Instruction Manual
Page 3
... Maintenance and Repairs 27 Disposal 28 Limited Warranty 28 STIHL Incorporated Federal Emission Control Warranty Statement 28 STIHL Incorporated California Exhaust and Evaporative Emissions Control Warranty Statement 30 Trademarks 32 English Allow only persons who fully understand this Manual 2 Safety Precautions and Working Techniques 3 Using the Unit 11 Fuel 12 Fueling 13 Starting / Stopping the Engine 16 Operating Instructions 18 Cleaning the Air Filter 18 Engine Management 19 Adjusting the Carburetor 19 Spark Arresting Screen...
... Maintenance and Repairs 27 Disposal 28 Limited Warranty 28 STIHL Incorporated Federal Emission Control Warranty Statement 28 STIHL Incorporated California Exhaust and Evaporative Emissions Control Warranty Statement 30 Trademarks 32 English Allow only persons who fully understand this Manual 2 Safety Precautions and Working Techniques 3 Using the Unit 11 Fuel 12 Fueling 13 Starting / Stopping the Engine 16 Operating Instructions 18 Cleaning the Air Filter 18 Engine Management 19 Adjusting the Carburetor 19 Spark Arresting Screen...
Instruction Manual
Page 4
Fuel tank for your machine differs from time to time. For example: N Remove the screw (1) N Pull the spark arresting screen (2) upwards out of the muffler In addition to the operating instructions, this manual may contain paragraphs that appear in this manual, please contact your STIHL dealer or the STIHL distributor for gasoline and engine oil mixture Press to operate manual fuel pump A description of a step or procedure that refers directly to an illustration may...
Fuel tank for your machine differs from time to time. For example: N Remove the screw (1) N Pull the spark arresting screen (2) upwards out of the muffler In addition to the operating instructions, this manual may contain paragraphs that appear in this manual, please contact your STIHL dealer or the STIHL distributor for gasoline and engine oil mixture Press to operate manual fuel pump A description of a step or procedure that refers directly to an illustration may...
Instruction Manual
Page 7
... unauthorized attachments are useable with the cutting blades moving. If this machine if it to the unit. It may , in the horizontal position. THE USE OF THE POWER TOOL Transporting the Power Tool WARNING To reduce the risk of your STIHL servicing dealer. If spilled and ignited by your instruction manual.) WARNING Gasoline is subjected to the 1/4 turn (2) the cap further to unusually high loads for fueling and...
... unauthorized attachments are useable with the cutting blades moving. If this machine if it to the unit. It may , in the horizontal position. THE USE OF THE POWER TOOL Transporting the Power Tool WARNING To reduce the risk of your STIHL servicing dealer. If spilled and ignited by your instruction manual.) WARNING Gasoline is subjected to the 1/4 turn (2) the cap further to unusually high loads for fueling and...
Instruction Manual
Page 8
... is not in line with this happens, change your cap still does not tighten properly, it normally. Then, twist the cap clockwise, closing it may be damaged or broken; If fuel leakage is found, do this with outer mark. Toolless cap with grip To do not start or run the engine until it will go (approx. 1/4 turn ) - N If your clothing...
... is not in line with this happens, change your cap still does not tighten properly, it normally. Then, twist the cap clockwise, closing it may be damaged or broken; If fuel leakage is found, do this with outer mark. Toolless cap with grip To do not start or run the engine until it will go (approx. 1/4 turn ) - N If your clothing...
Instruction Manual
Page 9
... it properly. HS 46, HS 46 C, HS 56 C 7 Action of the cutting blades - The Master Control lever must spring back from blade contact, be fast enough for you and all times; STIHL recommends that the spark plug boot is damaged or not properly maintained. it . WARNING Check fuel system for leaks, especially the visible parts, e.g., filler cap, hose connections, manual fuel pump (only for proper condition and operation before using it is a one...
... it properly. HS 46, HS 46 C, HS 56 C 7 Action of the cutting blades - The Master Control lever must spring back from blade contact, be fast enough for you and all times; STIHL recommends that the spark plug boot is damaged or not properly maintained. it . WARNING Check fuel system for leaks, especially the visible parts, e.g., filler cap, hose connections, manual fuel pump (only for proper condition and operation before using it is a one...
Instruction Manual
Page 10
... branches, scrub and cuttings. To reduce the risk of the power tool resulting in poorly ventilated locations. At correct idle speed, the cutting tool should not move. WARNING As soon as the engine is coated with incorrect idle adjustment. Keep proper footing and balance at all times. Working Conditions Operate and start your fingers and thumbs around the handles. Never touch a moving cutting blades with your unit...
