STIHL HT 70 75 Cultivator Owners Manual

STIHL: Warning! For safe operation follow all safety precautions in Instruction Manual – improper use can cause serious injury. Advertencia! Para su seguridad durante el manejo de este producto, siga siempre las precauciones de seguridad dadas en el manual de instrucciones – el uso indebido puede causar lesiones graves. english Contents Allow only persons who understand this manual to operate your pole pruner. To receive maximum performance and satisfaction from your STIHL pole pruner, it is important that you read and understand the maintenance and safety precautions, starting on page 3, before using your pole pruner.

Contact your STIHL dealer or the STIHL distributor for your area if you do not understand any of the instructions in this manual. Guide to Using this Manual 2 Safety Precautions . 3 Using the Pole Pruner 13 Mounting the Bar and Chain . 16 Tensioning the Saw Chain 17 Checking Chain Tension . 17 Adjusting the Throttle Cable* . 17 Fuel 18 Fueling 19 Chain Oil . 20 Filling Chain Oil Tank 20 Checking Chain Lubrication . 21 Adjusting Telescopic Shaft 21 Fitting the Harness . 22 Starting / Stopping the Engine 23 Operating Instructions 27 Taking Care of Guide Bar . 28 Cleaning the Air Filter . 28 Motor Management 29 Adjusting the Carburetor 29 Spark Arresting Screen* in Muffler. 31 Checking the Spark Plug 31 Replacing the Starter Rope and Rewind Spring . 32 Storing the Machine . Checking the Chain Sprocket . Replacing Chain Sprocket Maintaining and Sharpening Saw Chain Maintenance Chart . Parts and Controls . Specifications . Special Accessories . Maintenance and Repairs STIHL Incorporated Federal and California Emission Control Warranty Statement Printing inks contain vegetable oils; paper can be recycled. 35 35 36 36 41 42 44 45 45 46 !Warning! Because a pole pruner is a high-speed cutting tool with a very long reach some special safety precautions must be observed to reduce the risk of personal injury. Careless or improper use may cause serious or even fatal injury. STIHL’s philosophy is to continually improve all of its products. As a result, engineering changes and improvements are made from time to time. If the operating characteristics or the appearance of your pole pruner differ from those described in this manual, please contact your STIHL dealer for information and assistance. ANDREAS STIHL AG & Co. KG, 2003 0458 390 3021. M7. D3. PM. Printed in USA Printed on chlorine-free paper. * see “Guide to Using this Manual ” STIHl HT 70, HT 75 1 english Guide to Using this Manual Pictograms All the pictograms attached to the machine are shown and explained in this manual. The operating and handling instructions are supported by illustrations. In addition to the operating instructions, this manual may contain paragraphs that require your special attention. Such paragraphs are marked with the symbols described below: Warning where there is a risk of an accident or personal injury or serious damage to property. Warning where there is a risk of damaging the machine or individual components. Note or hint which is not essential for using the machine, but may improve the operator’s understanding of the situation and result in better use of the machine. Note or hint on correct procedure in order to avoid damage to the environment. Equipment and features This instruction manual refers to several models with different features. Components that are not installed in all models and related applications are marked thus *. Such components are available as special accessories from your STIHL dealer. Symbols in text The individual steps or procedures described in the manual may be marked in different ways: : Step or procedure without direct reference to an illustration. Engineering improvements STIHL’s philosophy is to continually improve all of its products. As a result, engineering changes and improvements are made from time to time. If the operating characteristics or the appearance of your machine differ from those described in this manual, please contact your STIHL dealer for assistance. Therefore, we cannot be responsible for changes, modifications or improvements not covered in this manual. Description of step or procedure that refers directly to the illustration and contains item numbers that appear in the illustration. Example: Loosen the screw (1) Lever (2). 2 HT 70, HT 75 english Safety Precautions The use of any pole pruner may be hazardous. The pole pruner chain has many sharp cutters. If the cutters contact your flesh, they will cut you, even if the chain is not moving. At full throttle, the chain speed can reach 68 mph (30 m/s). It is important that you read, fully understand and observe the following safety precautions and warnings. Read the owner’s manual and the safety instructions periodically. All safety precautions that are generally observed when working with an axe or a hand saw also apply to the operation of pole pruners. However, because a pole pruner is a high-speed, fast-cutting power tool with a very long reach, special safety precautions must be observed to reduce the risk of personal injury. Have your STlHL dealer show you how to operate your pole pruner. Observe all applicable local safety regulations, standards and ordinances. !Warning! Minors should never be allowed to use a pole pruner.