From inside (document excerpt):
STIHL MS 261 Instruction Manual Manual de instrucciones Warning! To reduce the risk of kickback injury use STIHL reduced kickback bar and STIHL 26 RMC3 (.325 “) chain depending on sprocket pitch or other available low kickback components. Advertencia! Para reducir el riesgo de lesionarse como resultado de un culatazo, utilice la barra de contragolpe reducido y la cadena 26 RMC3 (.325 pulg) de STIHL, dependiendo de la rueda dentada usada y de otros componentes reductores de contragolpe. Read and follow all safety precautions in Instruction Manual improper use can cause serious or fatal injury.
Lea y siga todas las precauciones de seguridad dadas en el manual de instrucciones el uso incorrecto puede causar lesiones graves o mortales. Instruction Manual 1 – 61 Manual de instrucciones 63 – 127 English Contents Guide to Using this Manual Safety Precautions and Working Techniques Cutting Attachment Mounting the Bar and Chain (side chain tensioner) Mounting the Bar and Chain (quick chain tensioner) Tensioning the Saw Chain (side chain tensioner) Tensioning the Saw Chain (quick chain tensioner) Checking Chain Tension Fuel Fueling Chain Lubricant Filling Chain Oil Tank Checking Chain Lubrication Chain Brake Winter Operation Electric Handle Heating Starting / Stopping the Engine Operating Instructions Oil Quantity Control Taking Care of the Guide Bar Shroud Cleaning the Air Filter Engine Management Adjusting the Carburetor Spark Arresting Screen in Muffler Spark Plug 2 3 24 24 25 27 27 28 28 29 31 31 32 32 33 34 34 38 39 40 40 41 41 42 43 43 Replacing the Starter Rope and Rewind Spring Storing the Machine Checking and Replacing the Chain Sprocket Maintaining and Sharpening the Saw Chain Maintenance and Care Main Parts Specifications Special Accessories Ordering Spare Parts Maintenance and Repairs STIHL Incorporated Federal Emission Control Warranty Statement Trademarks Allow only persons who fully understand this manual to operate your chain saw. To receive maximum performance and satisfaction from your STIHL chain saw, it is important that you read, understand and follow the safety precautions and the operating and maintenance instructions in chapter “Safety Precautions and Working Techniques ” before using your chain saw. For further information you can go to www.stihlusa.com. Contact your STIHL dealer or the STIHL distributor for your area if you do not understand any of the instructions in this manual. Warning! Because a chain saw is a high-speed wood-cutting tool, some special safety precautions must be observed as with any other power saw to reduce the risk of personal injury. Careless or improper use may cause serious or even fatal injury. 44 47 47 48 52 54 56 57 58 58 Printed on chlorine-free paper Printing inks contain vegetable oils, paper can be recycled. Original Instruction Manual 58 60 ANDREAS STIHL AG & Co. KG, 2010 0458-573-8621-A. M12.M10.PM. 0000002865_002_GB { MS 261, MS 261 C 1 English Guide to Using this Manual Pictograms The meanings of the pictograms attached to or embossed on the machine are explained in this manual. Depending on the model concerned, the following pictograms may be on your machine. Fuel tank; fuel mixture of gasoline and engine oil Chain oil tank; chain oil Handle heating Warning! Operate decompression valve Indicates a hazardous situation which, if not avoided, could result in severe or fatal injury. Caution! Operate manual fuel pump Indicates a risk of property damage, including damage to the machine or its individual components. Engineering Improvements Symbols in Text Many operating and safety instructions are supported by illustrations. The individual steps or procedures described in the manual may be marked in different ways: N A bullet marks a step or procedure. A description of a step or procedure that refers directly to an illustration may contain item numbers that appear in the illustration. Example: N N Loosen the screw (1). Lever (2). STIHL’s philosophy is to continually improve all of its products. As a result, engineering changes and improvements are made from time to time. Therefore, some changes, modifications and improvements may not be covered in this manual. If the operating characteristics or the appearance of your machine differs from those described in this manual, please contact your STIHL dealer for assistance. Engaging and disengaging the STIHL Quickstop chain brake Direction of chain rotation Ematic; chain oil quantity control Tension the chain Intake air preheating for winter operation Intake air for summer operation In addition to the operating instructions, this manual may contain paragraphs that require your special attention. Such paragraphs are marked with the symbols and signal words described below: Danger! Indicates an imminent risk of severe or fatal injury. 2 MS 261, MS 261 C English Safety Precautions and Working Techniques Because a chain saw is a high-speed, fast-cutting power tool, special safety precautions must be observed to reduce the risk of personal injury