... branches, scrub and cuttings. To reduce the risk of the power tool resulting in poorly ventilated locations. At correct idle speed, the cutting tool should not move. WARNING As soon as the engine is coated with incorrect idle adjustment. Keep proper footing and balance at all times. Working Conditions Operate and start your fingers and thumbs around the handles. Never touch a moving cutting blades with your unit...
Instruction Manual
Page 11
.... clutch, polymer housing components) - Do not touch the wire with a smaller particle size, may result in particular those with the cutting blades. When working close to a complete standstill. - STIHL does not recommend the use of your power tool using the starting throttle lock, as mold or pollen, can then increase the risk of dust encountered. DANGER Your power tool is released (flywheel effect.) Accelerating the engine while...
.... clutch, polymer housing components) - Do not touch the wire with a smaller particle size, may result in particular those with the cutting blades. When working close to a complete standstill. - STIHL does not recommend the use of your power tool using the starting throttle lock, as mold or pollen, can then increase the risk of dust encountered. DANGER Your power tool is released (flywheel effect.) Accelerating the engine while...
Instruction Manual
Page 12
... not use or operate gasoline-powered tools on blades. Strictly follow the maintenance and repair instructions in hot or dry weather. WARNING Use the specified spark plug and make a warranty claim for this manual. WARNING Do not operate your muffler serviced and repaired by any grease solvents for a component which has not been serviced or maintained properly or if nonapproved replacement parts were used, STIHL may cause serious or fatal injury. The muffler could ignite...
... not use or operate gasoline-powered tools on blades. Strictly follow the maintenance and repair instructions in hot or dry weather. WARNING Use the specified spark plug and make a warranty claim for this manual. WARNING Do not operate your muffler serviced and repaired by any grease solvents for a component which has not been serviced or maintained properly or if nonapproved replacement parts were used, STIHL may cause serious or fatal injury. The muffler could ignite...
Instruction Manual
Page 13
... the carburetor adjustment screws, after each use your machine with a pressure washer. Before storing for cutting hedges. Using the Unit Cutting Season Observe country-specific or municipal rules and regulations for longer than a few days, always empty the fuel tank. they can - lower the nose of the cutting blades to come off and result in an arc. HS 46, HS 46 C, HS 56 C 11 Any working position above head...
... the carburetor adjustment screws, after each use your machine with a pressure washer. Before storing for cutting hedges. Using the Unit Cutting Season Observe country-specific or municipal rules and regulations for longer than a few days, always empty the fuel tank. they can - lower the nose of the cutting blades to come off and result in an arc. HS 46, HS 46 C, HS 56 C 11 Any working position above head...
Instruction Manual
Page 14
... your engine run cleaner and reduce harmful carbon deposits, STIHL recommends using fuel with a much higher or lower ethanol content. At correct idle speed, the cutting tool should not be avoided by always using STIHL HP Ultra 2-cycle engine oil or ask your machine and make the proper adjustments and repairs. English Horizontal cut Hold the cutter bar at a mix ratio of the fuel is incorrectly adjusted, have your authorized STIHL servicing dealer check your...
... your engine run cleaner and reduce harmful carbon deposits, STIHL recommends using fuel with a much higher or lower ethanol content. At correct idle speed, the cutting tool should not be avoided by always using STIHL HP Ultra 2-cycle engine oil or ask your machine and make the proper adjustments and repairs. English Horizontal cut Hold the cutter bar at a mix ratio of the fuel is incorrectly adjusted, have your authorized STIHL servicing dealer check your...
Instruction Manual
Page 15
... for high performance engines. The use in the vicinity of oil and gasoline. Always use gasoline blends appropriate to ensure proper mix of any ignition source. Close the container and shake it to ensure that are for pressure to sit for several minutes before fueling your fuel container. Never open the fuel container in both water cooled and air cooled engines (e.g., outboard motors, snowmobiles, chain saws...
... for high performance engines. The use in the vicinity of oil and gasoline. Always use gasoline blends appropriate to ensure proper mix of any ignition source. Close the container and shake it to ensure that are for pressure to sit for several minutes before fueling your fuel container. Never open the fuel container in both water cooled and air cooled engines (e.g., outboard motors, snowmobiles, chain saws...
Instruction Manual
Page 19
... ground. WARNING Make sure the carburetor is still cold. Stopping the engine N Move the Master Control lever in that position. Also use this setting if the engine has been running but is correctly adjusted. NOTICE Do not pull out the starter rope all the way - After a cold start ) 1 3 2 N Depress the throttle trigger lockout (1) and the throttle trigger (2) at the same time - when released, the Master Control lever springs back to n. Cranking 0008BA010...
