STIHL 020T Chainsaw Owners Owners Manual - English

Impo rtant Safety Precau tions for Chain Saw Users A. K ickback Safe ty Precautions Warning ! Kickbac k may occu r when the nos e or tip of the gu ide bar touche s an object, or when the wood clos es in and pinches the saw chain in the cut. Tip contact in some cases may cause a lightning fast reverse reaction , kicking the guide bar up and back towards the operator. Pinch ing the saw chain along the top of the gu ide bar may push the guide bar rapidly bac k towa rds the operator. Either of these reaction s may cause yo u to lose control of the saw wh ich cou ld resu lt in seriou s person al inju ry.

Sec tion 5.12 of AN SI B 175 .1-1991 sets certain performance and des ign criteria related to chai nsaw kickback. ST IHL has dev eloped a co lor cod e system using gre en and ye llow to help you select a powerhead , bar and chain com bination that complies with the kickb ack requirements of the ANS I Stand ard. See the sec tions entitled “Safety Precautions ” an d “S peci ficat ions ” of this manual. Do not rely exc lusively upon the safe ty devices built into yo ur saw. As a cha insaw user, yo u should take seve ral ste ps to keep your cutting jobs free from acc ide nt or injury. 6. Follow manufacturer ‘s sharpening and main tenance instructions for the saw chain. 1. With a basic und erstan ding of kick back , you can red uce or eliminate the element of sur prise. Sudden surp rise contributes to accidents. 7. On ly use replacement bars and chains specified by the man ufactur er or the equi va lent. B. Other Safety Precautions Do not operate a chainsaw with one hand! Serious injur y to the ope rator, helpers, bysta nders , or any combination of the se person s may resu lt from one hand ed ope ration. A chainsaw is intended for two -han ded use. 1. Do not ope rate a chainsaw whe n yo u are fatigu ed. 2. Keep a goo d firm grip on the saw with both han ds , the right hand on the rear handl e, and the left hand on the front handle, wh en the engine is running. Use a firm grip with thumbs and fingers encircling the ch ainsaw han d les. A firm grip will help you redu ce kickback and maintain co ntrol of the saw. Don’t let go. 3. Make sure that area in whi ch you are cutting is free from ob struc. tions. Do not let the nose of the guide ba r contac t a log, branch , or any othe r obstruction wh ich co uld be hit wh ile yo u are op eratin g the saw. 2. Use safety footwe ar; snug-f ittin g clothing ; protecti ve glove s ; and eye , hea ring, and head protection devices. 3. Use cau tion when handlin g fue l. Move the chainsaw at least 10 fee t (3 m) from the fueling point before starting the engi ne. 4. Cu t at high engine speeds. 5. Do not ove rreach or cut above shoulder hight. continued on the back inside cover – + Contents Main Parts of the Saw Definitions Safety Precautions Mounting the Bar and Chain Checking Chain Tension Tens ioning the Saw Chain Fuel Mix Fueling Chain Lubricant Filling Chain Oil Tank Oil Qua ntity Control Chain Brake Information Before You Start Starting Check ing Chain Lub rication Spa rk Arresting Screen in Muffler During Break-in Period During Operation After Finishing Wo rk Storing fhe Machine Taking Care of Guide Bar Cleaning Air Filter Adjusting Carburetor Checking Spa rk Plug Replacing Starter Rope Checking and Replac ing Chain Sprocke t Maintaining and Sharpening Saw Chain Maintenance Cha rt Specifications Ordering Spare Parts Andreas Stihl Limited Warranty Federal and Californ ia Emission Conlrol Systems Utility Engines.