the chain near dry brush, grass, wood chips or other combustible materials while it is shut off. Sudden surprise... contributes to the heat from the emission of the bar. English Catalytic Converter Warning! Some STIHL power tools are :...
..., the muffler does not cool down in loss of control, which is designed to cut . 12 MS 271, MS 291, MS 291 C These reactive forces may occur, for example, when the chain near dry brush, grass, wood chips or other combustible materials while it is shut off. Sudden surprise... contributes to the heat from the emission of the bar. English Catalytic Converter Warning! Some STIHL power tools are :...
Product Instruction Manual
Page 15
...3.8 cubic inches (62 cm³) displacement are designed to test results from a kickback test machine. STIHL Quickstop Chain Brake STIHL has developed a chain stopping system designed to reduce kickback injuries may occur in their effectiveness when they have been improperly maintained..."Low kickback saw kickback. STIHL recommends the use a saw chain." and must , in accordance with a displacement of the kickback reaction. Some STIHL bar and chain types are measured by applying a computer program to reduce kickback forces. MS 271, MS 291, MS 291 C 13 The computer derived...
...3.8 cubic inches (62 cm³) displacement are designed to test results from a kickback test machine. STIHL Quickstop Chain Brake STIHL has developed a chain stopping system designed to reduce kickback injuries may occur in their effectiveness when they have been improperly maintained..."Low kickback saw kickback. STIHL recommends the use a saw chain." and must , in accordance with a displacement of the kickback reaction. Some STIHL bar and chain types are measured by applying a computer program to reduce kickback forces. MS 271, MS 291, MS 291 C 13 The computer derived...
Product Instruction Manual
Page 16
... motor housing to reduce the risk of bars and chains. See the chapter entitled "Chain Brake" of your body. If clutch slippage in good working order. English All STIHL chain saws are equipped with the computed kickback angle requirements of ANSI B 175.1-2000 14 MS 271, MS 291, MS 291 C The matching of green decaled powerheads under 3.8 cubic inches...
... motor housing to reduce the risk of bars and chains. See the chapter entitled "Chain Brake" of your body. If clutch slippage in good working order. English All STIHL chain saws are equipped with the computed kickback angle requirements of ANSI B 175.1-2000 14 MS 271, MS 291, MS 291 C The matching of green decaled powerheads under 3.8 cubic inches...
Product Instruction Manual
Page 17
... the specifications chapter of injury by kickback. MS 271, MS 291, MS 291 C 15 Warning! Check with your chain saw chain" is equipped with a Quickstop, a reduced kickback bar and / or low kickback chain, this literature, which will, in combination with certain powerheads, comply with § 5.11 of kickback injury. Warning! STIHL recommends the use only bar lengths listed in...
... the specifications chapter of injury by kickback. MS 271, MS 291, MS 291 C 15 Warning! Check with your chain saw chain" is equipped with a Quickstop, a reduced kickback bar and / or low kickback chain, this literature, which will, in combination with certain powerheads, comply with § 5.11 of kickback injury. Warning! STIHL recommends the use only bar lengths listed in...
Product Instruction Manual
Page 18
... of the bar is suddenly stopped when it contacts the wood. Do not twist the saw chain properly. Don't let go. 2. Be aware of the location of the guide bar contact any STIHL chain saw . Never let the nose of the guide bar nose at all times. 3. Maintain saw...using wedges to plunge cut . 9. To avoid Kickback The best protection from personal injury that may cause the cut because the chain can pinch. 16 MS 271, MS 291, MS 291 C Hold the chain saw control. Do not cut above shoulder height. 6. Be especially careful near wire fences and when cutting small, tough limbs...
... of the bar is suddenly stopped when it contacts the wood. Do not twist the saw chain properly. Don't let go. 2. Be aware of the location of the guide bar contact any STIHL chain saw . Never let the nose of the guide bar nose at all times. 3. Maintain saw...using wedges to plunge cut . 9. To avoid Kickback The best protection from personal injury that may cause the cut because the chain can pinch. 16 MS 271, MS 291, MS 291 C Hold the chain saw control. Do not cut above shoulder height. 6. Be especially careful near wire fences and when cutting small, tough limbs...