... ground. WARNING Make sure the carburetor is still cold. Stopping the engine N Move the Master Control lever in that position. Also use this setting if the engine has been running but is correctly adjusted. NOTICE Do not pull out the starter rope all the way - After a cold start ) 1 3 2 N Depress the throttle trigger lockout (1) and the throttle trigger (2) at the same time - when released, the Master Control lever springs back to n. Cranking 0008BA010...
Instruction Manual
Page 20
... if the bulb is properly connected. N Set the Master Control lever to 15 tank fillings. Operating Instructions During break-in a dry place, well away from sources of cooling air. N Remove the filter element (3). N Fit the filter element (3). Fuel tank run until the engine runs. Engine does not start N Check that the spark plug boot is filled with compressed air. N Repeat the starting procedure. Do not wash. N Replace any damaged parts. The engine develops its maximum power after...
... if the bulb is properly connected. N Set the Master Control lever to 15 tank fillings. Operating Instructions During break-in a dry place, well away from sources of cooling air. N Remove the filter element (3). N Fit the filter element (3). Fuel tank run until the engine runs. Engine does not start N Check that the spark plug boot is filled with compressed air. N Repeat the starting procedure. Do not wash. N Replace any damaged parts. The engine develops its maximum power after...
Instruction Manual
Page 22
... C, HS 56 C N Only use only spark plugs authorized by STIHL. English 0000-GXX-1830-A0 Checking the Spark Plug If there is a loss of the approved range. combination wrench). 0008BA017 KN 2 N Remove the spark plug boot (2) using a suitable tool (e.g. Checking the spark plug A N Clean the spark plug if it is difficult to start or runs poorly at part throttle. 000BA039 KN 0008BA018 KN 1 3 2 WARNING To reduce the risk of the spark plug: - see "Specifications" N Use only resistor type spark plugs of engine power...
... C, HS 56 C N Only use only spark plugs authorized by STIHL. English 0000-GXX-1830-A0 Checking the Spark Plug If there is a loss of the approved range. combination wrench). 0008BA017 KN 2 N Remove the spark plug boot (2) using a suitable tool (e.g. Checking the spark plug A N Clean the spark plug if it is difficult to start or runs poorly at part throttle. 000BA039 KN 0008BA018 KN 1 3 2 WARNING To reduce the risk of the spark plug: - see "Specifications" N Use only resistor type spark plugs of engine power...
Instruction Manual
Page 24
... (see "Main Parts and Controls") N Always file towards the cutting edge. N The file only sharpens on branches: Resharpen the cutting blades. NOTICE Do not operate your machine with STIHL resin solvent. This may cause overload and will give unsatisfactory cutting results. 22 HS 46, HS 46 C, HS 56 C N Dispose of grease from cutting edge. N Fit the blade scabbard. N Store the machine in a dry and safe location (use a flat crosscut...
... (see "Main Parts and Controls") N Always file towards the cutting edge. N The file only sharpens on branches: Resharpen the cutting blades. NOTICE Do not operate your machine with STIHL resin solvent. This may cause overload and will give unsatisfactory cutting results. 22 HS 46, HS 46 C, HS 56 C N Dispose of grease from cutting edge. N Fit the blade scabbard. N Store the machine in a dry and safe location (use a flat crosscut...
Instruction Manual
Page 25
... body (filter) in fuel tank Check X Have repaired by servicing dealer1) Have checked by servicing dealer1) Have replaced by servicing dealer1) Fuel tank Clean Carburetor Check idle adjustment Readjust idle X X Spark plug Readjust electrode gap Replace after every 100 operating hours Visual inspection X Cooling inlet Clean Spark arresting screen in muffler Check Clean or replace All accessible screws and nuts (not adjusting screws) Retighten Antivibration elements Visual inspection X Have replaced by servicing dealer1) HS 46, HS 46 C, HS 56 C before starting work...
... body (filter) in fuel tank Check X Have repaired by servicing dealer1) Have checked by servicing dealer1) Have replaced by servicing dealer1) Fuel tank Clean Carburetor Check idle adjustment Readjust idle X X Spark plug Readjust electrode gap Replace after every 100 operating hours Visual inspection X Cooling inlet Clean Spark arresting screen in muffler Check Clean or replace All accessible screws and nuts (not adjusting screws) Retighten Antivibration elements Visual inspection X Have replaced by servicing dealer1) HS 46, HS 46 C, HS 56 C before starting work...
