From inside (document excerpt):
STIHL MS 280 C Instruction Manual Manual de instrucciones Warning! To reduce the risk of kickback injury use STIHL reduced kickback bar and STIHL RM2 or RMC3 (.325 “) chain depending on sprocket 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 RM2 o 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. English / USA Contents Allow only persons who understand this Manual to operate your chainsaw. To receive maximum performance and satisfaction from your STIHL chainsaw, it is important that you read and understand the maintenance and safety precautions, starting on page 4, before using your chainsaw. Contact your STIHL dealer or the STIHL distributor for your area if you do not understand any of the instructions in this Manual. Printed on chlorine-free paper. Printing inks contain vegetable oils; paper can be recycled. Secondary Chain Braking System 2 Guide to Using this Manual 3 Some Important Safety Precautions for Chain Saw Users 4 Safety Precautions and Working Techniques . 6 Mounting the Bar and Chain (Side chain tensioner) 29 Mounting the Bar and Chain (Quick Chain Tensioner) . 30 Tensioning the Saw Chain (Side chain tensioner) 33 Tensioning the Saw Chain (Quick chain tensioner) 34 Checking Chain Tension . 34 Fuel 34 Fueling 35 Chain Lubricant 37 Filling Chain Oil Tank 37 Checking Chain Lubrication . 38 Chain Brake . 38 Winter Operation 40 Information Before You Start 41 Starting / Stopping the Engine 41 Operating Instructions 44 Taking Care of Guide Bar . Air Filter System . Cleaning the Air Filter . Motor Management Adjusting the Carburetor Spark Arresting Screen in Muffler Checking the Spark Plug Replacing Starter Rope and Rewind Spring . Storing the Machine . Checking and Replacing Chain Sprocket . Maintaining and Sharpening Saw Chain Maintenance Chart . Main Parts of the Saw Specifications . Special Accessories .