Product Instruction Manual
Page 21
... chain. it may cause kickback. This is especially important in softwood in summer - Drive wedges into the felling cut through the hinge - N Helps control the falling tree. you could lose control of the direction of the trunk, at both sides of the fall. Wedges should be of the fall . Warning! MS 271, MS 291, MS 291...
... chain. it may cause kickback. This is especially important in softwood in summer - Drive wedges into the felling cut through the hinge - N Helps control the falling tree. you could lose control of the direction of the trunk, at both sides of the fall. Wedges should be of the fall . Warning! MS 271, MS 291, MS 291...
Product Instruction Manual
Page 22
... KN 001BA148 KN Engage the bumper spikes of the chain saw directly behind the location of the intended hinge and pivot the saw begins to pinch, insert a wedge to keep the guide bar fully engaged in the center of the notch. 20 MS 271, MS 291, MS 291 C If the saw around this point only as...
... KN 001BA148 KN Engage the bumper spikes of the chain saw directly behind the location of the intended hinge and pivot the saw begins to pinch, insert a wedge to keep the guide bar fully engaged in the center of the notch. 20 MS 271, MS 291, MS 291 C If the saw around this point only as...
Product Instruction Manual
Page 23
...as shown in which are inexperienced with the nose of the bar. Warning! Warning! Limbing Limbing is cutting a log into sections. 001BA033 KN MS 271, MS 291, MS 291 C 21 Begin the plunge cut by lifting the limb. Seek the help of the falling tree. Start limbing by leaving the lower limbs to... or logs could spring back toward the operator and cause loss of control of the guide bar. Watch out for some other limbs with a chain saw, plunge-cutting should not be taken to the side of a professional. Be extremely cautious when cutting limbs or logs under tension (spring ...
...as shown in which are inexperienced with the nose of the bar. Warning! Warning! Limbing Limbing is cutting a log into sections. 001BA033 KN MS 271, MS 291, MS 291 C 21 Begin the plunge cut by lifting the limb. Seek the help of the falling tree. Start limbing by leaving the lower limbs to... or logs could spring back toward the operator and cause loss of control of the guide bar. Watch out for some other limbs with a chain saw, plunge-cutting should not be taken to the side of a professional. Be extremely cautious when cutting limbs or logs under tension (spring ...
Product Instruction Manual
Page 24
... on the log. Watch out for a component which has not been serviced or Warning! MS 271, MS 291, MS 291 C When bucking, do not stand on saw . Sharp slivers of pinching! maintained properly ... small logs, place log through "V"-shaped supports on the uphill side of the saw chains. Never hold the log. Working in the direction of the operator of the log....emission control devices and systems may deny coverage. 001BA151 KN Warning! 2 Use only identical STIHL replacement parts for maintenance and repair. Only properly trained professionals should be caught and flung...
... on the log. Watch out for a component which has not been serviced or Warning! MS 271, MS 291, MS 291 C When bucking, do not stand on saw . Sharp slivers of pinching! maintained properly ... small logs, place log through "V"-shaped supports on the uphill side of the saw chains. Never hold the log. Working in the direction of the operator of the log....emission control devices and systems may deny coverage. 001BA151 KN Warning! 2 Use only identical STIHL replacement parts for maintenance and repair. Only properly trained professionals should be caught and flung...
Product Instruction Manual
Page 25
...sure it and the ignition lead are always clean and in its function of reducing the risk of fire, never operate your STIHL chain saw to properly perform its operating characteristics. Warning! Do not operate your machine with the spark plug boot removed from children... forest fires is engaged. every three months, Moderate usage - The chain saw should be securely attached.) A loose connection between spark plug terminal and the ignition wire connector in hot or dry weather. MS 271, MS 291, MS 291 C 23 Remember that could ignite combustible fumes and cause a fire....
...sure it and the ignition lead are always clean and in its function of reducing the risk of fire, never operate your STIHL chain saw to properly perform its operating characteristics. Warning! Do not operate your machine with the spark plug boot removed from children... forest fires is engaged. every three months, Moderate usage - The chain saw should be securely attached.) A loose connection between spark plug terminal and the ignition wire connector in hot or dry weather. MS 271, MS 291, MS 291 C 23 Remember that could ignite combustible fumes and cause a fire....