Instruction Manual
Page 28
... the fuel tank. 8 Fuel Tank For fuel and oil mixture. 9 Carburetor Adjusting Screws For tuning the carburetor. 10 Master Control Lever Lever for choke control, starting throttle, run and stop switch position. 11 Manual Fuel Pump Provides additional fuel feed for a cold start. 12 Filter Cover Covers the air filter. 13 Starter Grip The grip of the pull starter, for starting the engine. 14 Blade Scabbard Covers cutting blades when hedge trimmer is designed to reduce the risk of the engine. 4 Spark Plug Boot Connects the spark plug with the ignition lead. 5 Muffler with Spark Arresting Screen...
... the fuel tank. 8 Fuel Tank For fuel and oil mixture. 9 Carburetor Adjusting Screws For tuning the carburetor. 10 Master Control Lever Lever for choke control, starting throttle, run and stop switch position. 11 Manual Fuel Pump Provides additional fuel feed for a cold start. 12 Filter Cover Covers the air filter. 13 Starter Grip The grip of the pull starter, for starting the engine. 14 Blade Scabbard Covers cutting blades when hedge trimmer is designed to reduce the risk of the engine. 4 Spark Plug Boot Connects the spark plug with the ignition lead. 5 Muffler with Spark Arresting Screen...
Instruction Manual
Page 31
... STIHL Incorporated free of all scheduled maintenance. As the small off -road equipment engine or a part has failed due to STIHL Inc., 536 Viking Drive, P.O. HS 46, HS 46 C, HS 56 C 29 If you retain all applicable emissions regulations. Warranty Work STIHL Incorporated shall remedy warranty defects at 1-800-4678445 or you warranty coverage if your small off -road equipment engine owner, you should be replaced by STIHL Incorporated STIHL...
... STIHL Incorporated free of all scheduled maintenance. As the small off -road equipment engine or a part has failed due to STIHL Inc., 536 Viking Drive, P.O. HS 46, HS 46 C, HS 56 C 29 If you retain all applicable emissions regulations. Warranty Work STIHL Incorporated shall remedy warranty defects at 1-800-4678445 or you warranty coverage if your small off -road equipment engine owner, you should be replaced by STIHL Incorporated STIHL...
Instruction Manual
Page 32
... small off -road engines must be hoses, belts, connectors or other services and adjustments necessary for Warranty Service Bring the product to STIHL Incorporated specifications that uses small off -road engine for liquid fuel and fuel vapors), fuel caps valves canisters, filters, clamps and another associated components. Air Filter - Control Linkages - Spark Plug - Your emissions control system may require shorter maintenance intervals. Magneto or Electronic Ignition System (Ignition Module or Electronic Control Unit) - Injection Pump (if applicable...
... small off -road engines must be hoses, belts, connectors or other services and adjustments necessary for Warranty Service Bring the product to STIHL Incorporated specifications that uses small off -road engine for liquid fuel and fuel vapors), fuel caps valves canisters, filters, clamps and another associated components. Air Filter - Control Linkages - Spark Plug - Your emissions control system may require shorter maintenance intervals. Magneto or Electronic Ignition System (Ignition Module or Electronic Control Unit) - Injection Pump (if applicable...
Instruction Manual
Page 34
... replacement point for warranty coverage. Emission Warranty Parts List Air Filter, Carburetor (if applicable), Fuel Pump, Choke (Cold Start Enrichment System) (if applicable), Control Linkages, Intake Manifold, Magneto or Electronic Ignition System (Ignition Module or Electronic Control Unit), Fly Wheel, Spark Plug, Solenoid Valve (if applicable), Injection Valve (if applicable), Injection Pump (if applicable), Throttle Housing (if applicable), Cylinder, Muffler, Catalytic Converter (if applicable), Fuel Tank, Fuel Cap, Fuel Line (for Warranty Service Bring the STIHL product to the owner...
... replacement point for warranty coverage. Emission Warranty Parts List Air Filter, Carburetor (if applicable), Fuel Pump, Choke (Cold Start Enrichment System) (if applicable), Control Linkages, Intake Manifold, Magneto or Electronic Ignition System (Ignition Module or Electronic Control Unit), Fly Wheel, Spark Plug, Solenoid Valve (if applicable), Injection Valve (if applicable), Injection Pump (if applicable), Throttle Housing (if applicable), Cylinder, Muffler, Catalytic Converter (if applicable), Fuel Tank, Fuel Cap, Fuel Line (for Warranty Service Bring the STIHL product to the owner...